Weather of 2023
Template:Short description Template:Use mdy dates
The following is a list of weather events that occurred (and are occurring) on Earth in the year 2023. The year saw a transition from La Niña to El Niño, with record high global average surface temperatures. The most common weather events to have a significant impact are blizzards, cold waves, droughts, heat waves, wildfires, floods, tornadoes, and tropical cyclones.
Template:Weather by decade/2020–present
Deadliest events
| Rank | Event | Date(s) | Deaths (+Missing) | Refs |
|---|---|---|---|---|
| 1 | Storm Daniel | September 4–12 | >4,034+ (10,100+ missing) | <ref>Template:Cite web</ref> |
| 2 | Cyclone Freddy | February 5 – March 14 | 1,434 | <ref name="AfricaNews-2023">Template:Cite news</ref><ref name="The Star-2023">Template:Cite news</ref><ref name="Cyclone Freddy claims 2 lives in Manicaland-2023">Template:Cite news</ref><ref name="ReliefWeb-2023">Template:Cite web</ref><ref name="ABC News-2023">Template:Cite news</ref><ref name="Cyclone Freddy lashes Mozambique and Malawi">Template:Cite news</ref><ref>Template:Cite news</ref><ref name="Malawi deaths" /> |
| 3 | Cyclone Mocha | May 9–15 | 438 (+101 missing) | <ref name="435 deaths3">Template:Cite web</ref><ref name="rfa.org">Template:Cite news</ref><ref name="bhorerkagoj">Template:Cite web</ref> |
| 4 | Afghanistan cold snap | January 10–17 | 166 | <ref>Template:Cite news</ref> |
| 5 | Western North America heat wave | May – present | >112 | <ref name="Mexico heatwave" /> |
| 6 | North India floods | July 10 – present | >100 | <ref>Template:Cite web</ref> |
| 7 | Philippine floods | December 18, 2022 – February 5, 2023 | 97 (+25 missing) | <ref>Template:Cite web</ref> |
| 8 | São Paulo floods and landslides | February 18–23 | 65 (+58 missing) | <ref name="BrazilFebruary" /><ref name="Correio Braziliense"/> |
| 9 | Pakistan floods | June 22 – July 6 | 54 | <ref name="Pakistan floods" /> |
| 10 | Haiti floods | June 2–4 | 51 | <ref name="Haiti floods" /> |
Types
Template:Expand section The following listed different types of special weather conditions worldwide.
Cold snaps and winter storms
Template:See also Template:See also Template:Expand section In January, a cold snap in Afghanistan killed at least 166 people and more than 80,000 livestock.<ref name="Firstpost 2023-01-25">Template:Cite news</ref> A national low temperature was set in Mohe City, China at Template:Convert, on January 23.<ref>Record-setting cold, heavy snow grip eastern Asia Template:Webarchive, AccuWeather, January 24, 2023</ref> Two days later, snow fell in Algeria for the first time in ten years.<ref>Algeria witnesses rare snowfall Template:Webarchive, Middle East Monitor, January 25, 2023</ref>
Heat waves and droughts
Template:Main Template:Expand section Starting in April 2023, a record-breaking heat wave in Asia has affected multiple countries, including India, China, Laos and Thailand.<ref>Template:Cite web</ref><ref>Template:Cite news</ref>
Tornadoes
Template:MainTemplate:See alsoAn early-season tornado outbreak in the Southern United States was responsible for eight deaths and 53 injuries.<ref>Template:Cite web</ref> On January 24, an EF3 tornado struck Deer Park, Texas, causing a tornado emergency.<ref>Template:Cite web</ref> A storm complex in late February caused several tornadoes including a tornado that hit Cheyenne, Oklahoma that killed one.<ref>Template:Cite web</ref> A rare tornado near Taif, Saudi Arabia killed one person and injured one more.<ref>Template:Cite web</ref><ref>Template:Cite web</ref> Two separate tornado outbreaks between March 24–March 27 and March 31–April 1 caused 58 deaths and two EF4 tornadoes.<ref>Template:Cite web</ref>
Tropical and subtropical cyclones
Template:MainTemplate:Expand section The first named tropical cyclone of the year was Cyclone Hale, which caused minimal damage and one death in New Zealand as an extratropical cyclone.<ref>Template:Cite news</ref><ref>Template:Cite news</ref> Later in January, Cyclone Cheneso killed at least 33 people in Madagascar and left 20 missing. In addition, it damaged over 13,000 houses and 18 medical centers.<ref>Template:Cite web</ref><ref>Template:Cite web</ref> In February, Cyclone Freddy formed and lasted until March 14, making it the longest lived tropical cyclone on record, surpassing Hurricane John of 1994,<ref name="Freddy record">Template:Cite news</ref> tracking across the entire Indian Ocean, the first to do so since Hudah and Leon-Eline in 2000.<ref name="NOAA Freddy">Template:Cite web</ref> In addition, Freddy also recorded the highest accumulated cyclone energy of any tropical cyclone worldwide, at 87.01, surpassing the previous record of 85.26 by Hurricane Ioke in 2006.<ref name="NOAA Freddy" /> Freddy killed at least 1,434 people, and left 19 missing. In May, Cyclone Mocha formed and made landfall in Myanmar, killing 438 people and more than 101 missing.<ref name="435 deaths3"/><ref name="rfa.org"/><ref name="bhorerkagoj"/> In June, Cyclone Biparjoy formed over the Arabian Sea and intensified into a extremely severe tropical cyclone, and made landfall in India, leaving at least 12 people dead.<ref>Tropical Cyclone Advisory 37 for North Indian Ocean issued at 0345 UTC of 11.06.2023. based on 0000 UTC of 11.06.2023 Template:Webarchive (PDF) (Report). New Delhi, India: India Meteorological Department. 11 June 2023. Retrieved 9 July 2023</ref><ref>Template:Cite web</ref>
Extratropical cyclones and European windstorms
Template:See also Template:Expand section Cyclone Helios which formed in early February brought recorded rain and humidity to Malta from 80 years. Luqa recorded rain with a total of 140.4 millimeters. meteo.it defined it as a Mediterranean tropical-like cyclone<ref>Template:Cite web</ref> as it dissipated on February 11.<ref>Template:Cite web</ref> Storm Otto, also known as Storm Ulf, brought high winds to the United Kingdom, Norway, and Germany. The highest wind gust was recorded in Cairngorms, UK, at 193 km/h (120 mph).
Wildfires
Template:Main Template:Expand section Over 100 wildfires have been confirmed in Alberta, Canada, and 13,000 people have been evacuated.<ref>Template:Cite news</ref> The 2023 Hawaii wildfires kill over 110 people in the town on Lahaina, Hawaii.
Timeline
This is a timeline of weather events during 2023.
January
In January 2023, the National Oceanic and Atmospheric Administration documented 30 weather-related fatalities and 162 weather-related injuries in the United States and Territories of the United States.<ref name="NOAA January 2023">Template:Cite web</ref>
- November 2022–January 2023 – The rainy season in Malawi resulted in 42 fatalities from various severe weather incidents.<ref>Template:Cite web</ref>
- December 26–January 25 — 2022–2023 California floods: A series of atmospheric rivers impacts California, killing 22 people and causing at least 200,000 power outages in the state.<ref name="California floods">Template:Cite news</ref><ref>Template:Cite news</ref>
- January 1 – A weather station in Abed, Denmark, measured the hottest temperature ever nationwide in the month of January, measuring Template:Convert, breaking the previous record of Template:Convert from January 10, 2005.<ref>Template:Cite news</ref><ref>Template:Cite web</ref>
- December 18, 2022 – February 5, 2023 — A shear line system caused flooding and landslides across the Philippines, killing 97 people with 25 more missing.<ref>Template:Cite web</ref>
- January 4 — Heavy rains caused a house to collapse in Matala, Angola, with two people being killed.<ref>Template:Cite web</ref>
- January 4–5 — Flooding and landslides in Buvaku, Democratic Republic of the Congo kills five people.<ref name="Jan 9 ERCC">Template:Cite web</ref>
- January 6–8 — Flooding and landslides in Indonesia kills five people.<ref name="Jan 9 ERCC" />
- January 10 — Flooding and landslides in Minas Gerais, Brazil kill six people.<ref>Template:Cite web</ref>
- January 10–17 — A cold snap in Afghanistan kills at least 166 people and more than 80,000 livestock.<ref name="Firstpost 2023-01-25" /> The coldest temperature recorded was Template:Convert in the province of Ghor.<ref>Template:Cite news</ref>
- January 12 — An early season tornado outbreak causes at least nine deaths in the Southern United States and several tornado emergencies.<ref>Template:Cite news</ref>
- January 12 — A lightning strike in HaOgen, Israel kills a person walking their dog.<ref name="ESWD">Template:Cite web</ref><ref>Template:Cite news</ref>
- January 13–16 — Heavy rains in Tijuana, Mexico cause extreme flooding and a mudslide which killed two people.<ref>Template:Cite news</ref>
- January 14 — A flash flood in Medellín, Colombia killed two people and injured 25 others.<ref>Template:Cite web</ref>
- January 15 — Fatehpur, Rajasthan records a temperature of -4.7 Celsius (23.4 Fahrenheit) from a cold wave.<ref>Template:Cite news</ref>
- January 16 – Two EF1 tornadoes touch down in Iowa, the first tornadoes in the state in January since 1967.<ref>Template:Cite news</ref>
- January 16 — A landslide in Locroja District, Peru kills three people and leaves three others injured.<ref>Template:Cite web</ref>
- January 17 — An avalanche strikes Nyingchi, Tibet, killing 28.<ref>Template:Cite news</ref>
- January 18–19 — Flooding and landslides in Brazil kill 3 and leave 2 missing.<ref>Template:Cite web</ref>
- January 20 — Cyclone Cheneso leaves 33 dead and 20 missing in Madagascar.<ref>Template:Cite web</ref><ref>Template:Cite news</ref>
- January 27–February 6 — Heavy amounts of rain struck Auckland and the upper North Island in New Zealand causing massive flooding resulting in 4 deaths<ref>Template:Cite news</ref> and 3 injuries<ref>Template:Cite AV media</ref>
- January 31 – Denmark had its wettest January on record, with a measurement of Template:Convert through the month, which beat the Template:Convert in January 2007 that previously held the record.<ref>Template:Cite news</ref>
- January 31–February 2 — An ice storm kills 10 people and causes 500,000 power outages across the Southern United States.<ref>Template:Cite web</ref>
February
- February 1 – Template:Convert of snow falls in New York City, becoming the latest date for first measurable snow there.<ref>Central Park sees 1st measurable snowfall after breaking 50-year-old weather record Template:Webarchive, ABC7NY, February 1, 2023</ref> Despite the minimal snow, a ground stop was still issued at LaGuardia Airport.<ref>340K without power amid frigid temperatures in Texas; 2,300 flights canceled, at least 6 dead as winter storm sweeps US: Updates, USA Today, February 1, 2023</ref>
- February 2 – Avalanche has buried a tourist near Mały Kościelec in Tatra Mountains, Poland. After a few days the men died.<ref>Template:Cite news</ref>
- February 3–4 – A cold wave briefly hit New England and Canada. The wind chill on Mount Washington, New Hampshire drops to Template:Convert, marking the coldest wind chill ever recorded in the United States.<ref>Template:Cite tweet</ref><ref>Template:Cite news</ref> The next day, the temperature of Template:Convert in Boston became the coldest day in the city since 1957.<ref>Template:Cite news</ref>
- February 5–7 – In the Mariano Nicolás Valcárcel District, 15 died from landslides that occurred after heavy rains.<ref>Template:Cite web</ref>
- February 5 – March 13 – Cyclone Freddy forms in the eastern Indian Ocean and makes landfall in Madagascar and Mozambique, becoming only the fourth storm to cross the entire Indian Ocean. Additionally, it was the longest lasting tropical cyclone on record with a duration of 5 weeks and 2 days, and holds the record for the highest accumulated cyclone energy (ACE) of any tropical cyclone of 87.01.<ref name="Freddy record" /><ref name="NOAA Freddy" /> 238 people die in Madagascar and Mozambique and over 1,200 people were killed in Malawi from extreme flooding and mudslides.<ref name="AfricaNews-2023" /><ref name="The Star-2023" /><ref name="Cyclone Freddy claims 2 lives in Manicaland-2023" /><ref name="ReliefWeb-2023" /><ref name="ABC News-2023" /><ref name="Cyclone Freddy lashes Mozambique and Malawi" /><ref name="Malawi deaths">Template:Cite news</ref>
- February 10 – Widespread record highs were broken across the Eastern United States, ranging from Template:Convert in Saint Johnsbury, Vermont to Template:Convert in portions of North Carolina.<ref>This time last week we were posting about record cold in the Northeast. Things have reversed with a number of high temperature records broken or tied across the Eastern US yesterday - Friday February 10th. Template:Webarchive, NWS Eastern Region, February 10, 2023</ref>
- February 11–15 – Cyclone Gabrielle struck New Zealand particularly in the Gisborne and Hawkes Bay areas leaving 11 people dead while +3 are currently missing. Making it the most destructive cyclone in New Zealand since 1988.<ref>Template:Cite news</ref>
- February 16 – Record warm temperatures occur in the Eastern United States. Islip, New York, Bridgeport, Connecticut, Bedford, Massachusetts and Newport, Rhode Island all set record highs for the month of February. The record in Newport was broken by 6 °F (4 °C). At LaGuardia Airport, the low of Template:Convert tied for the warmest low on record, while Central Park observed a low of Template:Convert, the second warmest February low on record.<ref>Surge of warmth just set February records in the East, with more on the way, Washington Post, February 17, 2023</ref>
- February 18–23 – Floods and mudslides kill at least 65 people across the state of São Paulo in Brazil.<ref name="BrazilFebruary">Template:Cite news</ref><ref name="Correio Braziliense">Template:Cite web</ref>
- February 21–28 – A major storm complex caused almost a million power outages throughout the United States, with Michigan being the most affected, with an ice storm that left at least one dead in Michigan when a power line fell on a volunteer firefighter.<ref>Template:Cite news</ref>
March
- March 1–3 – A storm complex containing both severe thunderstorms and heavy snowfall killed at least 13 people across the United States, including five in Kentucky, three in Alabama, two in Tennessee, one in Arkansas, and one in Mississippi.<ref>Template:Cite news</ref>
- March 6 – A landslide in Natuna Regency, Indonesia kills at least 50 people and four others remain missing.<ref>Template:Cite news</ref>
- March 7–20 – At least eight people were killed by Cyclone Yaku in Peru and Ecuador.<ref>Template:Cite web</ref><ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- March 9–10 – Two people were killed and 9,400 were under evacuation orders as continuing atmospheric rivers brought heavy rains and flooding to parts of California.<ref>Template:Cite news</ref>
- March 15 – 16 deaths were reported as massive flash floods struck the Turkish provinces of Adiyaman and Sanliurfa, turning streets into rivers. These areas had been particularly hit hard by the past earthquakes.<ref>Template:Cite news</ref>
- March 21–22 – 5 died in California from high winds by a bomb cyclone that also caused two tornadoes, including one in Montebello.<ref>Template:Cite web</ref>
- March 22–25 – 14 died in the town Baardhere, Jubaland state, Somalia, when flash floods hit the area.<ref>Template:Cite news</ref>
- March 24–26 – 26 people were killed in a tornado outbreak in the Southern United States.<ref>Template:Cite news</ref>
- March 26 – 11 were killed and 67 were left missing by a landslide caused by heavy rains that occurred in Alausí, Ecuador.<ref>Template:Cite news</ref>
- March 31–April 1 – At least 26 people are killed in a tornado outbreak in the United States.<ref name="USA Today 2023-04-02">Template:Cite news</ref>
April
- April 3 – Casper, Wyoming saw its snowiest day on record, with Template:Convert of snow falling.<ref>Blizzard Dumps Over A Foot Of Snow From Utah to Minnesota; Record Snowstorm In Casper, Wyoming Template:Webarchive, The Weather Channel, April 6, 2023</ref>
- April 5 – An EF2 tornado hit the town of Glen Allen, Missouri, killing five people.<ref>Template:Cite web</ref>
- April 12–13 – Heavy rains affected Fort Lauderdale and South Florida, causing significant flooding.<ref>Template:Cite web</ref>
- April 14 – A temperature of Template:Convert at Windsor Locks, Connecticut tied the state record for warmest April temperature.<ref>Back to reality with some April showers and much cooler temps Template:Webarchive, WTNH, April 15, 2023</ref> In addition, a temperature of Template:Convert in Worcester, Massachusetts became the earliest date for a ninety degree day.<ref>https://twitter.com/NWSBoston/status/1646990086423330816</ref>
- April 19 – Tornadoes struck throughout the U.S. central plains, including a fatal EF3 tornado in Cole, Oklahoma. The outbreak lead to 3 fatalities.<ref>Template:Cite web</ref>
- April 21 – A significant tornado struck the Aung Myin Kone and Tadau villages near Myanmar's capital Naypyitaw, killing at least 8 people and injuring at least 128, at least 232 homes were also destroyed by the tornado.<ref>Template:Cite web</ref>
- April 22 - Gusty winds in Pennsylvania lead to falling trees that killed 2 people.<ref>'Horrible tragedy': Weekend storms kill 2 children in the Northeast Template:Webarchive, AccuWeather, April 26, 2023</ref>
- April 27 — The hottest April temperature in Europe occurred, with the temperature in Córdoba, Spain at Template:Convert.<ref>Europe just recorded its highest April temperature on record amid a scorching heat wave Template:Webarchive, AccuWeather, April 28, 2023</ref>
- April 29 — A macroburst in Texas caused “tens of millions of dollars” in damage.<ref>Template:Cite web</ref>
May
- May 3 – present — Floods in East Africa, especially in the DRC and Rwanda killed 440 and 129 respectively.
- May 14–15 — Cyclone Mocha impacted Myanmar and Bangladesh, killing 438 people in total.<ref name="435 deaths3"/><ref name="rfa.org"/><ref name="bhorerkagoj"/>
- May 15 – Lightning kills one person and injured another in Texas.<ref>Lightning strike kills father, injures son in Texas Template:Webarchive, AccuWeather, May 17, 2023</ref>
- May 16 – While in Cyclone Fabien, the Lu Peng Yuan Yu fishing vessel capsizes in the Indian Ocean. 16 of the 39 people on board have been confirmed dead.<ref>Template:Cite news</ref><ref>Template:Cite web</ref>
- May 16 – 17 — 17 people died and ten of thousands were left homeless in devastating floods in the Emilia-Romagna region of northern Italy.<ref>Template:Cite news</ref>
- May 18 –- Many daily record lows were set across the Northeastern United States, including Trenton, New Jersey at Template:Convert, Montpelier, Vermont at Template:Convert, Lebanon, New Hampshire at Template:Convert, Bridgeport, Connecticut at Template:Convert, Providence, Rhode Island at Template:Convert, and Akron, Ohio at Template:Convert. A temperature of Template:Convert became the coldest temperature so late in the year in Saranac Lake, New York, while Allentown, Pennsylvania recorded their third latest freeze on record.<ref>Brief but intense cold snap brings record lows, snow flurries in Northeast Template:Webarchive, Washington Post, May 18, 2023</ref> This cold snap lead to several damaging frosts and freezes in Upstate New York.<ref>Late-spring frost deals severe blow to Upstate New York vineyards Template:Webarchive, AccuWeather, May 26, 2023</ref>
- May 19 – June 3 – Typhoon Mawar kills two people in Guam, one person in the Philippines, one person in Taiwan and two people in Japan.<ref>Template:Cite news</ref><ref>Template:Cite report</ref><ref>Template:Cite web</ref>
- May 23 – Two people were killed in a storm in Texas.<ref>2 dead, 7 injured in Texas tornado-warned storm Template:Webarchive, AccuWeather, May 23, 2023</ref>
- May 28 – A tourist boat sinks on Lake Maggiore in northern Italy, killing four.<ref>Template:Cite news</ref>
- May 29 – Shanghai records its hottest ever May temperature, at Template:Convert.<ref>Template:Cite web</ref>
- May 29 – Wildfires in Nova Scotia cause 16,000 to evacuate.<ref>Template:Cite news</ref>
- May 30 – A landslide in the southwestern Sichuan province, China, kills 19.<ref>Template:Cite news</ref>
June
- June 1-2 – Record heat affects portions of the Northeastern United States, with Burlington, Vermont seeing a high of Template:Convert, the warmest temperature so early in the season there.<ref>Record heat bakes Northeast before backdoor cold front provides sharp weekend cooldown Template:Webarchive, Fox Weather, June 2, 2023</ref> The next day, daily records were set in Hartford and Philadelphia.<ref>Record-Breaking Summer: Houston, New Orleans Tie All-Time High Temperature Records After Hottest July Ever, Forbes, August 22, 2023</ref>
- June 1 - Temperatures in Lapland, Finland reached Template:Convert, the coldest June temperature in the country.<ref>Template:Cite news</ref>
- June 2–4 – Floods in Haiti cause 51 deaths and injure 140 people. Additionally, over 13,500 homes were flooded and 820 were destroyed.<ref name ="Haiti floods">Template:Cite report</ref>
- June 6–19 – Cyclone Biparjoy becomes the longest-lived cyclone in the Arabian Sea and kills 12 people in Gujarat.<ref>Template:Cite news</ref><ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- June 8–9 – Windstorms and floods in Iran kill seven and leave 59 injured.<ref>Template:Cite news</ref>
- June 10 – Heavy rains in northeast Pakistan kills 25 and leaves 145 injured.<ref>Template:Cite news</ref>
- June 14–19 – A widespread tornado outbreak sequence leaves five dead and 120 injured
- A low-end EF3 tornado damages or destroys nearly 200 homes in Perryton, Texas.<ref>Template:Cite news</ref><ref name="DAT" />
- In Jasper County, Mississippi, over a dozen buildings were destroyed and one person was killed by an EF3 tornado.<ref name="DAT" />
- June 17–18 – Floods and landslides in Nepal kill at least six and leave 28 missing.<ref>Template:Cite news</ref>
- June 20 – Two Texas cities broke all-time record high temperatures, with San Angelo reaching Template:Convert and Del Rio reaching Template:Convert.<ref>Texas steam bath continues with record-breaking heat Template:Webarchive, Axios, June 21, 2023</ref> Air conditioning pushed ERCOT power demand to a record 81.2 GW.<ref>Template:Cite web</ref>
- June 20–26 – A second widespread tornado outbreak sequence across the United States leaves over 100 injured and eight dead.<ref>Template:Cite news</ref>
- An EF3 tornado in Matador, Texas kills four people and destroys over ten buildings.<ref name="DAT">Template:Cite web</ref><ref>Template:Cite news</ref>
- An EF2 tornado in Martin and Dubois County, Indiana leaves one dead and another person injured.<ref>Template:Cite report</ref>
- At George Bush Intercontinental Airport, a record gust of Template:Convert was observed, surpassing the airport's previous highest gust of Template:Convert during Hurricane Ike.<ref>Template:Cite news</ref>
- June 22 – July 6 – Monsoon rains in Pakistan kill 55 people, including at least eight children.<ref name="Pakistan floods">Template:Cite news</ref>
- June 25 – Ten people are killed from lightning strikes in Punjab province, Pakistan.<ref>Template:Cite news</ref>
- June 27 – Flash flood induced landslides in the Miansi and Weizhou townships in Sichuan province, China, result in four deaths and three missing people.<ref>Template:Cite news</ref>
- June 29 – Authorities in Mexico have said that within the past two weeks, over 100 people have died from heat related deaths as temperatures have came close to Template:Convert.<ref name="Mexico heatwave">Template:Cite news</ref>
- June 30 – Heavy rains and a tornado in KwaZulu-Natal, South Africa leave seven dead and another seven missing.<ref>Template:Cite news</ref>
July
- July 1–7 – The World Meteorological Organization find that the first week of July was the hottest week recorded during an El Niño which was worsened by climate change.<ref>Template:Cite news</ref> The record was broken thrice and equaled once in that week.<ref name="bbc">Template:Cite news</ref>
Date Average global temperature Monday, July 3 Template:Cvt<ref name="bbc" /><ref>Template:Cite news</ref> Tuesday, July 4 Template:Cvt<ref name="bbc" /> Wednesday, July 5 Template:Cvt<ref>Template:Cite news</ref> Thursday, July 6 Template:Cvt<ref name="bbc" />
- July 3–present – Monsoon rains cause record-breaking and destructive floods in North India, killing over 100.<ref name="India floods">Template:Cite news</ref>
- July 9 – The capital of India, New Delhi, receives its wettest July day in over 40 years, receiving Template:Cvt of rain.<ref>Template:Cite news</ref>
- July 19 – A landslide in Raigad kills at least 16 people with another 100 feared dead under debris.<ref>Template:Cite news</ref>
- July 9–16 – Flash flooding in the Northeastern United States kills at least eight people and leaves two children missing.<ref>Template:Cite web</ref><ref>Template:Cite web</ref><ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- July 10 – Torrential rain in southern Japan cause landslides that kill three people.<ref>Template:Cite news</ref>
- July 13–18 – Tropical Storm Talim leaves three dead across the Philippines and Southern China.<ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- July 16 - Monsoon flooding in South Korea kill at least 41 people and 9 missing.<ref name="SouthKoreafloods">Template:Cite news</ref>
- July 17 – Torrential rains cause a landslide in Quetame, Colombia leaves 14 dead.<ref>Template:Cite news</ref>
- July 18 – Phoenix recorded their warmest ever low temperature on record, at Template:Convert.<ref>Phoenix is seeing its hottest July ever recorded Template:Webarchive, 12News, July 19, 2023</ref>
- July 19 – A severe storm sweeps through the western Balkans, killing five people.<ref>Template:Cite news</ref>
- July 19–29 – Typhoon Doksuri causes at least 87 deaths and over $2 billion in damages.<ref name"Doksuri">Template:Cite webTemplate:Dead link</ref>
- July 27 – The MB Aya Express capsizes in the Philippines, killing 27.<ref>Template:Cite news</ref>
- July 27–29 – Record-breaking floods in China result in 30 deaths and $2 billion in damages.<ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- July 22 – Another severe storms hits Serbia killing three.<ref>Template:Cite news</ref>
- July 24- Lightning in Upstate New York kills one person.<ref>Template:Cite web</ref>
- July 25 – A nighttime storm in Lombardy, Italy leaves four dead.<ref>Template:Cite news</ref>
- July 27 – August 11 – Typhoon Khanun kills at least two people in Okinawa.<ref>Template:Cite news</ref>
- July 30 – In Mari El, Russia, severe storms leave ten dead at a campsite.<ref>Template:Cite news</ref>
August
- August 3–present – Floods in Carinthia and Slovenia kill seven people.<ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- August 3 – 17 people are killed and 18 are left missing after a landslide in Shovi, Georgia.<ref>Template:Cite news</ref>
- August 11 – Floods in Myanmar kills five.<ref>Template:Cite news</ref>
- August 12 – A landslide in Xi'an, China, kills 21 people and leaves six missing.<ref>Template:Cite news</ref>
- August 12 – Four people are killed by lightning strikes in separate incidents in Yemen.<ref>Template:Cite news</ref>
- August 16–22 – Hurricane Hilary kills two people in Mexico and becomes the first tropical cyclone to bring tropical storm force winds to California since 1997.<ref>Template:Cite web</ref><ref>Template:Cite web</ref> Additionally, four states in the United States break tropical cyclone rainfall records.<ref>Template:Cite news</ref>
- August 20 – September 1 – Hurricane Franklin kills two people and leaves one missing in the Dominican Republic.<ref>Template:Cite news</ref>
- August 22 – September 3 – Typhoon Saola kills one person in the Philippines.<ref>Template:Cite news</ref>
- August 24–31 – Hurricane Idalia kills nine people in the Eastern United States after landfall in Florida.<ref>Template:Cite news</ref><ref>Template:Cite news</ref><ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- August 27 – September 6 – Typhoon Haikui leaves two dead in Taiwan and China.<ref>Template:Cite news</ref>
- August 28–30 – Heavy rains in Tajikistan kills 21 people.<ref>Template:Cite news</ref>
September
- September 2 - Flooding in the Southwestern United States kills one person at the Burning Man festival.<ref>Template:Cite news</ref>
- September 6 – A cyclone in Rio Grande do Sul causes floods that kill 21 people.<ref>Template:Cite news</ref>
- September 7–8 – The remnants of Typhoon Haikui combined with a low pressure trough cause widespread flooding in Hong Kong, killing four and injuring nearly 150.<ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- September 4–11 – Storm Daniel causes catastrophic flooding across Libya and Southeast Europe, killing near 7,000 people and leaving 10,000 missing. Additionally, flooding in Greece is responsible for $2.14 billion in damages.<ref name="daniel">Template:Cite web</ref><ref>Template:Cite news</ref><ref>Template:Cite web</ref>
- September 11 - September 2023 northeastern U.S. floods - The city of Leominster, Massachusetts declares a state of emergency after rain up to Template:Convert brought unprecidented flash flooding.<ref>Template:Cite news</ref><ref>Template:Cite web</ref>
- September 19 – Three tornadoes, one rated as an EF3 tornado, hits Jiangsu in China. 10 people were killed.<ref>Template:Cite news</ref><ref>Template:Cite web</ref>
- September 25 – Floods in Mexico and Guatemala kill 13 people and leave 22 missing.<ref>Template:Cite news</ref><ref>Template:Cite news</ref>
- September 24-25 — Floods in the Western Cape province of South Africa kill at least 11 and leave over 80,000 without electricity.<ref>Template:Cite web</ref>
- September 28-30 - New York City declares a state of emergency during major flooding in the city.<ref>Template:Cite web</ref>
October
- October 4 - Monthly record highs were set in Burlington, Vermont and Syracuse, New York, with temperatures of Template:Convert and Template:Convert.<ref>Central NY shatters heat record for the date, closes in on hottest October day ever, Syracuse.com, October 4, 2023</ref><ref>Burlington, Vermont breaks its record for hottest October day, CBS Boston, October 4, 2023</ref>
- October 4–5 – Heavy rains in Sikkim causes the South Lhonak Lake to outburst, killing at least 74 people in Sikkim and West Bengal.<ref>Template:Cite news</ref>
- October 6 – Six people are killed from rain-induced mudslides in Sri Lanka.<ref>Template:Cite news</ref>
- October 8 – Landslides in Yaoundé, Cameroon leaves 27 dead 50 injured.<ref>Template:Cite news</ref>
- October 25 – Hurricane Otis makes landfall near Acapulco, Mexico as a Category 5 hurricane with winds of 165 mph (270 km/h) and a central pressure of Template:Convert,<ref>Template:Cite report</ref> becoming the first Pacific hurricane on record to make landfall at Category 5 intensity, as well as surpassing Hurricane Patricia as the strongest landfalling Pacific hurricane.
Space weather
- January 9 – An X1.9-class solar flare causes a widespread radio blackout across South and Central America. The sunspot that caused the solar flare also caused an X1.2-class solar flare on January 5.<ref>Template:Cite web</ref><ref>Template:Cite journal</ref>
Events in meteorology
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- January 9 – Perseverance provides the first ever detailed weather report on Mars.<ref>Template:Cite web</ref>
See also
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Notes
References
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