Heat in Texas
Every heat event the National Weather Service has filed in Texas, year by year, with the most significant episodes. Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.
The most significant on the map
The most significant heat episodes in Texas.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The record
- Events
- 4,750
- Deaths
- 418
- Injuries
- 1,128
- Damage
- $550,000
Every year
The most significant
Ranked by deaths, injuries, damage and size together.
- Heat in Texas, June 27, 2022Temperatures were unusually hot on the 27th with high temperatures in the San Antonio area ranging from 100-103 degrees (the normal high is 93). Sixty-seven people were found in a tractor-trailer on the southwest side of San Antonio.
- Heat in Texas, September 21 to 28, 2005Deaths were all associated with the evacuation for Hurricane Rita, both before and after Rita's arrival. Rita made landfall just east of the Texas/Louisiana border early Saturday morning, September 24th.
- Excessive Heat and Heat in Texas, August 17 to 27, 2023After a small reprieve from the heat (thanks to a weak cold front) during the middle of August, the heat returned on the 17th and continued through August 27. The hottest temperatures of the year in North and Central Texas were recorded in this 10-day stretch.
- Excessive Heat and Heat in Texas, August 1 to 14, 2023The hot summer continued into August, with temperatures reaching at least Heat Advisory criteria area-wide for the first half of the month.
- Heat in Texas, July 1 to 31, 1998A prolonged excessive heat event continued across north Texas in July. This heat wave was the result of existing drought conditions combined with a persistent upper level ridge of high pressure.
- Heat in Texas, August 6 to 31, 2011Brutal triple digit daytime temperatures and warm overnight lows continued to occur across north Texas through the month of August. Only 3 scattered days provided relief from the record-setting heat.
- Heat in Texas, July 1 to 31, 2011Triple digit daytime temperatures and warm overnight lows gripped nearly all of north Texas for the entire month of July. A few records for daily high temperatures were set or tied, but several records for highest minimum temperatures were set.
- Heat in Texas, July 6 to 23, 2000Excessive heat impacted southeast Texas for much of the month of July. High temperatures ranged from 98 to 105 degrees on a daily basis over all but the immediate coast during a 2 week period.
- Heat in Texas, July 22, 2017A hot and humid airmass settled over South Central Texas. Thirty-nine people were discovered in a hot semi-trailer just after midnight on Sunday, July 23rd in southwestern San Antonio. The San Antonio Fire Department reported that 8 people died at the scene.
- Heat in Texas, June 13 to 30, 2011The summer heat in Texas really settled in around June 13th when temperatures region-wide began reaching triple digits on a daily basis. From the 13th through the 20th, much of the region was at or over 100 degrees, and then a brief cool down occurred around the 22nd.
- Heat in Texas, July 1 to 31, 2000An unusually strong upper level ridge of high pressure built over North Texas early in the month. This allowed afternoon high temperatures to climb into a range from the upper 90s to around 106 degrees for most of the month.
- Heat in Texas, July 10 to 31, 2023The start of what would be one of the hottest summer months on record began in July. North and Central Texas experienced above average temperatures from July 10 through the end of the month.
- Excessive Heat and Heat in Texas, June 20 to 24, 2023Record high temperatures and above normal humidity continued into the latter part of the month of June. Afternoon heat index values were around 120 degrees at Kingsville and Corpus Christi from the 20th to the 23rd, with highest value of 127 at Kingsville on the 20th.
- Heat in Texas, September 5 to 9, 2023Strong high pressure aloft produced unseasonably hot conditions across most of the region from September 5 through September 10.
- Excessive Heat and Heat in Texas, August 13 to 24, 2024Some of the hottest weather of the season occurred as a mid and upper ridge dominated North and Central Texas during the middle to latter part of August.
- Heat in Texas, August 1 to 31, 1999Excessive heat plagued southeast Texas for the entire month of August. At Houston Intercontinental, high temperatures exceeded 100 degrees on 10 days out of the month, and 95 degrees on 29 out of the 31 days of the month.
- Heat in Texas, July 1 to 9, 1996Several elderly people died from heat related problems during the heat wave.
- Heat in Texas, September 1 to 23, 2000Excessive HeatA strong ridge of high pressure remained over the region, bringing record heat to Texas for the month of September, and the hottest weather of the summer.
- Heat in Texas, August 1 to 31, 2000August 2000 - Episode NarrativeA blocking high pressure pattern continued to bring excessive and deadly heat to North Texas into August.
- Heat in Texas, September 1 to 6, 2000A record setting heat wave continued over southeast Texas through the first week of September 2000.
- Heat in Texas, July 3 to 8, 2023As temperatures started to climb for the summer, a few heat-related fatalities were reported in the DFW Metroplex area.
- Heat in Texas, August 3 to 13, 1998A prolonged excessive heat event continued across portions of North Texas in August. A 67 year old woman was found in her home on 08/03/98. The cause of death was determined to be hyperthermia and high blood pressure.A 44 year old man was found on a Dallas Street on 08/04/98.
- Heat in Texas, July 1 to 31, 1998Northeast Texas saw much of the same heat in July as they did in June with record or near record heat. July was the hottest month for most of northeast Texas since 1980.
- Heat in Texas, August 1 to 31, 1999A blocking weather pattern set in that brought a late summer heat wave to North Central Texas. August started off with a high of 101 degrees at the D/FW airport. Afternoon highs got even higher toward the middle of the month.
- Heat in Texas, June 26 to 28, 1999Excessive heat occurred across southeast Texas. High temperatures were in the mid 90s with lows around 80 degrees. Record high minimum temperatures were reported at Houston Intercontinental Airport on the 27th and 28th. All three fatalities occurred in Harris County.
More
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.