Excessive Heat — Tohono O Odham Nation, Arizona
August 26, 2023 · NOAA Storm Events record
Event narrative (NOAA)
Very hot temperatures of 7 to 13 degrees above normal caused the Major Heat Risk category to be reached across western Pima County and the Tohono O'odham Nation August 26-29. Record highs at Ajo were 114, 115, 118 and 116 degrees, respectively. Record highs at Organ Pipe Cactus National Monument included 114 degrees on August 28 and 113 on the 29th. Record highs at Sells included 108 degrees on August 26 and 27, and 109 on the 28th. The Pima County Medical Examiner determined that heat was the primary cause of death for two individuals found in the desert on the 26th in the Sells and Topawa areas.
Other notable excessive heat events in Arizona
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.