Arizona, 2023Excessive Heat and Heat in Arizona, June 24 to 30, 2023
June 24 to 30, 2023 · NWS TWC · 12 events in 10 counties and zones
Hot temperatures 3 to 6 degrees above normal were experienced in the lower elevations of Pima, Santa Cruz, Graham, Greenlee and southeast Pinal counties June 24-30, with very hot temperatures 5 to 11 degrees above normal high temperatures breaking records in a few locations June 25-27. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals found…
Every event with a place to put it; 12 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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- Deaths
- 7
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 12
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Hot temperatures 3 to 6 degrees above normal were experienced in the lower elevations of Pima, Santa Cruz, Graham, Greenlee and southeast Pinal counties June 24-30, with very hot temperatures 5 to 11 degrees above normal high temperatures breaking records in a few locations June 25-27. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals found in the desert, one in Santa Cruz County and another on the Tohono O'odham Nation. Heat was determined to be a contributing factor in the death of five individuals in Tucson.
Heat, Tucson Metro Area
- When
- June 24, 11:00 AM MST to 8:00 PM MST
- Where
- Tucson Metro Area forecast zone
- Deaths
- 0 direct, 1 indirect
- Reported by
- County Official
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
Hot temperatures 3 to 6 degrees above normal were experienced in the Tucson Metro Area June 24, causing the Moderate Heat Risk category to be reached. Tucson International Airport topped out at 105 degrees. The Pima County Medical Examiner confirmed that heat was a contributing factor in the death of one individual found in a homeless encampment in Tucson.
Excessive Heat, Western Pima County
- When
- June 25, 11:00 AM MST to June 26, 8:00 PM MST
- Where
- Western Pima County forecast zone
- Reported by
- Mesonet
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
Very hot temperatures 5 to 8 degrees above normal were experienced in western Pima County and the Tohono O'odham Nation June 25-26, causing the Major Heat Risk category to be reached. Ajo topped out at 112 degrees both days while Sells reached 107. On June 26, Organ Pipe Cactus National Monument topped out at 109 degrees. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual found in the desert near Sells.
Excessive Heat, Tohono O Odham Nation
- When
- June 25, 11:00 AM MST to June 26, 8:00 PM MST
- Where
- Tohono O Odham Nation forecast zone
- Deaths
- 1 direct, 0 indirect
- Reported by
- County Official
- Coordinates
- 32.501, -111.567 (the zone’s center; the record gives no point)
Very hot temperatures 5 to 8 degrees above normal were experienced in western Pima County and the Tohono O'odham Nation June 25-26, causing the Major Heat Risk category to be reached. Ajo topped out at 112 degrees both days while Sells reached 107. On June 26, Organ Pipe Cactus National Monument topped out at 109 degrees. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual found in the desert near Sells.
Excessive Heat, Baboquivari Mountains
- When
- June 25, 11:00 AM MST to June 26, 8:00 PM MST
- Where
- Baboquivari Mountains forecast zone
- Reported by
- Mesonet
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
Very hot temperatures 5 to 8 degrees above normal were experienced in western Pima County and the Tohono O'odham Nation June 25-26, causing the Major Heat Risk category to be reached. Ajo topped out at 112 degrees both days while Sells reached 107. On June 26, Organ Pipe Cactus National Monument topped out at 109 degrees. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual found in the desert near Sells.
Excessive Heat, Tucson Metro Area
- When
- June 25, 11:00 AM MST to June 27, 8:00 PM MST
- Where
- Tucson Metro Area forecast zone
- Deaths
- 0 direct, 1 indirect
- Reported by
- County Official
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
Very hot temperatures 5 to 10 degrees above normal were experienced in the Tucson Metro area June 25-27, causing the Major Heat Risk category to be reached. The Tucson International Airport reached 111 degrees on June 25-26 and 108 on June 27. The Pima County Medical Examiner confirmed that heat was a contributing factor in the death of one individual in Tucson found on the street on June 26.
Excessive Heat, Upper Santa Cruz River and Altar Valleys
- When
- June 26, 11:00 AM MST to June 27, 8:00 PM MST
- Where
- Upper Santa Cruz River and Altar Valleys forecast zone
- Deaths
- 1 direct, 0 indirect
- Reported by
- County Official
- Coordinates
- 31.812, -111.318 (the zone’s center; the record gives no point)
Very hot temperatures 6 to 11 degrees above normal were experienced in the lower elevations of Cochise, Graham, Greenlee, Santa Cruz and southeast Pinal counties June 26-27, causing the Major Heat Risk category to be reached. Some of the hottest temperatures during the period were 110 degrees at Cascabel, Safford Airport (record for June 26), and Sasabe (records both days); 109 at Duncan; 108 at Nogales and Picacho; 107 at Bisbee-Douglas Airport; and 106 at San Manuel and Willcox. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual found in the desert near Ruby.
Excessive Heat, South Central Pinal County
- When
- June 26, 11:00 AM MST to June 27, 8:00 PM MST
- Where
- South Central Pinal County forecast zone
- Reported by
- Mesonet
- Coordinates
- 32.904, -111.345 (the zone’s center; the record gives no point)
Very hot temperatures 6 to 11 degrees above normal were experienced in the lower elevations of Cochise, Graham, Greenlee, Santa Cruz and southeast Pinal counties June 26-27, causing the Major Heat Risk category to be reached. Some of the hottest temperatures during the period were 110 degrees at Cascabel, Safford Airport (record for June 26), and Sasabe (records both days); 109 at Duncan; 108 at Nogales and Picacho; 107 at Bisbee-Douglas Airport; and 106 at San Manuel and Willcox.
Excessive Heat, Southeast Pinal County
- When
- June 26, 11:00 AM MST to June 27, 8:00 PM MST
- Where
- Southeast Pinal County forecast zone
- Reported by
- Mesonet
- Coordinates
- 32.904, -111.345 (the zone’s center; the record gives no point)
Very hot temperatures 6 to 11 degrees above normal were experienced in the lower elevations of Cochise, Graham, Greenlee, Santa Cruz and southeast Pinal counties June 26-27, causing the Major Heat Risk category to be reached. Some of the hottest temperatures during the period were 110 degrees at Cascabel, Safford Airport (record for June 26), and Sasabe (records both days); 109 at Duncan; 108 at Nogales and Picacho; 107 at Bisbee-Douglas Airport; and 106 at San Manuel and Willcox.
Excessive Heat, Upper San Pedro River Valley
- When
- June 26, 11:00 AM MST to June 27, 8:00 PM MST
- Where
- Upper San Pedro River Valley forecast zone
- Reported by
- Mesonet
- Coordinates
- 32.109, -110.569 (the zone’s center; the record gives no point)
Very hot temperatures 6 to 11 degrees above normal were experienced in the lower elevations of Cochise, Graham, Greenlee, Santa Cruz and southeast Pinal counties June 26-27, causing the Major Heat Risk category to be reached. Some of the hottest temperatures during the period were 110 degrees at Cascabel, Safford Airport (record for June 26), and Sasabe (records both days); 109 at Duncan; 108 at Nogales and Picacho; 107 at Bisbee-Douglas Airport; and 106 at San Manuel and Willcox.
Excessive Heat, Eastern Cochise County Below 5000 Feet
- When
- June 26, 11:00 AM MST to June 27, 8:00 PM MST
- Where
- Eastern Cochise County Below 5000 Feet forecast zone
- Reported by
- Mesonet
- Coordinates
- 31.880, -109.751 (the zone’s center; the record gives no point)
Very hot temperatures 6 to 11 degrees above normal were experienced in the lower elevations of Cochise, Graham, Greenlee, Santa Cruz and southeast Pinal counties June 26-27, causing the Major Heat Risk category to be reached. Some of the hottest temperatures during the period were 110 degrees at Cascabel, Safford Airport (record for June 26), and Sasabe (records both days); 109 at Duncan; 108 at Nogales and Picacho; 107 at Bisbee-Douglas Airport; and 106 at San Manuel and Willcox.
Excessive Heat, Upper Gila River and Aravaipa Valleys
- When
- June 26, 11:00 AM MST to June 27, 8:00 PM MST
- Where
- Upper Gila River and Aravaipa Valleys forecast zone
- Reported by
- Mesonet
- Coordinates
- 33.074, -109.563 (the zone’s center; the record gives no point)
Very hot temperatures 6 to 11 degrees above normal were experienced in the lower elevations of Cochise, Graham, Greenlee, Santa Cruz and southeast Pinal counties June 26-27, causing the Major Heat Risk category to be reached. Some of the hottest temperatures during the period were 110 degrees at Cascabel, Safford Airport (record for June 26), and Sasabe (records both days); 109 at Duncan; 108 at Nogales and Picacho; 107 at Bisbee-Douglas Airport; and 106 at San Manuel and Willcox.
Heat, Tucson Metro Area
- When
- June 28, 11:00 AM MST to June 30, 8:00 PM MST
- Where
- Tucson Metro Area forecast zone
- Deaths
- 0 direct, 3 indirect
- Reported by
- County Official
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
Hot temperatures 3 to 6 degrees above normal were experienced in the Tucson Metro Area June 28-29, causing the Moderate Heat Risk category to be reached. Tucson International Airport reached 107, 106, and 105 degrees, respectively. The Pima County Medical Examiner confirmed that heat was a contributing factor in the death of three individuals in Tucson. One was found in an open desert area on June 28, another in a street median on June 29, and the third in a shed next to his dwelling on June 30.
- Heat
- Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.
- Excessive Heat
- Heat at or above the local excessive heat warning criteria, or heat that caused deaths.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Excessive Heat in Texas, June 24 to 27, 20232 deaths · 22 events
- High Surf in Minnesota, June 24 to 25, 20232 deaths · 1 event
- Excessive Heat in Louisiana, June 24 to 30, 20231 death · 17 events
- Tornadoes and Flash Flooding in Minnesota, June 24, 2023$58,000 · EF2 · 16 events
- Wildfire in Colorado, June 24 to 30, 2023$4.0 million · 1 event
- Hail and Damaging Wind in South Dakota, June 24, 2023$498,000 · 1.5 in hail · 14 events
- Wildfire in Washington, June 24 to 25, 2023$400,000 · 1 event
- Hail and Damaging Winds in Iowa, June 24, 2023$328,000 · 1.25 in hail · 5 events
- Heat in Oklahoma, June 24 to 29, 202373 events
- Excessive Heat in Oklahoma, June 24 to 29, 202360 events
- Tornado and Hail in Iowa, June 24 to 25, 2023$28,000 · EF0 · 38 events
- High Surf in Hawaii, June 24 to 27, 20236 injured · 5 events
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 2026-09-30. Each event’s entry at NCEI: 1112557, 1113264, 1113269, 1113271, 1113286, 1113280, 1113281, 1113282, 1113283, 1113284, 1113285, 1112576.