Very hot temperatures were experienced in parts of southeast Arizona May 28th through the 31st with high temperatures exceeding established records in many locations. No heat-related fatalities were reported.

Excessive Heat in WESTERN PIMA COUNTY, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.

Excessive Heat in TOHONO O ODHAM NATION, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.

Excessive Heat in UPPER SANTA CRUZ RIVER AND ALTAR VALLEYS, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.

Excessive Heat in TUCSON METRO AREA, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.

Excessive Heat in SOUTH CENTRAL PINAL COUNTY, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.

Excessive Heat in SOUTHEAST PINAL COUNTY, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.

Excessive Heat in UPPER SAN PEDRO RIVER VALLEY, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.

Excessive Heat in UPPER GILA RIVER AND ARAVAIPA VALLEYS, ARIZONA
From 28-MAY-20 12:00:00 to 31-MAY-20 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very hot temperatures 7 to 13 degrees above normal occurred in parts of southeast Arizona, causing the High Heat Risk category to be reached. Several daily high temperature records were tied or broken. Record highs included: May 28th, 107 degrees (tie) at Ajo and 106 at Duncan and Safford Airport; May 29th, 108 degrees at Tucson International Airport, 107 at Fort Thomas and 102 (tie) at San Manuel; May 30th, 111 degrees at Ajo, 109 at Picacho and 106 (tie) at Anvil Ranch; May 31st, 106 degrees (tie) at Green Valley.   On May 29th, Sells reached 108 degrees, which was two degrees shy of a record while Picacho topped out at 110, just one degree off the record for the date.