The highest temperature Phoenix has ever endured was 122 degrees back on June 26th, 1990.
Even more amazing is the fact that our hottest overnight low was 96 degrees on July 15th, 2003.
Phoenix's longest streak of temperatures at 110 degrees or hotter was 18 days in 1974. That streak started on June 12th and ended on June 29th.
We baked through 76 days in a row of 100 degrees or higher back in 1993. An astounding 115 days in a row with temperatures above 95 degrees in 1981 and 154 days with our daytime highs reaching 90+ degrees in 1983.
The earliest Phoenix ever hit 110 was on May 8th, 1989 and the earliest we ever hit 100 was the same year on April 6th.
|Date:||June 26th, 1990||June 26th, 1990||July 5th, 1973|
|Date:||July 15th, 2003||July 22nd, 2006||July 2nd, 2002|
|Consecutive Days of 110 or more||18 Days||6 Days||0 Days|
|Ending Date:||June 29th, 1974||June 29th, 1974||*|
|Consecutive Days of 100 or more||76 Days||39 Days||0 Days|
|Ending Date:||Aug. 24th, 1993||July 22nd, 2005||*|
|Consecutive Days of 95 or more||115 Days||63 Days||2 Days|
|Ending Date:||Sept. 21st, 1981||Sept. 17, 1924||June 26th, 1970|
|Consecutive Days of 90 or more||154 Days||126 Days||11 Days|
|Ending Date:||Oct. 7th, 1983||Oct. 4th, 1924||July 1st, 1990|
|Earliest 110||May 8th, 1989||May 29th, 1910||*|
|Earliest 100||March 26th, 1988||April 19th, 1989||*|
* Flagstaff has never officially reached 100 degrees