6 a.m., 91 Degrees. Phoenix in late June 1990 was in the grip of a week-long heatwave. A large, high-pressure weather system lingering over the Southwest resulted in a string of 110 degree-plus days. On Monday, June 25, the Valley reached a record 120 degrees.

June 26, 1990
June 26, 1990 was a day that, with apologies to FDR, lives in infamy, a day defined by three numbers:1, 2 and 2. As in 122 degrees, the hottest temperature ever recorded in Phoenix, a record that, surprisingly, persists.

Phoenix breaks record high as Valley temps hit 118° The National Weather Service says the record high, 118°F, beat the previously set record of 114°F, which was set in 2015.

Phoenix broke records in 2020 for the most 95-degree days (172), 100-degree days (145), 105-degree days (102), 110-degree days (53) and 115-degree days (14) in a year.

134 degrees Fahrenheit
With the Libya record abandoned, the official world record was given to a 134 degrees Fahrenheit (56.7°C) measurement taken at Death Valley on July 10, 1913.

122 DEGREES
The unusually hot August pushed 2020 to the unfortunate title of being the hottest summer ever recorded in Phoenix. 122 DEGREES: Phoenix set heat record 30 years ago.

Last summer was the hottest on record, setting marks for the most 95-degree days (172), 100-degree days (145), 105-degree days (102), 110-degree days (53) and 115-degree days (14) in a year while also recording the hottest July and August in history.

High 51F. Winds SSW at 10 to 15 mph. Chance of rain 70%.

108.14°F.
The maximum body temperature a human can survive is 108.14°F. At higher temperatures the body turns into scrambled eggs: proteins are denatured and the brain gets damaged irreparably. Cold water draws out body heat. In a 39.2°F cold lake a human can survive a maximum of 30 minutes.

Four years after Phoenix hit 122, Lake Havasu City reached 128 degrees on June 29, 1994, the highest temperature ever recorded in Arizona. It’s also one of the hottest temps ever when comparing each states’ record high.

That would be 87 degrees in 1982. The historic average high temperature for the date is about 73 degrees, while the average low is about 50 degrees. The Saturday early morning low in Phoenix was expected to be 35 degrees, and the high is expected to reach about 56 under partly cloudy skies.

In partnership with SamTrans, the SFMTA is launching a pilot program to provide Lake Merced residents free access to SamTrans Route 122 in San Francisco. It connects riders to essential services between Lake Merced Boulevard & Lake Merced Hill and 19th Avenue & Winston Drive. Visit SFMTA.com/ApplyLakeMerced.

One hundred degree days are not rare in Phoenix. On average, the city experiences 92 days of 100 or more degree weather days per year. The longest stretch of continuous 100 degree days is 76, which occurred from the 10th of June through the 24th of August in 1993.