Phoenix Weather This Summer. Nighttime temperatures get chilly but true frost and. Average High FC Average Low FC September.

This is now the hottest Phoenix summer to date ever on record. During June-August 2020 Phoenix had a mean temperature of 967. 1911 No 110 F Day.
National Weather Service Forecast Office Phoenix Arizona.
The average temperature is of 353 C 96 F with a minimum of 292 C 845 F and a maximum of 414 C 1065 F. Phoenix concluded by far its hottest summer on record. Average High FC Average Low FC September. Whether youre in Phoenix for a few days in June July or August or youre about to spend your first entire summer in the Valley youre going to experience our infamous heat.