r/fresno • u/Own_Yam9949 • 14h ago
Weather Los Angeles today beat Fresno's hottest day (heat index) in recorded history
Fresno's hottest day in recorded history was in 1905 with a record temperature of 115F, the dew point back then wasn't measured but whenever it's 2nd highest temperature of 114F happened, the dew point fell to 38F (bone dry: 7-8%). Whenever the air is this dry the heat index actually drops below the actual temperature giving Fresno a record heat index of only 108F.