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The Hottest Days Ever in SF (By Month)

San Francisco’s hottest temperatures ever by month – January to December.
By - posted 9/29/2024 No Comment

Hottest Weather Temperature Days in San Francisco – By Month

Updated 7/18/22 – Degrees in Fahrenheit

  • January – 79 degrees – January 8, 1962
  • February – 81 degrees – February 26, 1986
  • March – 87 degrees – March 11, 2005
  • April – 94 degrees – April 8, 1989
  • May – 97 degrees – May 15, 2008
  • June – 103 degrees – June 14, 2000
  • July – 99 degrees – July 3, 1931
  • August – 98 degrees – July 24, 2010
  • September – 106 degrees – September 1, 2017 – All Time High
  • October – 102 degrees – October, 5, 1987
  • November – 86 degrees – November 1, 1966
  • December – 76 degrees – December 12, 1958

Source:  NOAA at weather.gov

See the top 10 hottest days ever in San Francisco