2021
San Francisco, CA• #52 warmest of 105 years on record
Annual Average
57.3°F
Hottest Day
84.9°F
Coldest Day
39.9°F
Total Precipitation
22.54 in
Monthly Breakdown
Temperature Range by Month
Jan
4.4°-24.4°
Feb
6.7°-25°
Mar
6.1°-26.7°
Apr
No data
May
8.9°-23.9°
Jun
10°-26.7°
Jul
11.1°-20.6°
Aug
12.2°-28.9°
Sep
11.1°-28.9°
Oct
10°-29.4°
Nov
6.7°-22.2°
Dec
5.56°-22.78°
30°F50°F70°F90°F100°F
Data source: NOAA GHCN-Daily