Best year time to visit San Francisco

General weather information about San Francisco

Average annual temperature is 27.3 °C

Absolute maximum temperature: 40 °C

Absolute minimum temperature: 16.3 °C

Number of sunny days: 124

Number of rainy days: 241

Number of snow days:

Average annual precipitation: 1603 mm

Look at detailed online map of San Francisco

* Weather data for San Francisco El Salvador is based on climate observations for 2023 year

San Francisco air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 36.7 36.9 38.8 38.5 40 34.2 36.2 35.6 34.4 32.2 34.4 35.2
Average daytime temperature (°C) 34.2 35.5 35 35.9 35.1 31.7 33.5 32.8 32.4 30.3 31.4 33.8
Average temperature (°C) 27.1 28.2 27.9 28.9 28.8 26.7 27.5 27.3 27.1 25.6 26.1 27.1
Average night temperature (°C) 21 21.8 22.6 23.6 23.8 23.1 22.7 23 22.8 22.4 21.6 21.4
Absolute minimum temperature (°C) 18 19.9 21.4 21.8 22.5 22.2 20.1 22.1 21.4 21 19.6 16.3

San Francisco monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 11.5 11.9 12.3 12.6 12.9 12.9 12.9 12.7 12.4 12 11.6 11.4
Daylight mean duration (h) 11.4 11.7 12.1 12.4 12.8 12.9 12.9 12.6 12.2 11.8 11.5 11.3
Daylight minimum duration (h) 11.3 11.6 11.9 12.3 12.6 12.9 12.7 12.4 12 11.7 11.4 11.3
Sunshine mean duration (h) 10.5 10.9 11.1 11.3 11 9.6 10.8 10.4 10.9 9.1 10 10.5
Precipitation (mm) 2 0 48 38 85 278 195 265 220 323 139 9
Sunny days 23 27 18 16 8 1 3 3 2 5 18
Rainy days 8 1 13 14 23 29 28 28 28 31 25 13

San Francisco - weather forecast by months

January February March April May June July August September October November December

Best time to visit San Francisco:

The largest precipitation sum in San Francisco is at

  • June — 278(mm)
  • July — 195(mm)
  • August — 265(mm)
  • September — 220(mm)
  • October — 323(mm)

Weather forecast in the closest to San Francisco admin centers