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World Weather & Climate Information

Average humidity in San Francisco

  • On average, August is the most humid.
  • On average, October is the least humid month.
  • The average annual percentage of humidity is: 75.0%
The mean monthly relative humidity over the year in San Francisco, United States of America.
Average relative humidity in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com  Data from nearest weather station: San Francisco, United States of America (0.0 KM).

More climate information

Weather and Climate offers all the information you need to know about the climate in San Francisco.

We collected past weather data from many thousand weather stations around the world. So find on this website the historical weather averages in other cities in United States of America and climate and forecast data for all other countries in the world.

Weather Forecast for San Francisco

Show in Celsius
TUE
Partly cloudy
66°F
43°F
WED
Mist
51°F
49°F
THU
Partly cloudy
59°F
47°F