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World Weather & Climate Information

Average monthly weather in San Francisco, United States of America

Yachting, boating, swimming, water skiing, boardsailing, surfing, fishing, and hang gliding from cliffs are among the favorite activities of the people in San Francisco. Aquatic sports are popular because of the city's proximity to water. The 75,398-acre Golden Gate Recreation Area is filled with hiking and bicycling trails, campgrounds, and wildlife preserves. San Francisco has more than 200 parks, playgrounds, and open spaces throughout the city.

What's the best time to travel to San Francisco in United States of America? Here are some annual weather facts we collected from our historical weather data:
  • The months June, July, August, September and October have nice weather with a good average temperature.
  • Most rainfall (rainy season) is seen in January.
  • San Francisco has dry periods in May, June, July, August and September.
  • On average, the warmest month is September.
  • On average, the coolest month is December.
  • January is the wettest month. This month should be avoided if you don't like too much rain.
  • August is the driest month.
For more information, see the weather forecast and our average climate infomation (by month in graphs) below.

* Data from nearest weather station: San Francisco, United States of America (0.0 KM).
10 Day Weather Forecast 

Average minimum and maximum temperature over the year

The monthly mean minimum and maximum daily temperature. Show in Fahrenheit »
Average min and max temperatures in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com

Average monthly hours of sunshine over the year

This is the monthly total of sunhours
Average monthly sunhours in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com

Average water temperature over the year

The monthly mean water temperature. Show in Fahrenheit »
Average water temperatures in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com

Average monthly precipitation over the year (rainfall, snow)

This is the mean monthly precipitation, including rain, snow, hail etc. Show in Inches »
Average precipitation (rain/snow) in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com

Average monthly rainy days over the year

This is the number of days each month with rain, snow, hail etc.
Average rainy days (rain/snow) in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com

Average humidity over the year

This is the mean monthly relative humidity
Average relative humidity in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com

Average wind speed over the year

This is the mean monthly wind speed (meters per second)
Average wind speed in San Francisco, United States of America   Copyright © 2017 www.weather-and-climate.com

Weather Forecast for San Francisco

Show in Fahrenheit
WED
Sunny
13°C
6°C
THU
Partly cloudy
11°C
7°C
FRI
Sunny
11°C
0°C