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Hourly Forecast
Daylight Hours
05:57
Sunrise
18:18
Sunset
Moon
Waning Gibbous
89% illuminated
20:40
Moonrise
08:46
Moonset
Daily Forecast
Today
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
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UV Index
Humidity
Frequently asked questions about weather in San Francisco
How warm does it get in San Francisco?
The warmest month in San Francisco is August, with average high temperatures of 28°C. The average temperature during this period is around 21°C.
How cold does it get in San Francisco?
The coldest month in San Francisco is January, with average low temperatures of 15°C. The average temperature during this period is around 20°C.
What is the wettest time of year in San Francisco?
The wettest month in San Francisco is May, with an average of 321mm of precipitation.
What is the driest time of year in San Francisco?
The driest month in San Francisco is January, with an average of 111mm of precipitation.
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