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San Francisco weather in December 2023
- 1414°C max day temperature
- 1010 days with some rainfall
- 77°C min night temperature
- 1010 hours of daylight per day
- 0No heat & humidity
- 9797 mm of monthly rainfall
- 22 (Low) UV index
- 1212°C sea temperature
Recommended for San Francisco
The December weather guide for California (San Francisco) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
More about San Francisco
How warm is it in San Francisco in December?
Daytime temperatures usually reach 14°C in San Francisco in December, falling to 7°C at night.
How sunny is it in San Francisco in December?
There are normally 5 hours of bright sunshine each day in San Francisco in December - that's 53% of daylight hours.
How warm is the sea around San Francisco in December?
The average sea temperature around San Francisco in December is 12°C.
Does it rain in San Francisco in December?
There are usually 10 days with some rain in San Francisco in December and the average monthly rainfall is 97mm.
San Francisco December sunrise & sunset times
Browse the sunrise and sunset times for San Francisco in December 2023. Select a month to view San Francisco sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Friday, 1st December 2023||07:06||16:51|
|Saturday, 16th December 2023||07:18||16:52|
|Sunday, 31st December 2023||07:25||17:01|
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