San Diego weather in December 2020

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19
19°C max day temperature
8
8 hours of sunshine per day
5
5 days with some rainfall
8
8°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
37
37 mm of monthly rainfall
3
3 (Moderate) UV index
15
15°C sea temperature

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The December weather guide for San Diego, California 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.

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How hot is it in San Diego in December?

Daytime temperatures usually reach 19°C in San Diego in December, falling to 8°C at night.

How sunny is it in San Diego in December?

There are normally 8 hours of bright sunshine each day in San Diego in December - that's 75% of daylight hours.

How warm is the sea around San Diego in December?

The average sea temperature around San Diego in December is 15°C.

Does it rain in San Diego in December?

There are usually 5 days with some rain in San Diego in December and the average monthly rainfall is 37mm.

San Diego sunrise & sunset times for December 2020

Browse the sunrise & sunset times for San Diego in December 2020. Select a month to view San Diego sunrise & sunset times for the next twelve months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Tuesday, 1st December 2020	06:33	16:42
Wednesday, 16th December 2020	06:44	16:45
Thursday, 31st December 2020	06:51	16:53

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Metric (°C / mm) | Imperial (°F / inches)

Discover more about California

Where is hot in California in December for 2020/2021?

Below are average maximum temperatures at popular destinations in California in December. Select a destination to see more weather parameters.

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