December

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December

California Weather December

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November

January

Temperatures trend during December in California

See the weather trend as well as the moving average line

December weather in California day by day

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November January

Date	Weather	Temperatures	Rain	Snow
Dec. 1	Overcast	6° /1°	0.1 mm	0 cm
Dec. 2	Heavy rain	8° /1°	28.2 mm	0 cm
Dec. 3	Sunny	6° /0°	0 mm	0 cm
Dec. 4	Partly cloudy	7° /0°	0 mm	0 cm
Dec. 5	Moderate rain	4° /-1°	10 mm	0 cm
Dec. 6	Sunny	5° /1°	0 mm	0 cm
Dec. 7	Partly cloudy	5° /1°	0 mm	0 cm
Dec. 8	Overcast	8° /1°	0 mm	0 cm
Dec. 9	Patchy rain possible	8° /2°	0.8 mm	0 cm
Dec. 10	Light rain	11° /4°	2.7 mm	0 cm
Dec. 11	Heavy rain	10° /2°	37.8 mm	0 cm
Dec. 12	Sunny	4° /1°	0 mm	0 cm
Dec. 13	Cloudy	6° /1°	0 mm	0 cm
Dec. 14	Light snow	4° /-2°	5.1 mm	2.1 cm
Dec. 15	Patchy rain possible	4° /-2°	1.1 mm	0 cm
Dec. 16	Patchy rain possible	8° /3°	2.2 mm	0 cm
Dec. 17	Overcast	12° /6°	0 mm	0 cm
Dec. 18	Overcast	10° /4°	0.6 mm	0 cm
Dec. 19	Moderate rain	11° /3°	12.7 mm	0 cm
Dec. 20	Patchy rain possible	4° /1°	0.3 mm	0 cm
Dec. 21	Overcast	6° /1°	0 mm	0 cm
Dec. 22	Sunny	3° /-2°	0 mm	0 cm
Dec. 23	Cloudy	4° /0°	0 mm	0 cm
Dec. 24	Patchy rain possible	5° /3°	0.2 mm	0 cm
Dec. 25	Light rain	5° /2°	8.6 mm	0 cm
Dec. 26	Cloudy	4° /0°	0 mm	0 cm
Dec. 27	Light rain	5° /1°	5.7 mm	0 cm
Dec. 28	Patchy rain possible	8° /3°	1.9 mm	0 cm
Dec. 29	Light rain	13° /6°	9.1 mm	0 cm
Dec. 30	Moderate or heavy rain shower	8° /3°	9.4 mm	0 cm
Dec. 31	Cloudy	7° /3°	0 mm	0 cm
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Important Notice

Our weather forecast for California in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the California forecast closer to your planned date for the most up-to-date weather information.

Change Month

California in December - FAQ

What are the expected maximum and minimum temperatures in California during December?

Prepare for cooler days with highs just around 6° and colder nights, dipping below 1°.

How much rainfall should be expected in California during December?

Significant rainfall exceeding 136.7 mm is expected in California during December, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.

Will it snow in California in December 2026?

California typically sees 2.1 cm of snowfall during December.

What are the typical wind conditions in California during December?

The average wind speed in California during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

California snow forecast December 2026

Track daily snowfall levels and discover California’s snowy potential this December ❄️

December rainfall patterns in California

Explore the daily rainfall trends and prepare for Californias December weather 💧

Typically, California has 8 rainy days in December with a total of 136.7 mm of rainfall.

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Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
		1 6°	2 8°	3 6°	4 7°	5 4°
6 5°	7 5°	8 8°	9 8°	10 11°	11 10°	12 4°
13 6°	14 4°	15 4°	16 8°	17 12°	18 10°	19 11°
20 4°	21 6°	22 3°	23 4°	24 5°	25 5°	26 4°
27 5°	28 8°	29 13°	30 8°	31 7°