California
December
Weather in California for December 2024
Your guide to California weather in December - trends and predictions
In general, the average temperature in California at the beginning of December is 22.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.4 °F by the end of December.
With an average of 5 rainy days, California experiences minimal rainfall in December, ensuring that most days remain pleasantly dry.
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26
Dry days
5
Rainy days
0
Snow days
21°/12°
Temperatures
12 km/h
Avg max wind
47 %
Avg humidity
California in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | ||||||
| 2 20° | 3 21° | 4  26° | 5 28° | 6 23° | 7  19° | 8 21° |
| 9  21° | 10 23° | 11 20° | 12 19° | 13 21° | 14 21° | 15 23° |
| 16 23° | 17 23° | 18  20° | 19 18° | 20 17° | 21 17° | 22 18° |
| 23 20° | 24 22° | 25 23° | 26 21° | 27  16° | 28 18° | 29 16° |
| 30 14° | 31  14° |
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Temperatures trend during December in California
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 | Sunny | 19° /9° | 0 mm | 5 | |
| Dec. 2 | Sunny | 20° /8° | 0 mm | 6 | |
| Dec. 3 | Sunny | 21° /10° | 0 mm | 6 | |
| Dec. 4 | Overcast | 26° /13° | 0 mm | 6 | |
| Dec. 5 | Sunny | 28° /14° | 0 mm | 7 | |
| Dec. 6 | Sunny | 23° /13° | 0 mm | 6 | |
| Dec. 7 | Cloudy | 19° /10° | 0 mm | 4 | |
| Dec. 8 | Sunny | 21° /7° | 0 mm | 6 | |
| Dec. 9 | Partly cloudy | 21° /8° | 0 mm | 6 | |
| Dec. 10 | Sunny | 23° /9° | 0 mm | 6 | |
| Dec. 11 | Overcast | 20° /15° | 0 mm | 5 | |
| Dec. 12 | Sunny | 19° /13° | 0 mm | 5 | |
| Dec. 13 | Sunny | 21° /13° | 0 mm | 6 | |
| Dec. 14 | Overcast | 21° /14° | 0 mm | 5 | |
| Dec. 15 | Sunny | 23° /15° | 0 mm | 6 | |
| Dec. 16 | Sunny | 23° /15° | 0 mm | 6 | |
| Dec. 17 | Overcast | 23° /16° | 0 mm | 5 | |
| Dec. 18 | Patchy rain possible | 20° /16° | 0.2 mm | 5 | |
| Dec. 19 | Light rain shower | 18° /15° | 8.2 mm | 4 | |
| Dec. 20 | Light rain shower | 17° /14° | 28.3 mm | 4 | |
| Dec. 21 | Light rain shower | 17° /15° | 14.9 mm | 4 | |
| Dec. 22 | Overcast | 18° /11° | 4.8 mm | 4 | |
| Dec. 23 | Partly cloudy | 20° /11° | 0 mm | 6 | |
| Dec. 24 | Sunny | 22° /12° | 0 mm | 6 | |
| Dec. 25 | Overcast | 23° /12° | 0 mm | 6 | |
| Dec. 26 | Overcast | 21° /12° | 0 mm | 5 | |
| Dec. 27 | Moderate rain at times | 16° /12° | 3 mm | 4 | |
| Dec. 28 | Cloudy | 18° /11° | 0.8 mm | 4 | |
| Dec. 29 | Patchy rain possible | 16° /12° | 0.1 mm | 4 | |
| Dec. 30 | Patchy rain possible | 14° /11° | 6 mm | 4 | |
| Dec. 31 | Heavy rain at times | 14° /12° | 17.5 mm | 3 | |
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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.
California in December - FAQ
What are the expected maximum and minimum temperatures in California during December?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in California during December?
Significant rainfall exceeding 115.8 mm is expected in California during December, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in California during December?
The average wind speed in California during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
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