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The temperatures in California in December are usually low and can range between 11°C and 19°C.
You can expect about 3 to 8 days of rain in California during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in California in December 2024.
If you’re planning to visit California in the near future, we highly recommend that you review the 14 day weather forecast for California before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 21° / 11° | 3 | 28 | 0 | 58 mm | Good | California in January |
| February | 20° / 11° | 2 | 27 | 0 | 56 mm | Good | California in February |
| March | 22° / 12° | 2 | 29 | 0 | 34 mm | Good | California in March |
| April | 24° / 13° | 1 | 29 | 0 | 18 mm | Perfect | California in April |
| May | 25° / 15° | 0 | 31 | 0 | 4 mm | Perfect | California in May |
| June | 27° / 17° | 0 | 30 | 0 | 1 mm | Perfect | California in June |
| July | 30° / 20° | 0 | 31 | 0 | 5 mm | Good | California in July |
| August | 31° / 21° | 0 | 31 | 0 | 3 mm | Good | California in August |
| September | 31° / 21° | 0 | 30 | 0 | 4 mm | Good | California in September |
| October | 27° / 18° | 1 | 30 | 0 | 10 mm | Perfect | California in October |
| November | 24° / 14° | 1 | 29 | 0 | 22 mm | Perfect | California in November |
| December | 19° / 11° | 3 | 28 | 0 | 66 mm | Good | California in December |
For a more accurate weather forecast please select a city