Click on a day for an hourly weather forecast
The temperatures in California in October are comfortable with low of 18°C and and high up to 27°C.
You can expect a few rainy days in California during October, but usually the weather is comfortable in October.
Our weather forecast can give you a great sense of what weather to expect in California in October 2025.
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