Click on a day for an hourly weather forecast
The temperatures in California in May are comfortable with low of 15°C and and high up to 25°C.
You can expect up to 3 rainy days in California during the month of May.
Our weather forecast can give you a great sense of what weather to expect in California in May 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