Click on a day for an hourly weather forecast
The temperatures in Santa Monica in May are comfortable with low of 15°C and and high up to 24°C.
You can expect up to 3 rainy days in Santa Monica during the month of May.
Our weather forecast can give you a great sense of what weather to expect in Santa Monica in May 2025.
If you’re planning to visit Santa Monica in the near future, we highly recommend that you review the 14 day weather forecast for Santa Monica before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 20° / 11° | 3 | 28 | 0 | 80 mm | Good | Santa Monica in January |
| February | 20° / 11° | 2 | 26 | 0 | 68 mm | Good | Santa Monica in February |
| March | 21° / 12° | 2 | 29 | 0 | 47 mm | Good | Santa Monica in March |
| April | 23° / 13° | 1 | 29 | 0 | 18 mm | Perfect | Santa Monica in April |
| May | 24° / 15° | 1 | 31 | 0 | 8 mm | Perfect | Santa Monica in May |
| June | 26° / 17° | 0 | 30 | 0 | 2 mm | Perfect | Santa Monica in June |
| July | 28° / 19° | 0 | 31 | 0 | 10 mm | Perfect | Santa Monica in July |
| August | 29° / 20° | 0 | 31 | 0 | 5 mm | Good | Santa Monica in August |
| September | 29° / 20° | 0 | 30 | 0 | 7 mm | Good | Santa Monica in September |
| October | 27° / 18° | 1 | 30 | 0 | 12 mm | Perfect | Santa Monica in October |
| November | 23° / 14° | 1 | 29 | 0 | 23 mm | Perfect | Santa Monica in November |
| December | 19° / 11° | 3 | 28 | 0 | 72 mm | Good | Santa Monica in December |