Click on a day for an hourly weather forecast
The temperatures in Santa Clarita in September are comfortable with low of 19°C and and high up to 29°C.
There shouldn't be any rainy days in in Santa Clarita during September. Having said that, the days are very hot in September so hanging out outside is more recomanded during the after noons and evening time.
Our weather forecast can give you a great sense of what weather to expect in Santa Clarita in September 2025.
If you’re planning to visit Santa Clarita in the near future, we highly recommend that you review the 14 day weather forecast for Santa Clarita before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 18° / 9° | 3 | 28 | 0 | 67 mm | Good | Santa Clarita in January |
| February | 18° / 9° | 2 | 26 | 0 | 56 mm | Good | Santa Clarita in February |
| March | 20° / 10° | 2 | 29 | 0 | 42 mm | Good | Santa Clarita in March |
| April | 22° / 12° | 1 | 29 | 0 | 17 mm | Good | Santa Clarita in April |
| May | 24° / 14° | 0 | 31 | 0 | 5 mm | Perfect | Santa Clarita in May |
| June | 26° / 16° | 0 | 30 | 0 | 1 mm | Perfect | Santa Clarita in June |
| July | 29° / 19° | 0 | 31 | 0 | 6 mm | Good | Santa Clarita in July |
| August | 30° / 20° | 0 | 31 | 0 | 4 mm | Good | Santa Clarita in August |
| September | 29° / 19° | 0 | 30 | 0 | 6 mm | Good | Santa Clarita in September |
| October | 25° / 16° | 1 | 30 | 0 | 13 mm | Perfect | Santa Clarita in October |
| November | 21° / 12° | 1 | 29 | 0 | 21 mm | Good | Santa Clarita in November |
| December | 17° / 9° | 3 | 28 | 0 | 57 mm | Good | Santa Clarita in December |