Click on a day for an hourly weather forecast
The temperatures in Fremont in September are comfortable with low of 16°C and and high up to 28°C.
There shouldn't be any rainy days in in Fremont 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 Fremont in September 2025.
If you’re planning to visit Fremont in the near future, we highly recommend that you review the 14 day weather forecast for Fremont before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 6° | 5 | 27 | 0 | 98 mm | Good | Fremont in January |
| February | 15° / 6° | 4 | 24 | 0 | 91 mm | Good | Fremont in February |
| March | 16° / 7° | 6 | 25 | 0 | 103 mm | Good | Fremont in March |
| April | 19° / 8° | 3 | 27 | 0 | 44 mm | Good | Fremont in April |
| May | 22° / 11° | 1 | 30 | 0 | 23 mm | Good | Fremont in May |
| June | 26° / 14° | 1 | 29 | 0 | 9 mm | Perfect | Fremont in June |
| July | 29° / 16° | 0 | 31 | 0 | 6 mm | Good | Fremont in July |
| August | 28° / 16° | 0 | 31 | 0 | 4 mm | Perfect | Fremont in August |
| September | 28° / 16° | 0 | 30 | 0 | 9 mm | Perfect | Fremont in September |
| October | 23° / 13° | 2 | 29 | 0 | 39 mm | Perfect | Fremont in October |
| November | 17° / 9° | 3 | 27 | 0 | 62 mm | Good | Fremont in November |
| December | 13° / 6° | 5 | 26 | 0 | 86 mm | Ok | Fremont in December |