Click on a day for an hourly weather forecast
The weather in Tracy in September is hot. The average temperatures are between 15°C and 33°C. Usually the days in September are hot while the nights are a bit cooler.
You can expect up to 3 rainy days in Tracy during the month of September.
Our weather forecast can give you a great sense of what weather to expect in Tracy in September 2025.
If you’re planning to visit Tracy in the near future, we highly recommend that you review the 14 day weather forecast for Tracy before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 15° / 4° | 5 | 27 | 0 | 70 mm | Good | Tracy in January |
| February | 16° / 4° | 4 | 24 | 0 | 58 mm | Good | Tracy in February |
| March | 18° / 5° | 5 | 26 | 0 | 71 mm | Good | Tracy in March |
| April | 22° / 7° | 3 | 27 | 0 | 39 mm | Good | Tracy in April |
| May | 26° / 10° | 2 | 29 | 0 | 20 mm | Perfect | Tracy in May |
| June | 32° / 13° | 0 | 30 | 0 | 7 mm | Good | Tracy in June |
| July | 35° / 15° | 0 | 31 | 0 | 7 mm | Ok | Tracy in July |
| August | 35° / 16° | 0 | 31 | 0 | 5 mm | Ok | Tracy in August |
| September | 33° / 15° | 0 | 30 | 0 | 9 mm | Good | Tracy in September |
| October | 26° / 12° | 1 | 30 | 0 | 26 mm | Perfect | Tracy in October |
| November | 19° / 7° | 3 | 27 | 0 | 38 mm | Good | Tracy in November |
| December | 14° / 5° | 4 | 27 | 0 | 53 mm | Good | Tracy in December |