Click on a day for an hourly weather forecast
The weather in Gainesville in September is very hot. The average temperatures are between 23°C and 31°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Gainesville. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Gainesville in September 2025.
If you’re planning to visit Gainesville in the near future, we highly recommend that you review the 14 day weather forecast for Gainesville before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 19° / 9° | 4 | 27 | 0 | 73 mm | Good | Gainesville in January |
| February | 21° / 11° | 4 | 25 | 0 | 73 mm | Good | Gainesville in February |
| March | 24° / 13° | 4 | 27 | 0 | 80 mm | Perfect | Gainesville in March |
| April | 27° / 16° | 5 | 25 | 0 | 93 mm | Perfect | Gainesville in April |
| May | 30° / 19° | 8 | 23 | 0 | 116 mm | Ok | Gainesville in May |
| June | 32° / 23° | 13 | 17 | 0 | 213 mm | Ok | Gainesville in June |
| July | 33° / 24° | 15 | 16 | 0 | 216 mm | Ok | Gainesville in July |
| August | 33° / 24° | 14 | 17 | 0 | 188 mm | Ok | Gainesville in August |
| September | 31° / 23° | 10 | 20 | 0 | 136 mm | Ok | Gainesville in September |
| October | 28° / 19° | 4 | 27 | 0 | 65 mm | Perfect | Gainesville in October |
| November | 23° / 14° | 3 | 27 | 0 | 56 mm | Perfect | Gainesville in November |
| December | 21° / 12° | 3 | 28 | 0 | 77 mm | Good | Gainesville in December |