Click on a day for an hourly weather forecast
The temperatures in Sevierville in September are comfortable with low of 12°C and and high up to 26°C.
You can expect about 3 to 8 days of rain in Sevierville during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Sevierville in September 2025.
If you’re planning to visit Sevierville in the near future, we highly recommend that you review the 14 day weather forecast for Sevierville before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / -4° | 9 | 13 | 10 | 165 mm | Awful | Sevierville in January |
| February | 9° / -1° | 10 | 10 | 8 | 179 mm | Awful | Sevierville in February |
| March | 14° / 3° | 10 | 17 | 4 | 178 mm | Bad | Sevierville in March |
| April | 19° / 6° | 10 | 19 | 1 | 169 mm | Ok | Sevierville in April |
| May | 24° / 10° | 9 | 22 | 0 | 156 mm | Good | Sevierville in May |
| June | 28° / 13° | 10 | 20 | 0 | 164 mm | Good | Sevierville in June |
| July | 30° / 15° | 11 | 20 | 0 | 222 mm | Ok | Sevierville in July |
| August | 29° / 14° | 8 | 23 | 0 | 158 mm | Ok | Sevierville in August |
| September | 26° / 12° | 6 | 24 | 0 | 155 mm | Perfect | Sevierville in September |
| October | 20° / 7° | 6 | 25 | 1 | 126 mm | Good | Sevierville in October |
| November | 14° / 2° | 6 | 22 | 2 | 138 mm | Ok | Sevierville in November |
| December | 10° / 0° | 8 | 18 | 5 | 183 mm | Awful | Sevierville in December |