Click on a day for an hourly weather forecast
The temperatures in Kingsport in September are comfortable with low of 15°C and and high up to 27°C.
You can expect about 3 to 8 days of rain in Kingsport 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 Kingsport in September 2025.
If you’re planning to visit Kingsport in the near future, we highly recommend that you review the 14 day weather forecast for Kingsport before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / -2° | 9 | 20 | 2 | 106 mm | Awful | Kingsport in January |
| February | 10° / 0° | 10 | 17 | 2 | 125 mm | Awful | Kingsport in February |
| March | 14° / 3° | 9 | 21 | 1 | 113 mm | Ok | Kingsport in March |
| April | 20° / 8° | 8 | 22 | 0 | 109 mm | Ok | Kingsport in April |
| May | 24° / 12° | 10 | 21 | 0 | 124 mm | Good | Kingsport in May |
| June | 28° / 16° | 11 | 19 | 0 | 103 mm | Good | Kingsport in June |
| July | 30° / 18° | 12 | 19 | 0 | 116 mm | Ok | Kingsport in July |
| August | 30° / 18° | 10 | 21 | 0 | 90 mm | Ok | Kingsport in August |
| September | 27° / 15° | 7 | 23 | 0 | 93 mm | Good | Kingsport in September |
| October | 21° / 9° | 7 | 24 | 0 | 99 mm | Ok | Kingsport in October |
| November | 14° / 3° | 6 | 24 | 0 | 92 mm | Good | Kingsport in November |
| December | 9° / 1° | 8 | 22 | 1 | 122 mm | Bad | Kingsport in December |