Sevierville (TN)
September
Weather in Sevierville, Tennessee for September 2026
Your guide to Sevierville weather in September - trends and predictions
Until now, September 2026 in Sevierville has been significantly warmer than historical averages.
The forecast for the next days in Sevierville predicts a temperature of 24.9 °F, which is cooler than the historical average.
In general, the average temperature in Sevierville at the beginning of September is 31.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26 °F by the end of September.
Sevierville experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 148.5 mm.
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Temperatures
Rain 🌧️
More
22
Dry days
8
Rainy days
0
Snow days
26°/16°
Temperatures
9 km/h
Avg max wind
74 %
Avg humidity
Sevierville Weather September
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Temperatures trend during September in Sevierville
See the weather trend as well as the moving average line
September weather in Sevierville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 31° /17° | 0 mm | 10 | |
| Sept. 2 | Overcast | 30° /18° | 0 mm | 8 | |
| Sept. 3 | Overcast | 31° /18° | 0 mm | 7 | |
| Sept. 4 |  Light rain shower | 33° /20° | 2 mm | 10 | |
| Sept. 5 |  Partly cloudy | 35° /21° | 4.8 mm | 10 | |
| Sept. 6 | Light rain shower | 32° /19° | 2.2 mm | 6 | |
| Sept. 7 |  Fog | 26° /17° | 0 mm | 5 | |
| Sept. 8 | Partly cloudy | 28° /14° | 0 mm | 8 | |
| Sept. 9 |  Sunny | 28° /14° | 0 mm | 9 | |
| Sept. 10 | Partly cloudy | 28° /15° | 0.1 mm | 9 | |
| Sept. 11 | Partly cloudy | 29° /16° | 0.2 mm | 9 | |
| Sept. 12 | Sunny | 27° /15° | 0 mm | 8 | |
| Sept. 13 | Sunny | 27° /19° | 5.8 mm | 8 | |
| Sept. 14 | Sunny | 28° /21° | 0 mm | 8.1 | |
| Sept. 15 | Sunny | 30° /20° | 0.1 mm | 8.1 | |
| Sept. 16 | Patchy rain possible | 28° /21° | 6.9 mm | 7.8 | |
| Sept. 17 | Patchy rain possible | 26° /21° | 17.1 mm | 6 | |
| Sept. 18 | Light rain shower | 27° /20° | 16 mm | 6 | |
| Sept. 19 | Fog | 20° /12° | 10.4 mm | 4 | |
| Sept. 20 | Partly cloudy | 19° /12° | 0 mm | 5 | |
| Sept. 21 |  Cloudy | 22° /14° | 0 mm | 6 | |
| Sept. 22 | Cloudy | 21° /15° | 0.1 mm | 5 | |
| Sept. 23 | Patchy rain possible | 22° /16° | 0.1 mm | 5 | |
| Sept. 24 | Cloudy | 23° /17° | 0 mm | 6 | |
| Sept. 25 | Cloudy | 27° /15° | 0 mm | 7 | |
| Sept. 26 | Sunny | 28° /17° | 0 mm | 7 | |
| Sept. 27 |  Moderate rain | 22° /17° | 27.5 mm | 1 | |
| Sept. 28 | Fog | 27° /18° | 0 mm | 7 | |
| Sept. 29 | Mist | 28° /12° | 0 mm | 6 | |
| Sept. 30 | Fog | 27° /14° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Sevierville in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sevierville forecast closer to your planned date for the most up-to-date weather information.
Change Month
Sevierville in September - FAQ
What are the expected maximum and minimum temperatures in Sevierville during September?
During September, expect a variety of temperatures with highs around 26° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sevierville during September?
Significant rainfall exceeding 148.5 mm is expected in Sevierville during September, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sevierville during September?
The average wind speed in Sevierville during September is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Sevierville
Explore the daily rainfall trends and prepare for Seviervilles September weather 💧
Typically, Sevierville has 8 rainy days in September with a total of 148.5 mm of rainfall.
UV exposure in Sevierville during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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