Sevier County (Gatlinburg)
September
Weather in Sevier County, Tennessee for September 2025
Your guide to Sevier County weather in September - trends and predictions
Until now, September 2025 in Sevier County is slightly cooler than the historical average by -1.3 °F.
The forecast for the upcoming days in Sevier County predicts a temperature of 29.9 °F, which is slightly above the historical average.
In general, the average temperature in Sevier County at the beginning of September is 26.1 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 28.1 °F by the end of September.
Sevier County experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 372.4 mm.
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Temperatures
Rain 🌧️
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20
Dry days
10
Rainy days
0
Snow days
26°/15°
Temperatures
11 km/h
Avg max wind
71 %
Avg humidity
Sevier County Weather September
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Temperatures trend during September in Sevier County
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September weather in Sevier County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 26° /16° | 4.9 mm | 6 | |
| Sept. 2 |  Mist | 27° /16° | 0 mm | 6 | |
| Sept. 3 | Patchy rain possible | 25° /15° | 0.8 mm | 6 | |
| Sept. 4 |  Sunny | 28° /15° | 2 mm | 7 | |
| Sept. 5 | Patchy rain possible | 30° /17° | 4.8 mm | 7 | |
| Sept. 6 | Patchy rain possible | 26° /16° | 2.3 mm | 6 | |
| Sept. 7 | Patchy rain possible | 21° /12° | 0.2 mm | 5 | |
| Sept. 8 |  Partly cloudy | 24° /8° | 0 mm | 7 | |
| Sept. 9 | Sunny | 26° /9° | 0 mm | 7 | |
| Sept. 10 | Partly cloudy | 26° /12° | 0 mm | 7 | |
| Sept. 11 | Sunny | 27° /12° | 0 mm | 7 | |
| Sept. 12 |  Patchy light drizzle | 26° /13° | 0.5 mm | 6 | |
| Sept. 13 | Light rain shower | 25° /12° | 2.4 mm | 6 | |
| Sept. 14 | Patchy rain possible | 28° /14° | 0 mm | 6 | |
| Sept. 15 | Partly cloudy | 31° /16° | 0 mm | 1.2 | |
| Sept. 16 |  Overcast | 25° /14° | 0 mm | 0.8 | |
| Sept. 17 | Partly cloudy | 25° /15° | 0 mm | 1.7 | |
| Sept. 18 | Sunny | 30° /14° | 0 mm | 1.7 | |
| Sept. 19 | Sunny | 31° /14° | 0 mm | 0 | |
| Sept. 20 | Sunny | 33° /15° | 0 mm | 6 | |
| Sept. 21 | Sunny | 31° /16° | 0 mm | 6 | |
| Sept. 22 | Sunny | 29° /13° | 0 mm | 6 | |
| Sept. 23 | Sunny | 31° /15° | 0.1 mm | 6 | |
| Sept. 24 | Sunny | 32° /17° | 0 mm | 6 | |
| Sept. 25 | Sunny | 32° /17° | 0 mm | 6 | |
| Sept. 26 | Sunny | 31° /16° | 0 mm | 6 | |
| Sept. 27 | Partly cloudy | 29° /16° | 0.1 mm | 6 | |
| Sept. 28 | Sunny | 29° /13° | 0 mm | 5 | |
| Sept. 29 |  Cloudy | 23° /15° | 35.8 mm | 5 | |
| Sept. 30 | Fog | 21° /17° | 4 mm | 5 | |
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Important Notice
Our weather forecast for Sevier County 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 Sevier County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Sevier County in September - FAQ
What are the expected maximum and minimum temperatures in Sevier County during September?
During September, expect a variety of temperatures with highs around 26° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sevier County during September?
Significant rainfall exceeding 372.4 mm is expected in Sevier County during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sevier County during September?
The average wind speed in Sevier County during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Sevier County
Explore the daily rainfall trends and prepare for Sevier Countys September weather 💧
UV exposure in Sevier County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Sevier County?Get accurate weather forecasts for Sevier County, located at latitude 35.715 and longitude -83.512. Stay updated with localized weather information tailored for Sevier County.
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