Sevier County (Gatlinburg)
September
Weather in Sevier County, Tennessee for September 2026
Your guide to Sevier County weather in September - trends and predictions
So far, September 2026 in Sevier County shows a warmer trend than usual by 2.7 °F.
The forecast for the next days in Sevier County predicts temperatures to be around 21 °F, close to the historical average.
In general, the average temperature in Sevier County at the beginning of September is 29.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.4 °F by the end of September.
The climate of Sevier County in September is notably wet, with an average of 12 rainy days, and a total of 260.4 mm of precipitation.
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Temperatures
Rain 🌧️
More
18
Dry days
12
Rainy days
0
Snow days
26°/16°
Temperatures
10 km/h
Avg max wind
73 %
Avg humidity
Sevier County Weather September
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Temperatures trend during September in Sevier County
See the weather trend as well as the moving average line
September weather in Sevier County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 29° /18° | 3.3 mm | 7 | |
| Sept. 2 |  Mist | 30° /18° | 0 mm | 7 | |
| Sept. 3 | Patchy rain possible | 29° /17° | 0.5 mm | 7 | |
| Sept. 4 |  Sunny | 31° /18° | 1.4 mm | 8 | |
| Sept. 5 | Patchy rain possible | 32° /19° | 3.2 mm | 8 | |
| Sept. 6 | Patchy rain possible | 29° /18° | 1.6 mm | 7 | |
| Sept. 7 | Patchy rain possible | 24° /14° | 0.2 mm | 5 | |
| Sept. 8 |  Partly cloudy | 26° /11° | 0 mm | 7 | |
| Sept. 9 | Sunny | 28° /12° | 0 mm | 7 | |
| Sept. 10 | Partly cloudy | 28° /14° | 0 mm | 8 | |
| Sept. 11 | Sunny | 29° /15° | 0.5 mm | 7 | |
| Sept. 12 |  Patchy light drizzle | 26° /16° | 34 mm | 5 | |
| Sept. 13 | Light rain shower | 26° /15° | 2.1 mm | 7 | |
| Sept. 14 | Patchy rain possible | 28° /16° | 0.2 mm | 7 | |
| Sept. 15 | Sunny | 29° /17° | 0.2 mm | 8 | |
| Sept. 16 | Sunny | 27° /16° | 0 mm | 6 | |
| Sept. 17 | Partly cloudy | 25° /17° | 0 mm | 6 | |
| Sept. 18 | Fog | 26° /18° | 2 mm | 7 | |
| Sept. 19 |  Cloudy | 28° /16° | 5.1 mm | 5 | |
| Sept. 20 | Sunny | 28° /18° | 1.5 mm | 7 | |
| Sept. 21 |  Overcast | 29° /18° | 1.2 mm | 5 | |
| Sept. 22 | Patchy rain possible | 24° /19° | 7.8 mm | 5.3 | |
| Sept. 23 | Patchy rain possible | 22° /18° | 30.3 mm | 7 | |
| Sept. 24 | Light rain shower | 19° /15° | 12.6 mm | 4.8 | |
| Sept. 25 | Sunny | 20° /12° | 0.1 mm | 7.1 | |
| Sept. 26 | Partly cloudy | 21° /14° | 0 mm | 6 | |
| Sept. 27 | Overcast | 21° /16° | 0 mm | 5 | |
| Sept. 28 | Patchy rain possible | 23° /18° | 5 mm | 5 | |
| Sept. 29 | Sunny | 24° /17° | 0.1 mm | 6 | |
| Sept. 30 | Overcast | 22° /18° | 0 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 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sevier County during September?
Significant rainfall exceeding 260.4 mm is expected in Sevier County during September, occurring over more than 12 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 10 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 💧
Typically, Sevier County has 12 rainy days in September with a total of 260.4 mm of rainfall.
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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