Gatlinburg (TN)
September
Weather in Gatlinburg, Tennessee for September 2026
Your guide to Gatlinburg weather in September - trends and predictions
In general, the average temperature in Gatlinburg at the beginning of September is 26.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 25.6 °C by the end of September.
The climate of Gatlinburg 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 🌧️
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18
Dry days
12
Rainy days
0
Snow days
26°/16°
Temperatures
10 km/h
Avg max wind
73 %
Avg humidity
Gatlinburg Weather September
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Temperatures trend during September in Gatlinburg
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September weather in Gatlinburg 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 | Sunny | 28° /15° | 0 mm | 7 | |
| Sept. 16 | Sunny | 26° /14° | 0 mm | 6 | |
| Sept. 17 |  Overcast | 23° /15° | 0 mm | 6 | |
| Sept. 18 | Fog | 24° /16° | 0 mm | 6 | |
| Sept. 19 |  Cloudy | 28° /14° | 0 mm | 7 | |
| Sept. 20 | Sunny | 28° /18° | 1.5 mm | 7 | |
| Sept. 21 | Overcast | 30° /18° | 0 mm | 7 | |
| Sept. 22 | Partly cloudy | 31° /20° | 0.4 mm | 7 | |
| Sept. 23 | Cloudy | 29° /19° | 0 mm | 7 | |
| Sept. 24 | Partly cloudy | 29° /20° | 4 mm | 7 | |
| Sept. 25 |  Moderate or heavy rain shower | 26° /20° | 58.8 mm | 6 | |
| Sept. 26 |  Heavy rain | 23° /17° | 123.4 mm | 5 | |
| Sept. 27 | Moderate or heavy rain shower | 25° /18° | 34.4 mm | 6 | |
| Sept. 28 | Overcast | 26° /18° | 0 mm | 6 | |
| Sept. 29 | Cloudy | 26° /13° | 17.9 mm | 6 | |
| Sept. 30 | Fog | 24° /15° | 2 mm | 6 | |
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Important Notice
Our weather forecast for Gatlinburg 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 Gatlinburg forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gatlinburg in September - FAQ
What are the expected maximum and minimum temperatures in Gatlinburg 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 Gatlinburg during September?
Significant rainfall exceeding 260.4 mm is expected in Gatlinburg during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gatlinburg during September?
The average wind speed in Gatlinburg during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gatlinburg
Explore the daily rainfall trends and prepare for Gatlinburgs September weather 💧
Typically, Gatlinburg has 12 rainy days in September with a total of 260.4 mm of rainfall.
UV exposure in Gatlinburg during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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