Gatlinburg
September
Weather in Gatlinburg for September 2025
Your guide to Gatlinburg weather in September - trends and predictions
In general, the average temperature in Gatlinburg at the beginning of September is 27 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 24.3 °F by the end of September.
The climate of Gatlinburg in September is notably wet, with an average of 12 rainy days.
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Temperatures
Rain 🌧️
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18
Dry days
12
Rainy days
0
Snow days
26°/15°
Temperatures
11 km/h
Avg max wind
72 %
Avg humidity
Gatlinburg in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2  31° | 3 27° | 4  29° | 5 28° | 6 25° | 7 22° |
| 8  25° | 9 28° | 10 30° | 11 30° | 12  24° | 13 23° | 14 27° |
| 15 28° | 16 28° | 17  19° | 18 21° | 19  25° | 20 30° | 21 30° |
| 22 32° | 23 30° | 24 29° | 25  23° | 26  22° | 27 28° | 28 24° |
| 29 23° | 30 21° |
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Temperatures trend during September in Gatlinburg
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Light rain shower | 27° /18° | 9.8 mm | 6 | |
| Sept. 2 | Mist | 31° /16° | 0 mm | 7 | |
| Sept. 3 | Patchy rain possible | 27° /15° | 1.6 mm | 6 | |
| Sept. 4 | Sunny | 29° /13° | 0 mm | 7 | |
| Sept. 5 | Patchy rain possible | 28° /14° | 0.1 mm | 6 | |
| Sept. 6 | Patchy rain possible | 25° /15° | 0.4 mm | 6 | |
| Sept. 7 | Patchy rain possible | 22° /11° | 0.4 mm | 5 | |
| Sept. 8 | Partly cloudy | 25° /7° | 0 mm | 7 | |
| Sept. 9 | Sunny | 28° /8° | 0 mm | 7 | |
| Sept. 10 | Partly cloudy | 30° /11° | 0 mm | 8 | |
| Sept. 11 | Sunny | 30° /13° | 0 mm | 8 | |
| Sept. 12 | Patchy light drizzle | 24° /12° | 0.9 mm | 5 | |
| Sept. 13 | Light rain shower | 23° /12° | 4.8 mm | 5 | |
| Sept. 14 | Patchy rain possible | 27° /17° | 0.1 mm | 6 | |
| Sept. 15 | Sunny | 28° /14° | 0 mm | 7 | |
| Sept. 16 | Sunny | 28° /12° | 0 mm | 7 | |
| Sept. 17 | Overcast | 19° /14° | 0 mm | 4 | |
| Sept. 18 | Fog | 21° /16° | 0 mm | 5 | |
| Sept. 19 | Cloudy | 25° /18° | 0 mm | 6 | |
| Sept. 20 | Sunny | 30° /18° | 0 mm | 8 | |
| Sept. 21 | Overcast | 30° /17° | 0 mm | 7 | |
| Sept. 22 | Partly cloudy | 32° /22° | 0 mm | 8 | |
| Sept. 23 | Cloudy | 30° /21° | 0 mm | 7 | |
| Sept. 24 | Partly cloudy | 29° /21° | 4.7 mm | 7 | |
| Sept. 25 | Moderate or heavy rain shower | 23° /20° | 70.6 mm | 5 | |
| Sept. 26 | Heavy rain | 22° /16° | 197.9 mm | 5 | |
| Sept. 27 | Moderate or heavy rain shower | 28° /19° | 41.3 mm | 6 | |
| Sept. 28 | Overcast | 24° /19° | 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 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.
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 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Gatlinburg during September?
Significant rainfall exceeding 372.3 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 11 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 💧
UV exposure in Gatlinburg during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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