East Chattanooga (TN)
September
Weather in East Chattanooga, Tennessee for September 2026
Your guide to East Chattanooga weather in September - trends and predictions
Until now, September 2026 in East Chattanooga has been significantly warmer than historical averages.
The forecast for the next days in East Chattanooga predicts temperatures to be around 26 °F, close to the historical average.
In general, the average temperature in East Chattanooga at the beginning of September is 31.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.6 °F by the end of September.
The climate of East Chattanooga in September is notably wet, with an average of 15 rainy days, and a total of 240.2 mm of precipitation.
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Temperatures
Rain 🌧️
More
15
Dry days
15
Rainy days
0
Snow days
28°/17°
Temperatures
11 km/h
Avg max wind
69 %
Avg humidity
East Chattanooga Weather September
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Temperatures trend during September in East Chattanooga
See the weather trend as well as the moving average line
September weather in East Chattanooga day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 30° /18° | 0.7 mm | 7 | |
| Sept. 2 |  Cloudy | 33° /18° | 0 mm | 7 | |
| Sept. 3 |  Sunny | 31° /17° | 4.4 mm | 8 | |
| Sept. 4 |  Mist | 33° /18° | 2.1 mm | 7 | |
| Sept. 5 |  Partly cloudy | 33° /20° | 7 mm | 8 | |
| Sept. 6 |  Thundery outbreaks possible | 31° /18° | 0.5 mm | 7 | |
| Sept. 7 | Overcast | 29° /16° | 0 mm | 6 | |
| Sept. 8 | Overcast | 29° /14° | 0 mm | 7 | |
| Sept. 9 | Overcast | 30° /15° | 0.2 mm | 7 | |
| Sept. 10 | Partly cloudy | 31° /15° | 3.8 mm | 8 | |
| Sept. 11 | Mist | 31° /17° | 0.3 mm | 7 | |
| Sept. 12 |  Moderate rain at times | 28° /18° | 4 mm | 5 | |
| Sept. 13 | Cloudy | 28° /17° | 3.9 mm | 7 | |
| Sept. 14 | Partly cloudy | 28° /17° | 5 mm | 7 | |
| Sept. 15 | Overcast | 30° /17° | 0 mm | 7 | |
| Sept. 16 |  Patchy rain possible | 30° /17° | 0.3 mm | 7 | |
| Sept. 17 | Fog | 30° /17° | 0.4 mm | 7 | |
| Sept. 18 | Partly cloudy | 29° /16° | 3.1 mm | 7 | |
| Sept. 19 | Cloudy | 30° /18° | 1.4 mm | 7 | |
| Sept. 20 | Sunny | 33° /20° | 0 mm | 7.9 | |
| Sept. 21 | Overcast | 34° /21° | 8.5 mm | 7.3 | |
| Sept. 22 | Light rain shower | 29° /20° | 25.3 mm | 6.4 | |
| Sept. 23 | Light rain shower | 24° /19° | 3.5 mm | 6.6 | |
| Sept. 24 | Patchy rain possible | 28° /17° | 1.6 mm | 7 | |
| Sept. 25 | Cloudy | 28° /16° | 0 mm | 7 | |
| Sept. 26 | Overcast | 20° /16° | 3.9 mm | 4 | |
| Sept. 27 | Patchy rain possible | 21° /16° | 0.1 mm | 5 | |
| Sept. 28 | Overcast | 26° /15° | 3 mm | 6 | |
| Sept. 29 | Sunny | 22° /13° | 6.3 mm | 6 | |
| Sept. 30 | Overcast | 27° /11° | 0 mm | 6 | |
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Important Notice
Our weather forecast for East Chattanooga 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 East Chattanooga forecast closer to your planned date for the most up-to-date weather information.
Change Month
East Chattanooga in September - FAQ
What are the expected maximum and minimum temperatures in East Chattanooga during September?
During September, expect a variety of temperatures with highs around 28° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in East Chattanooga during September?
Significant rainfall exceeding 240.2 mm is expected in East Chattanooga during September, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in East Chattanooga during September?
The average wind speed in East Chattanooga during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in East Chattanooga
Explore the daily rainfall trends and prepare for East Chattanoogas September weather 💧
Typically, East Chattanooga has 15 rainy days in September with a total of 240.2 mm of rainfall.
UV exposure in East Chattanooga during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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