Cookeville (TN)
September
Weather in Cookeville, Tennessee for September 2026
Your guide to Cookeville weather in September - trends and predictions
So far, September 2026 in Cookeville shows a warmer trend than usual by 2.7 °F.
Expect cooler weather in the next days in Cookeville with the forecast suggesting a temperature of 25.7 °F, lower than the historical average.
In general, the average temperature in Cookeville at the beginning of September is 30 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 27 °F by the end of September.
Cookeville experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 183.1 mm.
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Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
27°/16°
Temperatures
12 km/h
Avg max wind
76 %
Avg humidity
Cookeville Weather September
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Temperatures trend during September in Cookeville
See the weather trend as well as the moving average line
September weather in Cookeville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Light rain shower | 30° /17° | 5.1 mm | 7 | |
| Sept. 2 | Light rain shower | 30° /17° | 2.4 mm | 7 | |
| Sept. 3 |  Moderate or heavy rain shower | 29° /19° | 5.8 mm | 7 | |
| Sept. 4 |  Patchy light rain with thunder | 32° /18° | 17.8 mm | 8 | |
| Sept. 5 |  Fog | 34° /19° | 3.5 mm | 8 | |
| Sept. 6 |  Thundery outbreaks possible | 28° /18° | 3.7 mm | 7 | |
| Sept. 7 | Mist | 27° /15° | 0 mm | 5 | |
| Sept. 8 |  Sunny | 29° /15° | 0 mm | 8 | |
| Sept. 9 |  Overcast | 29° /15° | 0 mm | 7 | |
| Sept. 10 |  Cloudy | 29° /18° | 1.2 mm | 7 | |
| Sept. 11 |  Partly cloudy | 30° /18° | 1.2 mm | 7 | |
| Sept. 12 | Partly cloudy | 28° /17° | 22.8 mm | 5 | |
| Sept. 13 | Sunny | 31° /18° | 0.1 mm | 8 | |
| Sept. 14 | Overcast | 29° /17° | 0 mm | 7 | |
| Sept. 15 | Thundery outbreaks possible | 30° /18° | 0.1 mm | 7 | |
| Sept. 16 | Thundery outbreaks possible | 30° /20° | 0.2 mm | 7 | |
| Sept. 17 | Fog | 31° /19° | 0.1 mm | 7 | |
| Sept. 18 | Mist | 31° /19° | 0.8 mm | 7 | |
| Sept. 19 | Cloudy | 32° /18° | 6.4 mm | 7 | |
| Sept. 20 | Cloudy | 32° /20° | 1.4 mm | 7 | |
| Sept. 21 | Light rain shower | 29° /19° | 7.9 mm | 4 | |
| Sept. 22 | Patchy light rain with thunder | 29° /18° | 10 mm | 6 | |
| Sept. 23 | Light rain shower | 26° /18° | 9.9 mm | 4 | |
| Sept. 24 | Moderate or heavy rain shower | 28° /17° | 17.7 mm | 5 | |
| Sept. 25 | Sunny | 26° /12° | 0 mm | 6.9 | |
| Sept. 26 | Overcast | 26° /10° | 0 mm | 6.6 | |
| Sept. 27 | Sunny | 25° /10° | 0 mm | 6.2 | |
| Sept. 28 | Sunny | 26° /10° | 0 mm | 6.7 | |
| Sept. 29 | Sunny | 28° /12° | 0 mm | 6.8 | |
| Sept. 30 | Overcast | 30° /16° | 0 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Cookeville 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 Cookeville forecast closer to your planned date for the most up-to-date weather information.
Change Month
Cookeville in September - FAQ
What are the expected maximum and minimum temperatures in Cookeville during September?
During September, expect a variety of temperatures with highs around 27° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cookeville during September?
Significant rainfall exceeding 183.1 mm is expected in Cookeville during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cookeville during September?
The average wind speed in Cookeville during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Cookeville
Explore the daily rainfall trends and prepare for Cookevilles September weather 💧
Typically, Cookeville has 10 rainy days in September with a total of 183.1 mm of rainfall.
UV exposure in Cookeville during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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