Jackson (TN)
September
Weather in Jackson, Tennessee for September 2026
Your guide to Jackson weather in September - trends and predictions
So far, September 2026 in Jackson shows a warmer trend than usual by 4.8 °F.
Expect cooler weather in the next days in Jackson with the forecast suggesting a temperature of 29.6 °F, lower than the historical average.
In general, the average temperature in Jackson at the beginning of September is 33.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 28.1 °F by the end of September.
The climate of Jackson in September is notably wet, with an average of 15 rainy days, and a total of 351.1 mm of precipitation.
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Temperatures
Rain 🌧️
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15
Dry days
15
Rainy days
0
Snow days
28°/18°
Temperatures
15 km/h
Avg max wind
72 %
Avg humidity
Jackson Weather September
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Temperatures trend during September in Jackson
See the weather trend as well as the moving average line
September weather in Jackson day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 32° /18° | 0 mm | 8 | |
| Sept. 2 | Overcast | 33° /19° | 0 mm | 8 | |
| Sept. 3 |  Moderate or heavy rain shower | 32° /20° | 37.8 mm | 8 | |
| Sept. 4 |  Thundery outbreaks possible | 35° /21° | 0 mm | 8 | |
| Sept. 5 |  Fog | 37° /21° | 0 mm | 9 | |
| Sept. 6 | Thundery outbreaks possible | 31° /18° | 0 mm | 7 | |
| Sept. 7 | Fog | 32° /14° | 0 mm | 8 | |
| Sept. 8 |  Sunny | 32° /16° | 0 mm | 8 | |
| Sept. 9 | Sunny | 30° /15° | 0.1 mm | 7 | |
| Sept. 10 |  Partly cloudy | 33° /19° | 0.4 mm | 8 | |
| Sept. 11 | Moderate or heavy rain shower | 32° /20° | 23.3 mm | 6 | |
| Sept. 12 | Moderate or heavy rain shower | 29° /18° | 22.1 mm | 6 | |
| Sept. 13 | Moderate or heavy rain shower | 30° /19° | 10.7 mm | 7 | |
| Sept. 14 | Moderate or heavy rain shower | 30° /20° | 11 mm | 7 | |
| Sept. 15 | Moderate or heavy rain shower | 31° /21° | 8.1 mm | 7 | |
| Sept. 16 |  Patchy rain possible | 32° /21° | 16.9 mm | 7 | |
| Sept. 17 | Sunny | 33° /20° | 0 mm | 8 | |
| Sept. 18 | Sunny | 32° /20° | 0 mm | 7 | |
| Sept. 19 | Sunny | 38° /26° | 0 mm | 7.9 | |
| Sept. 20 | Overcast | 37° /26° | 0 mm | 7 | |
| Sept. 21 | Overcast | 36° /21° | 2.5 mm | 6.8 | |
| Sept. 22 | Sunny | 30° /19° | 0.4 mm | 6.9 | |
| Sept. 23 | Sunny | 30° /18° | 0 mm | 7.3 | |
| Sept. 24 | Sunny | 28° /16° | 0 mm | 7 | |
| Sept. 25 | Overcast | 29° /17° | 0 mm | 6 | |
| Sept. 26 | Overcast | 29° /20° | 0 mm | 7 | |
| Sept. 27 | Mist | 25° /14° | 0.9 mm | 5 | |
| Sept. 28 | Sunny | 30° /17° | 0 mm | 8 | |
| Sept. 29 | Overcast | 30° /18° | 0 mm | 8 | |
| Sept. 30 | Overcast | 26° /19° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Jackson 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 Jackson forecast closer to your planned date for the most up-to-date weather information.
Change Month
Jackson in September - FAQ
What are the expected maximum and minimum temperatures in Jackson during September?
During September, expect a variety of temperatures with highs around 28° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jackson during September?
Significant rainfall exceeding 351.1 mm is expected in Jackson during September, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Jackson during September?
The average wind speed in Jackson during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Jackson
Explore the daily rainfall trends and prepare for Jacksons September weather 💧
Typically, Jackson has 15 rainy days in September with a total of 351.1 mm of rainfall.
UV exposure in Jackson during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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