Jackson (MS)
September
Weather in Jackson, Mississippi 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 3.8 °F.
The forecast for the upcoming days in Jackson predicts a temperature of 35.5 °F, which is slightly above the historical average.
In general, the average temperature in Jackson at the beginning of September is 33 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 30.4 °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 177.2 mm of precipitation.
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Temperatures
Rain 🌧️
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15
Dry days
15
Rainy days
0
Snow days
31°/20°
Temperatures
13 km/h
Avg max wind
64 %
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 |  Partly cloudy | 33° /21° | 0.1 mm | 8 | |
| Sept. 2 |  Light rain shower | 34° /22° | 4.3 mm | 9 | |
| Sept. 3 | Light rain shower | 33° /22° | 5.8 mm | 8 | |
| Sept. 4 |  Moderate or heavy rain shower | 33° /22° | 3.6 mm | 8 | |
| Sept. 5 | Partly cloudy | 32° /22° | 36.7 mm | 8 | |
| Sept. 6 |  Cloudy | 32° /21° | 19.9 mm | 8 | |
| Sept. 7 |  Thundery outbreaks possible | 34° /19° | 36.5 mm | 8 | |
| Sept. 8 |  Sunny | 32° /19° | 0 mm | 8 | |
| Sept. 9 | Sunny | 31° /18° | 0 mm | 8 | |
| Sept. 10 | Sunny | 35° /24° | 0.1 mm | 8.1 | |
| Sept. 11 | Sunny | 33° /24° | 5.7 mm | 7.8 | |
| Sept. 12 | Sunny | 35° /24° | 0.4 mm | 7.5 | |
| Sept. 13 | Sunny | 34° /24° | 5 mm | 8 | |
| Sept. 14 |  Overcast | 36° /24° | 0 mm | 8 | |
| Sept. 15 | Overcast | 37° /25° | 0 mm | 9 | |
| Sept. 16 | Sunny | 36° /26° | 0 mm | 9 | |
| Sept. 17 | Sunny | 37° /26° | 0.5 mm | 9 | |
| Sept. 18 | Patchy rain possible | 37° /26° | 0.6 mm | 9 | |
| Sept. 19 | Sunny | 38° /27° | 0 mm | 9 | |
| Sept. 20 | Sunny | 39° /26° | 0 mm | 9 | |
| Sept. 21 | Overcast | 36° /26° | 0 mm | 8 | |
| Sept. 22 | Overcast | 28° /22° | 23.5 mm | 5 | |
| Sept. 23 | Cloudy | 33° /21° | 0 mm | 8 | |
| Sept. 24 |  Patchy light drizzle | 32° /22° | 0.1 mm | 7 | |
| Sept. 25 | Light rain shower | 29° /21° | 13.6 mm | 6 | |
| Sept. 26 |  Fog | 30° /19° | 1.7 mm | 6 | |
| Sept. 27 | Patchy light drizzle | 28° /18° | 5.5 mm | 7 | |
| Sept. 28 | Cloudy | 31° /18° | 0 mm | 7 | |
| Sept. 29 | Fog | 31° /19° | 0 mm | 7 | |
| Sept. 30 | Overcast | 32° /19° | 1.4 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?
Expect warm days with temperatures around 31°, cooling to mild conditions of 20° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Jackson during September?
Significant rainfall exceeding 177.2 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 13 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 177.2 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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