Mississippi (Jackson)
September
Weather in Mississippi for September 2026
Your guide to Mississippi weather in September - trends and predictions
So far, September 2026 in Mississippi shows a warmer trend than usual by 2.5 °F.
Expect cooler weather in the next days in Mississippi with the forecast suggesting a temperature of 30.7 °F, lower than the historical average.
In general, the average temperature in Mississippi at the beginning of September is 33 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 31 °F by the end of September.
The climate of Mississippi 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 🌧️
More
15
Dry days
15
Rainy days
0
Snow days
31°/20°
Temperatures
13 km/h
Avg max wind
64 %
Avg humidity
Mississippi Weather September
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What’s the Weather Like in Mississippi This September?
Discover the average temperatures and weather trends across Mississippi’s cities this September.
Temperatures trend during September in Mississippi
See the weather trend as well as the moving average line
September weather in Mississippi 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 | 32° /19° | 0.1 mm | 8 | |
| Sept. 10 |  Overcast | 34° /20° | 0.2 mm | 8 | |
| Sept. 11 | Overcast | 31° /21° | 10.2 mm | 6 | |
| Sept. 12 | Cloudy | 31° /20° | 28.6 mm | 8 | |
| Sept. 13 | Cloudy | 32° /20° | 0.7 mm | 7 | |
| Sept. 14 | Light rain shower | 32° /20° | 1.6 mm | 7 | |
| Sept. 15 |  Mist | 32° /20° | 0.9 mm | 7 | |
| Sept. 16 | Light rain shower | 32° /21° | 3.1 mm | 8 | |
| Sept. 17 | Sunny | 32° /21° | 3 mm | 8 | |
| Sept. 18 | Sunny | 34° /21° | 0 mm | 8 | |
| Sept. 19 | Sunny | 35° /20° | 0 mm | 8 | |
| Sept. 20 | Cloudy | 34° /20° | 0 mm | 8 | |
| Sept. 21 | Cloudy | 34° /22° | 0.8 mm | 7 | |
| Sept. 22 | Patchy rain possible | 34° /21° | 0.3 mm | 8 | |
| Sept. 23 | Sunny | 35° /24° | 0.1 mm | 8.4 | |
| Sept. 24 | Overcast | 34° /22° | 0 mm | 7.8 | |
| Sept. 25 | Overcast | 32° /20° | 0 mm | 7.4 | |
| Sept. 26 | Overcast | 31° /21° | 0 mm | 6.2 | |
| Sept. 27 | Overcast | 29° /22° | 1 mm | 6 | |
| Sept. 28 | Patchy rain possible | 30° /21° | 6.4 mm | 7 | |
| Sept. 29 | Sunny | 33° /22° | 0.1 mm | 8 | |
| Sept. 30 | Light rain shower | 28° /21° | 23.1 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Mississippi 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 Mississippi forecast closer to your planned date for the most up-to-date weather information.
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Mississippi in September - FAQ
What are the expected maximum and minimum temperatures in Mississippi 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 Mississippi during September?
Significant rainfall exceeding 177.2 mm is expected in Mississippi during September, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Mississippi during September?
The average wind speed in Mississippi during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Mississippi
Explore the daily rainfall trends and prepare for Mississippis September weather 💧
Typically, Mississippi has 15 rainy days in September with a total of 177.2 mm of rainfall.
UV exposure in Mississippi during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Counties in Mississippi
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Top locations in Mississippi
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Where is Mississippi?Get accurate weather forecasts for Mississippi, located at latitude 32.299 and longitude -90.185. Stay updated with localized weather information tailored for Mississippi.
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