Biloxi (MS)
September
Weather in Biloxi, Mississippi for September 2026
Your guide to Biloxi weather in September - trends and predictions
So far, September 2026 in Biloxi shows a warmer trend than usual by 2.3 °F.
The forecast for the next days in Biloxi predicts temperatures to be around 31 °F, close to the historical average.
In general, the average temperature in Biloxi at the beginning of September is 31 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 31.3 °F by the end of September.
Biloxi in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 165.1 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
14
Dry days
16
Rainy days
0
Snow days
29°/23°
Temperatures
16 km/h
Avg max wind
76 %
Avg humidity
Biloxi Weather September
Move between months or click on a day
Temperatures trend during September in Biloxi
See the weather trend as well as the moving average line
September weather in Biloxi day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 31° /24° | 2.1 mm | 7 | |
| Sept. 2 |  Sunny | 32° /24° | 0 mm | 9 | |
| Sept. 3 | Sunny | 33° /24° | 0 mm | 9 | |
| Sept. 4 |  Moderate or heavy rain shower | 30° /24° | 28 mm | 6 | |
| Sept. 5 | Moderate or heavy rain shower | 30° /24° | 13.8 mm | 8 | |
| Sept. 6 | Moderate or heavy rain shower | 30° /24° | 15.9 mm | 8 | |
| Sept. 7 | Moderate or heavy rain shower | 31° /23° | 7.4 mm | 8 | |
| Sept. 8 | Sunny | 31° /21° | 0.1 mm | 8 | |
| Sept. 9 | Moderate or heavy rain shower | 30° /22° | 6.2 mm | 7 | |
| Sept. 10 | Moderate or heavy rain shower | 27° /23° | 30.2 mm | 5 | |
| Sept. 11 | Moderate or heavy rain shower | 30° /23° | 22.5 mm | 5 | |
| Sept. 12 |  Overcast | 30° /23° | 8.3 mm | 7 | |
| Sept. 13 |  Heavy rain at times | 31° /22° | 2.3 mm | 5 | |
| Sept. 14 | Patchy rain possible | 32° /22° | 0.9 mm | 8 | |
| Sept. 15 | Moderate or heavy rain shower | 32° /22° | 2.6 mm | 8 | |
| Sept. 16 | Moderate or heavy rain shower | 31° /23° | 1.9 mm | 7 | |
| Sept. 17 | Moderate or heavy rain shower | 31° /23° | 3.6 mm | 8 | |
| Sept. 18 | Sunny | 31° /23° | 1.2 mm | 8 | |
| Sept. 19 | Moderate or heavy rain shower | 32° /22° | 1.1 mm | 7 | |
| Sept. 20 | Patchy rain possible | 33° /23° | 4.7 mm | 8 | |
| Sept. 21 |  Partly cloudy | 32° /24° | 3.8 mm | 7 | |
| Sept. 22 | Patchy rain possible | 32° /23° | 0.4 mm | 8 | |
| Sept. 23 | Sunny | 35° /22° | 2.5 mm | 8.8 | |
| Sept. 24 | Sunny | 33° /23° | 0.1 mm | 8.7 | |
| Sept. 25 | Sunny | 31° /19° | 0 mm | 7.5 | |
| Sept. 26 | Overcast | 32° /20° | 0 mm | 6.7 | |
| Sept. 27 | Overcast | 33° /22° | 0 mm | 8 | |
| Sept. 28 | Sunny | 32° /21° | 0 mm | 8 | |
| Sept. 29 | Sunny | 31° /23° | 0.7 mm | 8 | |
| Sept. 30 | Light rain shower | 27° /23° | 17.7 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Biloxi 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 Biloxi forecast closer to your planned date for the most up-to-date weather information.
Change Month
Biloxi in September - FAQ
What are the expected maximum and minimum temperatures in Biloxi during September?
During September, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Biloxi during September?
Significant rainfall exceeding 165.1 mm is expected in Biloxi during September, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Biloxi during September?
The average wind speed in Biloxi during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Biloxi
Explore the daily rainfall trends and prepare for Biloxis September weather 💧
Typically, Biloxi has 16 rainy days in September with a total of 165.1 mm of rainfall.
UV exposure in Biloxi during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Biloxi weather pages
You are here
Where is Biloxi?Get accurate weather forecasts for Biloxi, located at latitude 30.396 and longitude -88.885. Stay updated with localized weather information tailored for Biloxi.
Found a mistake?
We appreciate your attention to details. Tell us here.