Baton Rouge
September
Weather in Baton Rouge for September 2025
Your guide to Baton Rouge weather in September - trends and predictions
In general, the average temperature in Baton Rouge at the beginning of September is 33.1 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 32.7 °F by the end of September.
Baton Rouge in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 197.6 mm.
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Temperatures
Rain 🌧️
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14
Dry days
16
Rainy days
0
Snow days
32°/22°
Temperatures
15 km/h
Avg max wind
68 %
Avg humidity
Baton Rouge in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  33° | 2 35° | 3 36° | 4 31° | 5  31° | 6  33° | 7  33° |
| 8  34° | 9 33° | 10 31° | 11  30° | 12 31° | 13 32° | 14 31° |
| 15 32° | 16  32° | 17  32° | 18 33° | 19 33° | 20 33° | 21 34° |
| 22 34° | 23 33° | 24 33° | 25 32° | 26 32° | 27 31° | 28 33° |
| 29  34° | 30 34° |
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Temperatures trend during September in Baton Rouge
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Patchy rain possible | 33° /22° | 0.9 mm | 8 | |
| Sept. 2 | Patchy rain possible | 35° /23° | 0.6 mm | 8 | |
| Sept. 3 | Patchy rain possible | 36° /24° | 0.4 mm | 8 | |
| Sept. 4 | Light rain shower | 31° /24° | 11.4 mm | 7 | |
| Sept. 5 | Cloudy | 31° /23° | 10 mm | 7 | |
| Sept. 6 | Sunny | 33° /21° | 13.7 mm | 8 | |
| Sept. 7 | Thundery outbreaks possible | 33° /21° | 1.7 mm | 7 | |
| Sept. 8 | Moderate or heavy rain shower | 34° /21° | 4.1 mm | 8 | |
| Sept. 9 | Sunny | 33° /19° | 1.1 mm | 8 | |
| Sept. 10 | Sunny | 31° /21° | 4.5 mm | 8 | |
| Sept. 11 | Overcast | 30° /22° | 60.3 mm | 7 | |
| Sept. 12 | Cloudy | 31° /21° | 5.9 mm | 7 | |
| Sept. 13 | Light rain shower | 32° /19° | 0.6 mm | 8 | |
| Sept. 14 | Overcast | 31° /20° | 0.4 mm | 7 | |
| Sept. 15 | Overcast | 32° /22° | 0.3 mm | 7 | |
| Sept. 16 | Patchy light drizzle | 32° /21° | 3.3 mm | 7 | |
| Sept. 17 | Partly cloudy | 32° /22° | 58.2 mm | 8 | |
| Sept. 18 | Sunny | 33° /21° | 4.8 mm | 8 | |
| Sept. 19 | Cloudy | 33° /22° | 8.2 mm | 7 | |
| Sept. 20 | Partly cloudy | 33° /22° | 0 mm | 8 | |
| Sept. 21 | Cloudy | 34° /22° | 0 mm | 8 | |
| Sept. 22 | Patchy light rain | 34° /22° | 1.1 mm | 8 | |
| Sept. 23 | Patchy rain possible | 33° /21° | 0.7 mm | 7 | |
| Sept. 24 | Patchy rain possible | 33° /23° | 0.2 mm | 8 | |
| Sept. 25 | Moderate or heavy rain shower | 32° /23° | 4.4 mm | 7 | |
| Sept. 26 | Patchy light drizzle | 32° /20° | 0.9 mm | 8 | |
| Sept. 27 | Patchy rain possible | 31° /19° | 0 mm | 7 | |
| Sept. 28 | Partly cloudy | 33° /20° | 0 mm | 8 | |
| Sept. 29 | Mist | 34° /22° | 0 mm | 8 | |
| Sept. 30 | Mist | 34° /21° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Baton Rouge 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 Baton Rouge forecast closer to your planned date for the most up-to-date weather information.
Baton Rouge in September - FAQ
What are the expected maximum and minimum temperatures in Baton Rouge during September?
During September, expect a variety of temperatures with highs around 32° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Baton Rouge during September?
Significant rainfall exceeding 197.6 mm is expected in Baton Rouge during September, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Baton Rouge during September?
The average wind speed in Baton Rouge during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Baton Rouge
Explore the daily rainfall trends and prepare for Baton Rouges September weather 💧
UV exposure in Baton Rouge during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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