Weather in Orleans Parish, Louisiana for September 2026
Until now, September 2026 in Orleans Parish has been nearly identical to the historical average, with a temperature of 32.9 °F (showing only a slight deviation of 0.5 °F).
The forecast for the next days in Orleans Parish predicts temperatures to be around 33 °F, close to the historical average.
In general, the average temperature in Orleans Parish at the beginning of September is 32.6 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 32.4 °F by the end of September.
The climate of Orleans Parish in September is notably wet, with an average of 15 rainy days, and a total of 112.1 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
Orleans Parish Weather September
Temperatures trend during September in Orleans Parish
September weather in Orleans Parish day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 32° /25° | 22.5 mm | 6 | |
| Sept. 2 |  Moderate or heavy rain shower | 32° /24° | 11.3 mm | 8 | |
| Sept. 3 | Light rain shower | 34° /24° | 0.4 mm | 8 | |
| Sept. 4 | Patchy rain possible | 33° /25° | 25.1 mm | 6 | |
| Sept. 5 |  Cloudy | 31° /24° | 23.4 mm | 6 | |
| Sept. 6 | Patchy rain possible | 32° /24° | 5 mm | 8 | |
| Sept. 7 |  Fog | 34° /24° | 18.9 mm | 8 | |
| Sept. 8 |  Thundery outbreaks possible | 32° /23° | 0.5 mm | 8 | |
| Sept. 9 |  Sunny | 32° /23° | 1.3 mm | 8 | |
| Sept. 10 | Moderate or heavy rain shower | 31° /23° | 52.1 mm | 6 | |
| Sept. 11 | Moderate or heavy rain shower | 32° /24° | 16.2 mm | 7 | |
| Sept. 12 | Cloudy | 32° /23° | 3.2 mm | 7 | |
| Sept. 13 | Sunny | 34° /23° | 1 mm | 8 | |
| Sept. 14 | Cloudy | 33° /24° | 0.5 mm | 8 | |
| Sept. 15 |  Overcast | 33° /24° | 1.6 mm | 8 | |
| Sept. 16 | Patchy rain possible | 32° /24° | 4.3 mm | 7 | |
| Sept. 17 |  Partly cloudy | 33° /24° | 2.6 mm | 8 | |
| Sept. 18 | Sunny | 32° /23° | 0.2 mm | 8 | |
| Sept. 19 | Cloudy | 34° /23° | 0 mm | 8 | |
| Sept. 20 | Sunny | 35° /26° | 0.4 mm | 8.8 | |
| Sept. 21 | Sunny | 34° /26° | 8.2 mm | 8.3 | |
| Sept. 22 | Sunny | 34° /26° | 0.4 mm | 8.5 | |
| Sept. 23 | Sunny | 34° /26° | 0 mm | 9 | |
| Sept. 24 | Overcast | 34° /27° | 0 mm | 7 | |
| Sept. 25 | Sunny | 35° /28° | 0 mm | 8 | |
| Sept. 26 | Overcast | 34° /26° | 0 mm | 8 | |
| Sept. 27 | Overcast | 33° /26° | 0.7 mm | 8 | |
| Sept. 28 | Overcast | 33° /24° | 25 mm | 7 | |
| Sept. 29 | Sunny | 28° /22° | 4 mm | 7 | |
| Sept. 30 | Sunny | 30° /20° | 0 mm | 7 | |
| Next | |||||
Orleans Parish in September - FAQ
What are the expected maximum and minimum temperatures in Orleans Parish during September?
How much rainfall should be expected in Orleans Parish during September?
What are the typical wind conditions in Orleans Parish during September?
September rainfall patterns in Orleans Parish
UV exposure in Orleans Parish during September
Quick links
Where is Orleans Parish?Get accurate weather forecasts for Orleans Parish, located at latitude 29.955 and longitude -90.075. Stay updated with localized weather information tailored for Orleans Parish.