Weather in New Orleans, Louisiana, United States in September
In an average September, New Orleans sees a daily high around 85°F and a low around 76°F, based on 1981–2026 of local climate records.
| Average high | 85°F |
|---|---|
| Typical high range | 81°F to 89°F |
| Average low | 76°F |
| Typical low range | 71°F to 80°F |
| Average daily precipitation | 0.20 in |
September records
The most extreme September on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
96°F
2000-09-04
Lowest
70°F
1984-09-30
Low
Highest
84°F
2000-09-04
Lowest
57°F
1983-09-22
Feels-like
Highest
126°F
2000-09-02
Lowest
57°F
1983-09-22
Humidity
Highest
24.7 g/m³
2024-09-04
Lowest
8.5 g/m³
1981-09-19
Wind
Highest
56 mph
2008-09-01
Lowest
3 mph
2011-09-10
Precip
Wettest
15.92 in
1998
Driest
0.92 in
2025
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