Weather in Baton Rouge, Louisiana, United States in September
In an average September, Baton Rouge sees a daily high around 89°F and a low around 70°F, based on 1981–2026 of local climate records.
| Average high | 89°F |
|---|---|
| Typical high range | 82°F to 96°F |
| Average low | 70°F |
| Typical low range | 62°F to 75°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
107°F
2000-09-04
Lowest
70°F
1984-09-30
Low
Highest
79°F
2000-09-04
Lowest
43°F
1983-09-22
Feels-like
Highest
156°F
2000-09-01
Lowest
37°F
1983-09-22
Humidity
Highest
24.4 g/m³
2008-09-13
Lowest
7.6 g/m³
1999-09-22
Wind
Highest
34 mph
2008-09-01
Lowest
3 mph
2003-09-03
Precip
Wettest
11.96 in
2008
Driest
0.82 in
2017
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