Average Temperatures for Louisiana in September





Average temperatures for September at cities, communities and other locations around Louisiana are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Gulf Coast, Florida Parishes, Central and North Louisiana.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Gulf Coast

Average September temperatures
High °F Low °F Place High °C Low °C
86 76 Boothville 30 24
88 69 Crowley 31 21
89 71 Houma 31 22
89 70 Lafayette 32 21
89 71 Lake Charles 32 22
88 73 Morgan City 31 23
90 71 New Iberia 32 22
88 74 New Orleans 31 23
88 72 Rockefeller Wildlife Refuge 31 22

Florida Parishes

Average daily temperatures in September
High °F Low °F Place High °C Low °C
89 69 Baton Rouge 32 21
89 68 Bogalusa 32 20
88 67 Hammond 31 20
89 71 New Roads 32 22
87 70 Slidell 30 21

Central Louisiana

September temperatures: daily averages
High °F Low °F Place High °C Low °C
88 68 Alexandria 31 20
89 65 Leesville 31 18
90 69 Natchitoches 32 20
89 64 Winnfield 32 18

North Louisiana

Average September temperatures
High °F Low °F Place High °C Low °C
87 67 Lake Providence 30 19
89 64 Monroe 32 18
88 65 Ruston 31 18
90 67 Shreveport 32 19
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Louisiana Temperatures
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