Average Temperatures for Louisiana in December

Average temperatures for December 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 December temperatures
High °F Low °F Place High °C Low °C
64 51 Boothville 18 11
63 44 Crowley 17 7
66 46 Houma 19 8
64 45 Lafayette 18 7
65 45 Lake Charles 19 7
66 48 Morgan City 19 9
66 45 New Iberia 19 7
65 48 New Orleans 18 9
64 47 Rockefeller Wildlife Refuge 18 8

Florida Parishes

Average daily temperatures in December
High °F Low °F Place High °C Low °C
64 43 Baton Rouge 18 6
64 41 Bogalusa 18 5
64 41 Hammond 18 5
63 44 New Roads 17 7
63 44 Slidell 17 7

Central Louisiana

December temperatures: daily averages
High °F Low °F Place High °C Low °C
61 40 Alexandria 16 5
61 39 Leesville 16 4
62 41 Natchitoches 17 5
59 38 Winnfield 15 3

North Louisiana

Average December temperatures
High °F Low °F Place High °C Low °C
56 38 Lake Providence 14 4
60 37 Monroe 15 3
58 38 Ruston 15 3
60 39 Shreveport 16 4
Reference

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

Louisiana Temperatures
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