Average Rainfall for Louisiana in December

The tables below give monthly averages for rainfall during December at cities, communities and other locations around Louisiana.

Each place has a total for the amount of precipitation it usually receives this month along with information on the number of days with wet weather. This includes the days when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The rainfall totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

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

Gulf Coast

Average monthly precipitation in December
Days Place Inches Milli­metres
10 Boothville 4.1 104
10 Crowley 4.8 121
10 Houma 4.2 106
10 Lafayette 5.0 126
10 Lake Charles 4.6 116
8 Morgan City 4.0 101
11 New Iberia 4.5 114
9 New Orleans 4.8 122
11 Rockefeller Wildlife Refuge 4.0 101

Florida Parishes

December averages for total rainfall
Days Place Inches Milli­metres
10 Baton Rouge 5.3 135
9 Bogalusa 4.9 125
9 Hammond 5.9 149
9 New Roads 5.3 136
10 Slidell 5.0 126

Central Louisiana

Average amount of rain in December
Days Place Inches Milli­metres
9 Alexandria 6.0 152
12 Leesville 5.6 143
10 Natchitoches 5.6 142
8 Opelousas 5.3 134
10 Winnfield 5.6 142

North Louisiana

Precipitation totals for December
Days Place Inches Milli­metres
10 Lake Providence 5.7 146
11 Monroe 5.3 135
10 Ruston 5.5 138
10 Shreveport 4.9 125
Reference

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

Louisiana Precipitation
Back to Top