Louisiana weather in December: Statewide normals and every place, NOAA 1991-2020
In December, Louisiana's statewide normal high is 62°F and normal low 42°F; normal highs run from 56°F in Bastrop to 66°F in Houma (NOAA 1991-2020 normals).
- Statewide normal high
- 62°FDecember, 1991-2020
- Statewide normal low
- 42°FDecember, 1991-2020
- Statewide normal precipitation
- 5.23 inDecember
- Warmest place
- 66°Fnormal high, Houma
- Coolest place
- 56°Fnormal high, Bastrop
Where is Louisiana warmest and wettest in December?
Houma has the warmest December afternoons (66°F) and Bastrop the coolest (56°F). Many gets the most precipitation (6.43 in) and Buras the least (3.87 in).
Statewide, December averaged 62.4°F in 2021, 54.1°F in 2022, 53.2°F in 2023, 55.4°F in 2024, 53.7°F in 2025, against a 1991-2020 normal of 51.8°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| New Orleans | 65°F | 48°F | 4.82 | 0.0 |
| Baton Rouge | 64°F | 43°F | 5.32 | 0.2 |
| Shreveport | 60°F | 39°F | 4.94 | 0.1 |
| Lafayette | 64°F | 45°F | 4.96 | – |
| Lake Charles | 65°F | 45°F | 4.56 | – |
| Monroe | 59°F | 39°F | 5.22 | – |
| Alexandria | 61°F | 41°F | 5.28 | – |
| Marrero | 64°F | 46°F | 5.09 | – |
| Houma | 66°F | 46°F | 4.17 | 0.0 |
| Slidell | 64°F | 43°F | 4.49 | – |
| New Iberia | 65°F | 45°F | 4.49 | – |
| Terrytown | 65°F | 48°F | 5.40 | 0.0 |
| Hammond | 64°F | 41°F | 5.88 | – |
| Chalmette | 65°F | 46°F | 4.87 | – |
| Ruston | 58°F | 38°F | 5.45 | 0.0 |
| Natchitoches | 62°F | 41°F | 5.61 | 0.0 |
| Thibodaux | 66°F | 47°F | 5.25 | 0.0 |
| Covington | 64°F | 43°F | 4.93 | 0.0 |
| Moss Bluff | 64°F | 42°F | 5.58 | – |
| Crowley | 63°F | 44°F | 4.77 | – |
| Minden | 60°F | 36°F | 5.73 | 0.0 |
| Morgan City | 66°F | 48°F | 3.96 | 0.0 |
| Bogalusa | 64°F | 41°F | 4.93 | 0.0 |
| Jennings | 63°F | 44°F | 4.74 | 0.1 |
| Eunice | 63°F | 42°F | 4.79 | 0.0 |
| Bastrop | 56°F | 36°F | 5.19 | 0.0 |
| Reserve | 65°F | 46°F | 4.98 | 0.0 |
| Donaldsonville | 64°F | 44°F | 4.86 | 0.1 |
| Galliano | 65°F | 47°F | 4.68 | 0.0 |
| Franklin | 65°F | 46°F | 4.94 | 0.0 |
| Tallulah | 60°F | 40°F | 5.38 | – |
| Leesville | 61°F | 39°F | 5.63 | – |
| St. Martinville | 63°F | 44°F | 4.71 | 0.0 |
| Winnsboro | 60°F | 38°F | – | – |
| Jeanerette | 63°F | 44°F | 4.74 | 0.0 |
| Mansfield | 60°F | 38°F | 5.27 | 0.0 |
| New Roads | 63°F | 44°F | 5.34 | 0.0 |
| Jena | 59°F | 38°F | 5.82 | 0.2 |
| Winnfield | 59°F | 38°F | 5.60 | 0.1 |
| Farmerville | 58°F | 38°F | 4.99 | 0.0 |
| Lake Providence | 56°F | 38°F | 5.74 | 0.1 |
| Rayville | 60°F | 40°F | 5.78 | 0.0 |
| Bunkie | 62°F | 41°F | 5.53 | 0.0 |
| Brusly | 64°F | 41°F | 5.43 | – |
| Lake Arthur | 63°F | 45°F | 4.78 | 0.1 |
| Homer | 58°F | 34°F | 5.92 | 0.0 |
| Many | 59°F | 37°F | 6.43 | 0.0 |
| Benton | 57°F | 36°F | 5.25 | – |
| Jonesville | 59°F | 39°F | 5.88 | 0.0 |
| St. Francisville | 61°F | 40°F | – | – |
| Rosepine | 62°F | 40°F | 5.99 | 0.0 |
| Clinton | 62°F | 40°F | 5.05 | 0.0 |
| Oberlin | 61°F | 42°F | 5.51 | 0.1 |
| Boyce | 58°F | 41°F | 6.03 | 0.0 |
| Hackberry | 63°F | 46°F | 4.44 | 0.0 |
| St. Joseph | 61°F | 38°F | 5.55 | 0.0 |
| Grand Coteau | 65°F | 43°F | 4.88 | – |
| Buras | 65°F | 50°F | 3.87 | 0.0 |
| Mooringsport | 58°F | 38°F | 5.05 | 0.0 |
| Boothville | 64°F | 51°F | 4.09 | – |
| Elizabeth | 63°F | 40°F | 5.30 | – |
| Calhoun | 59°F | 35°F | 5.50 | 0.0 |
| Columbia | 59°F | 38°F | 5.82 | 0.0 |
| Ashland | 59°F | 36°F | 6.18 | 0.1 |
| Bienville | 59°F | 37°F | 6.14 | 0.2 |
| Amite | 63°F | 40°F | 5.45 | 0.0 |
| Carville (2 mi SW) | 64°F | 45°F | 5.01 | – |
| De Ridder | 62°F | 40°F | 6.35 | – |
| Fort Polk Fullerton Landing Strip | 62°F | 41°F | 5.28 | – |
| Hodges Gardens | 60°F | 41°F | 5.59 | 0.0 |
| Leland Bowman Lock | 62°F | 43°F | 4.37 | 0.1 |
| Lsu Ben-Hur Farm | 63°F | 42°F | 5.19 | – |
| Lsu Citrus Research Station | 67°F | 48°F | 4.45 | 0.0 |
| Lsu Dean Lee Research Station | 62°F | 40°F | 5.37 | 0.0 |
| Monroe (26 mi N) | 58°F | 36°F | 5.84 | – |
| Peason Ridge Range | 61°F | 40°F | 5.49 | – |
| Red River Research Station | 59°F | 38°F | 5.00 | 0.0 |
| Rockefeller Wildlife Refuge | 64°F | 47°F | 3.97 | 0.0 |
| Salt Point | 64°F | 47°F | – | – |
| St Bernard | 64°F | 45°F | – | – |
| Toledo Bend Lake | 62°F | 41°F | 5.78 | – |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.