Louisiana weather in December
One place stands in for Louisiana here — these are New Orleans's numbers, not a statewide average.
Based on 1 weather station, in New Orleans. One station — New Orleans speaks for the humid southeast corner; northern Louisiana runs a few degrees more extreme in both directions.
New Orleans & the Delta
Highs near 63°, nights around 50°, and 4.6 in of rain in a typical December.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| New Orleans | 63° / 50° | 6 | Bring a raincoat and stay out past dark anyway. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.