Verdict: Excellent month
New Orleans Weather in December
December hits the sweet spot in New Orleans — highs around 18°C (64°F), ideal for a full day on foot. Expect showers on roughly 9 days of the month — rarely trip-ruining, worth planning around. Overall, December is one of the best months of the year to be in New Orleans.
Average high
18°C / 64°F
Average low
12°C / 54°F
Rain days
~9
Precipitation
128 mm
What to pack for New Orleans in December
- Layers — t-shirts under a light jacket or sweater
- A packable rain shell or compact umbrella earns its space
- Comfortable walking shoes — every guide on this site assumes you'll use them
December against the rest of the year
Warmest in New Orleans: Aug (32°C / 90°F) · Coolest: Jan (17°C / 63°F) · Wettest: Jul (~24 rain days)
17°
9°
Jan
19°
11°
Feb
23°
15°
Mar
25°
17°
Apr
29°
21°
May
31°
24°
Jun
31°
25°
Jul
32°
26°
Aug
29°
23°
Sep
26°
19°
Oct
21°
15°
Nov
18°
12°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)