Weather in New Orleans: December
 |
Average day temperature: | 63.8°F |
| Average night temperature: | 56.3°F | |
 |
Sea water temperature: | 60.9°F |
 |
Number of sunny days: | 10 days |
| Day length: | 10.2 - 10.4 hours | |
 |
Number of rainy days: | 2 days |
| Precipitation totals: | 1.6 in. | |
| more information | ||
forecast
| New Orleans |
temperature
| New Orleans |
Air temperature in December, °F
The highest day temperature during December of 2025 was 79°F. At the same time the lowest night temperature was 32°F. Daily and nightly averages during December were 64.0°F and 53.8°F.
Sea water temperature in New Orleans in December, °F
The average sea water temperature in December of 2025 was 61.8°F. The highest and lowest sea temperatures during the month were 65.8°F and 56.1°F.
Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in New Orleans in December is 1.4 in. Other months of the year show relatively similar values.
The average wind speed value in December is 8.3 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 5.2.
Best time for vacation in New Orleans
New Orleans on a weather map
20 mph
17 mph
16 mph
16 mph
16 mph
15 mph
14 mph
14 mph
