Louisiana (New Orleans)
December
Weather in Louisiana for December 2026
Your guide to Louisiana weather in December - trends and predictions
In general, the average temperature in Louisiana at the beginning of December is 17 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 17.5 °C by the end of December.
Louisiana experiences moderate rainfall in December, with an average of 7 rainy days and a total precipitation of 141 mm.
Is December a good time to visit Louisiana? check out the best time to travel to Louisiana page.
✨ Is December a good time to visit Louisiana? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
24
Dry days
7
Rainy days
0
Snow days
17°/11°
Temperatures
19 km/h
Avg max wind
76 %
Avg humidity
Louisiana Weather December
Move between months or click on a day
What’s the Weather Like in Louisiana This December?
Discover the average temperatures and weather trends across Louisiana’s cities this December.
Temperatures trend during December in Louisiana
See the weather trend as well as the moving average line
December weather in Louisiana day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Light rain | 20° /13° | 2.9 mm | 3.9 | |
| Dec. 2 |  Moderate or heavy rain shower | 20° /13° | 6.4 mm | 3.8 | |
| Dec. 3 |  Mist | 15° /10° | 0.3 mm | 3.8 | |
| Dec. 4 | Light rain | 17° /10° | 6.5 mm | 3.8 | |
| Dec. 5 | Light rain | 17° /11° | 5.5 mm | 3.8 | |
| Dec. 6 |  Overcast | 13° /8° | 0 mm | 3 | |
| Dec. 7 |  Patchy rain possible | 17° /9° | 1.6 mm | 3.7 | |
| Dec. 8 | Overcast | 19° /11° | 0 mm | 3.7 | |
| Dec. 9 |  Moderate rain | 19° /14° | 21.2 mm | 3.7 | |
| Dec. 10 | Moderate or heavy rain shower | 19° /9° | 7.7 mm | 3.7 | |
| Dec. 11 |  Sunny | 14° /7° | 0 mm | 3.6 | |
| Dec. 12 | Overcast | 16° /9° | 0 mm | 3.6 | |
| Dec. 13 | Patchy rain possible | 18° /12° | 1.6 mm | 3.6 | |
| Dec. 14 | Overcast | 18° /11° | 0 mm | 3.6 | |
| Dec. 15 | Overcast | 16° /10° | 0 mm | 3.6 | |
| Dec. 16 | Patchy rain possible | 17° /12° | 2.2 mm | 3.6 | |
| Dec. 17 | Light rain | 16° /13° | 3.5 mm | 3.6 | |
| Dec. 18 |  Heavy rain | 20° /14° | 48.9 mm | 3.6 | |
| Dec. 19 | Overcast | 16° /10° | 0 mm | 3.6 | |
| Dec. 20 | Overcast | 18° /8° | 0 mm | 3.6 | |
| Dec. 21 | Patchy rain possible | 17° /10° | 1 mm | 3 | |
| Dec. 22 | Light rain | 18° /11° | 2.5 mm | 3 | |
| Dec. 23 | Sunny | 15° /10° | 0 mm | 3 | |
| Dec. 24 | Light rain | 14° /10° | 4.9 mm | 2 | |
| Dec. 25 | Light rain | 16° /11° | 7.6 mm | 3 | |
| Dec. 26 | Overcast | 17° /11° | 0 mm | 3 | |
| Dec. 27 | Overcast | 19° /14° | 0 mm | 3.6 | |
| Dec. 28 | Patchy rain possible | 19° /14° | 2.4 mm | 3.6 | |
| Dec. 29 | Light rain | 18° /12° | 6 mm | 3.6 | |
| Dec. 30 | Light rain | 15° /9° | 8 mm | 3.6 | |
| Dec. 31 | Sunny | 20° /10° | 0.1 mm | 3.7 | |
| Next | |||||
Important Notice
Our weather forecast for Louisiana in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Louisiana forecast closer to your planned date for the most up-to-date weather information.
Change Month
Louisiana in December - FAQ
What are the expected maximum and minimum temperatures in Louisiana during December?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Louisiana during December?
Significant rainfall exceeding 141 mm is expected in Louisiana during December, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Louisiana during December?
The average wind speed in Louisiana during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Louisiana
Explore the daily rainfall trends and prepare for Louisianas December weather 💧
Typically, Louisiana has 7 rainy days in December with a total of 141 mm of rainfall.
UV exposure in Louisiana during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Counties in Louisiana
Select a county for an accurate weather forecast
Top locations in Louisiana
Select a location for an accurate weather forecast
More Locations Quick links
More Louisiana weather pages
You are here
Found a mistake?
We appreciate your attention to details. Tell us here.