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 17.4 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 17.7 °C by the end of December.
Louisiana in December brings notable rainfall, with an average of 18 rainy days and a total precipitation of 141 mm.
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Temperatures
Rain 🌧️
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13
Dry days
18
Rainy days
0
Snow days
17°/11°
Temperatures
19 km/h
Avg max wind
75 %
Avg humidity
Louisiana Weather December
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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
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Light rain shower | 21° /13° | 2.9 mm | 5 | |
| Dec. 2 |  Moderate or heavy rain shower | 20° /12° | 6.4 mm | 5 | |
| Dec. 3 |  Mist | 16° /9° | 0.3 mm | 4 | |
| Dec. 4 | Fog | 17° /10° | 6.5 mm | 4 | |
| Dec. 5 |  Overcast | 17° /11° | 5.5 mm | 4 | |
| Dec. 6 | Overcast | 13° /7° | 0 mm | 3 | |
| Dec. 7 | Overcast | 18° /8° | 1.6 mm | 4 | |
| Dec. 8 | Overcast | 20° /11° | 0 mm | 5 | |
| Dec. 9 | Patchy rain possible | 19° /13° | 21.2 mm | 4 | |
| Dec. 10 | Moderate or heavy rain shower | 19° /9° | 7.7 mm | 5 | |
| Dec. 11 |  Sunny | 15° /7° | 0 mm | 4 | |
| Dec. 12 | Overcast | 16° /8° | 0 mm | 4 | |
| Dec. 13 | Overcast | 18° /12° | 1.6 mm | 4 | |
| Dec. 14 | Overcast | 18° /10° | 0 mm | 4 | |
| Dec. 15 | Overcast | 16° /10° | 0 mm | 4 | |
| Dec. 16 |  Moderate rain | 18° /11° | 2.2 mm | 4 | |
| Dec. 17 | Overcast | 17° /13° | 3.5 mm | 4 | |
| Dec. 18 | Sunny | 20° /14° | 48.9 mm | 5 | |
| Dec. 19 | Overcast | 16° /10° | 0 mm | 4 | |
| Dec. 20 | Overcast | 18° /8° | 0 mm | 4 | |
| Dec. 21 | Patchy rain possible | 17° /10° | 1 mm | 3 | |
| Dec. 22 | Overcast | 19° /10° | 2.5 mm | 3 | |
| Dec. 23 | Sunny | 16° /9° | 0 mm | 3 | |
| Dec. 24 | Mist | 14° /9° | 4.9 mm | 2 | |
| Dec. 25 | Sunny | 16° /11° | 7.6 mm | 3 | |
| Dec. 26 | Overcast | 17° /10° | 0 mm | 3 | |
| Dec. 27 | Overcast | 19° /14° | 0 mm | 4 | |
| Dec. 28 |  Cloudy | 19° /13° | 2.4 mm | 4 | |
| Dec. 29 |  Partly cloudy | 18° /11° | 6 mm | 4 | |
| Dec. 30 | Sunny | 15° /9° | 8 mm | 4 | |
| Dec. 31 | Sunny | 20° /10° | 0.1 mm | 4 | |
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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.
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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 18 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 18 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 ☀️
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