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United States weather

Weather in Baton Rouge, Louisiana for December 2025

Your guide to Baton Rouge weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Baton Rouge is cooler than usual, with temperatures averaging 13.5 °F, this is -3.2 °F below the typical seasonal average.

  • The forecast for the coming days of December 2025 predicts a temperature of 21.8 °F , which is warmer than usual.

  • In general, the average temperature in Baton Rouge at the beginning of December is 16.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.1 °F by the end of December.

    • Rain 🌧️

  • Baton Rouge experiences moderate rainfall in December, with an average of 10 rainy days and a total precipitation of 117.2 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
21
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/9°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Baton Rouge Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy rain shower
20°
2
Torrential rain shower
17°
3
Fog
17°
4
Fog
15°
5
Partly cloudy
18°
6
Sunny
13°
7
Overcast
16°
8
Moderate rain at times
17°
9
Light rain shower
19°
10
Fog
18°
11
Sunny
14°
12
Overcast
15°
13
Patchy rain possible
21°
14
Moderate rain
17°
15
Sunny
11°
16
Overcast
14°
17
Sunny
20°
18
Patchy rain possible
24°
19
Patchy rain possible
25°
20
Patchy rain possible
24°
21
Mist
27°
22
Partly cloudy
26°
23
Patchy rain possible
25°
24
Patchy rain possible
25°
25
Patchy rain possible
25°
26
Partly cloudy
16°
27
Overcast
19°
28
Sunny
17°
29
Sunny
15°
30
Sunny
15°
31
Sunny
20°

Temperatures trend during December in Baton Rouge

See the weather trend as well as the moving average line

December weather in Baton Rouge day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
Dec. 1 Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /10° 3.8 mm 5
Dec. 2 Torrential rain shower
Torrential rain shower
 17° /9° 22.8 mm 4
Dec. 3 Fog
Fog
 17° /6° 0 mm 4
Dec. 4 Fog
Fog
 15° /8° 79.1 mm 4
Dec. 5 Partly cloudy
Partly cloudy
 18° /7° 11.8 mm 4
Dec. 6 Sunny
Sunny
 13° /4° 0 mm 4
Dec. 7 Overcast
Overcast
 16° /5° 0 mm 4
Dec. 8 Moderate rain at times
Moderate rain at times
 17° /9° 5 mm 4
Dec. 9 Light rain shower
Light rain shower
 19° /12° 7.8 mm 5
Dec. 10 Fog
Fog
 18° /6° 2.5 mm 4
Dec. 11 Sunny
Sunny
 14° /4° 0 mm 4
Dec. 12 Overcast
Overcast
 15° /4° 0 mm 4
Dec. 13 Patchy rain possible
Patchy rain possible
 21° /18° 2.1 mm 0.3
Dec. 14 Moderate rain
Moderate rain
 17° /4° 10.4 mm 0.5
Dec. 15 Sunny
Sunny
 11° /-1° 0 mm 0.7
Dec. 16 Overcast
Overcast
 14° /4° 0 mm 0
Dec. 17 Sunny
Sunny
 20° /9° 0 mm 4
Dec. 18 Patchy rain possible
Patchy rain possible
 24° /13° 0.1 mm 4
Dec. 19 Patchy rain possible
Patchy rain possible
 25° /17° 0.1 mm 5
Dec. 20 Patchy rain possible
Patchy rain possible
 24° /18° 0.6 mm 4
Dec. 21 Mist
Mist
 27° /18° 0 mm 5
Dec. 22 Partly cloudy
Partly cloudy
 26° /18° 0 mm 6
Dec. 23 Patchy rain possible
Patchy rain possible
 25° /19° 0.4 mm 5
Dec. 24 Patchy rain possible
Patchy rain possible
 25° /20° 0.3 mm 5
Dec. 25 Patchy rain possible
Patchy rain possible
 25° /18° 0 mm 5
Dec. 26 Partly cloudy
Partly cloudy
 16° /10° 11.4 mm 4
Dec. 27 Overcast
Overcast
 19° /12° 0 mm 5
Dec. 28 Sunny
Sunny
 17° /11° 3.8 mm 5
Dec. 29 Sunny
Sunny
 15° /7° 14.9 mm 5
Dec. 30 Sunny
Sunny
 15° /6° 0 mm 4
Dec. 31 Sunny
Sunny
 20° /8° 0 mm 5
Next
Important Notice
Our weather forecast for Baton Rouge 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 Baton Rouge forecast closer to your planned date for the most up-to-date weather information.
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Baton Rouge in December - FAQ

What are the expected maximum and minimum temperatures in Baton Rouge during December?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Baton Rouge during December?
Significant rainfall exceeding 117.2 mm is expected in Baton Rouge during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Baton Rouge during December?
The average wind speed in Baton Rouge during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Baton Rouge

Explore the daily rainfall trends and prepare for Baton Rouges December weather 💧
Typically, Baton Rouge has 10 rainy days in December with a total of 117.2 mm of rainfall.

UV exposure in Baton Rouge during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

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Location coordinates Where is Baton Rouge?

Get accurate weather forecasts for Baton Rouge, located at latitude 30.443 and longitude -91.187. Stay updated with localized weather information tailored for Baton Rouge.

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