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Weather in Dallas, Texas for December 2025

Your guide to Dallas weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Dallas has been significantly cooler than historical averages by -5.4 °F, with average temperature of 12.1 °F.

  • The forecast for the upcoming days in Dallas predicts a temperature of 19.1 °F, which is slightly above the historical average.

  • In general, the average temperature in Dallas at the beginning of December is 17 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 19.1 °F by the end of December.

    • Rain 🌧️

  • Dallas in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 96.9 mm.

    • More

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

Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/9°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
61 %
Avg humidity

Dallas Weather December

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

Temperatures trend during December in Dallas

See the weather trend as well as the moving average line

December weather in Dallas day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
Dec. 1 Sunny
Sunny
 15° /6° 0.8 mm 4
Dec. 2 Sunny
Sunny
 19° /6° 0.1 mm 5
Dec. 3 Sunny
Sunny
 19° /7° 0 mm 5
Dec. 4 Overcast
Overcast
 15° /8° 5.8 mm 4
Dec. 5 Overcast
Overcast
 18° /9° 0.1 mm 4
Dec. 6 Overcast
Overcast
 16° /7° 0.2 mm 4
Dec. 7 Sunny
Sunny
 17° /8° 5.1 mm 4
Dec. 8 Partly cloudy
Partly cloudy
 18° /10° 3.2 mm 4
Dec. 9 Mist
Mist
 19° /10° 0.9 mm 5
Dec. 10 Sunny
Sunny
 18° /9° 4.2 mm 5
Dec. 11 Sunny
Sunny
 18° /8° 2.3 mm 5
Dec. 12 Sunny
Sunny
 16° /7° 0.7 mm 4
Dec. 13 Cloudy
Cloudy
 13° /6° 0 mm 0.3
Dec. 14 Overcast
Overcast
 9° /3° 0 mm 0.6
Dec. 15 Sunny
Sunny
 12° /-1° 0 mm 0.6
Dec. 16 Patchy rain possible
Patchy rain possible
 13° /9° 0.1 mm 0.3
Dec. 17 Overcast
Overcast
 21° /13° 0 mm 0
Dec. 18 Overcast
Overcast
 22° /16° 0 mm 4
Dec. 19 Partly cloudy
Partly cloudy
 26° /17° 0 mm 6
Dec. 20 Overcast
Overcast
 24° /19° 0 mm 5
Dec. 21 Sunny
Sunny
 25° /18° 0 mm 6
Dec. 22 Partly cloudy
Partly cloudy
 28° /18° 0 mm 6
Dec. 23 Partly cloudy
Partly cloudy
 16° /11° 0 mm 4
Dec. 24 Partly cloudy
Partly cloudy
 14° /8° 0 mm 4
Dec. 25 Overcast
Overcast
 21° /11° 0 mm 4
Dec. 26 Cloudy
Cloudy
 24° /17° 0 mm 4
Dec. 27 Partly cloudy
Partly cloudy
 17° /8° 0 mm 5
Dec. 28 Patchy rain possible
Patchy rain possible
 18° /9° 0.3 mm 4
Dec. 29 Overcast
Overcast
 18° /11° 2.1 mm 4
Dec. 30 Overcast
Overcast
 19° /8° 9 mm 5
Dec. 31 Overcast
Overcast
 17° /8° 11.5 mm 4
Next
Important Notice
Our weather forecast for Dallas 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 Dallas forecast closer to your planned date for the most up-to-date weather information.
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Dallas in December - FAQ

What are the expected maximum and minimum temperatures in Dallas during December?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Dallas during December?
Moderate rainfall is anticipated in Dallas during December, with a total of 96.9 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Dallas during December?
The average wind speed in Dallas during December is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Dallas

Explore the daily rainfall trends and prepare for Dallass December weather 💧
Typically, Dallas has 17 rainy days in December with a total of 96.9 mm of rainfall.

UV exposure in Dallas during December

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

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Get accurate weather forecasts for Dallas, located at latitude 32.783 and longitude -96.807. Stay updated with localized weather information tailored for Dallas.

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