Dallas
December
Weather in Dallas for December 2025
Your guide to Dallas weather in December - trends and predictions
In general, the average temperature in Dallas at the beginning of December is 18.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 17.4 °F by the end of December.
The climate of Dallas in December is notably wet, with an average of 15 rainy days, and a total of 94.1 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
16°/8°
Temperatures
20 km/h
Avg max wind
58 %
Avg humidity
Dallas in December average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  17° | 2  21° | 3 20° | 4  16° | 5 20° | 6 19° | |
| 7 17° | 8 20° | 9 19° | 10  18° | 11 18° | 12 16° | 13  15° |
| 14 17° | 15 16° | 16  15° | 17 18° | 18 16° | 19 11° | 20 14° |
| 21 15° | 22 15° | 23 14° | 24 15° | 25 15° | 26 18° | 27 17° |
| 28 18° | 29 18° | 30 19° | 31 17° |
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Temperatures trend during December in Dallas
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 | Sunny | 17° /7° | 0.2 mm | 5 | |
| Dec. 2 | Partly cloudy | 21° /8° | 0.1 mm | 5 | |
| Dec. 3 | Sunny | 20° /8° | 0 mm | 6 | |
| Dec. 4 | Overcast | 16° /10° | 7.3 mm | 4 | |
| Dec. 5 | Overcast | 20° /10° | 0.1 mm | 5 | |
| Dec. 6 | Overcast | 19° /8° | 0.2 mm | 5 | |
| Dec. 7 | Sunny | 17° /9° | 6.3 mm | 4 | |
| Dec. 8 | Partly cloudy | 20° /12° | 3.9 mm | 5 | |
| Dec. 9 | Partly cloudy | 19° /12° | 1.1 mm | 5 | |
| Dec. 10 | Patchy rain possible | 18° /10° | 5.2 mm | 5 | |
| Dec. 11 | Sunny | 18° /8° | 2.8 mm | 5 | |
| Dec. 12 | Sunny | 16° /7° | 0.8 mm | 4 | |
| Dec. 13 | Moderate or heavy rain shower | 15° /8° | 5.8 mm | 3 | |
| Dec. 14 | Sunny | 17° /8° | 1.2 mm | 5 | |
| Dec. 15 | Overcast | 16° /10° | 4.9 mm | 4 | |
| Dec. 16 | Cloudy | 15° /8° | 1.4 mm | 4 | |
| Dec. 17 | Sunny | 18° /9° | 0.5 mm | 5 | |
| Dec. 18 | Overcast | 16° /6° | 6.6 mm | 4 | |
| Dec. 19 | Patchy rain possible | 11° /4° | 0.5 mm | 3 | |
| Dec. 20 | Sunny | 14° /6° | 0.2 mm | 4 | |
| Dec. 21 | Sunny | 15° /6° | 2.4 mm | 4 | |
| Dec. 22 | Overcast | 15° /5° | 0.6 mm | 4 | |
| Dec. 23 | Overcast | 14° /7° | 0.5 mm | 4 | |
| Dec. 24 | Sunny | 15° /8° | 12.9 mm | 4 | |
| Dec. 25 | Sunny | 15° /7° | 0.2 mm | 4 | |
| Dec. 26 | Sunny | 18° /8° | 8.2 mm | 5 | |
| Dec. 27 | Partly cloudy | 17° /8° | 0 mm | 5 | |
| Dec. 28 | Patchy rain possible | 18° /9° | 0.3 mm | 4 | |
| Dec. 29 | Overcast | 18° /11° | 2.1 mm | 4 | |
| Dec. 30 | Overcast | 19° /8° | 9 mm | 5 | |
| Dec. 31 | Overcast | 17° /8° | 11.5 mm | 4 | |
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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.
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 8°. 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 94.1 mm spread over approximately 15 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 💧
UV exposure in Dallas during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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