Houston
December
Weather in Houston for December 2025
Your guide to Houston weather in December - trends and predictions
In general, the average temperature in Houston at the beginning of December is 21.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 20.9 °F by the end of December.
The climate of Houston in December is notably wet, with an average of 15 rainy days, and a total of 75.4 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
20°/12°
Temperatures
17 km/h
Avg max wind
66 %
Avg humidity
Houston in December average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  21° | 2  22° | 3  22° | 4 22° | 5 23° | 6  21° | |
| 7 20° | 8 23° | 9 27° | 10 22° | 11  21° | 12 19° | 13 21° |
| 14 21° | 15 20° | 16 20° | 17 19° | 18 19° | 19 15° | 20 17° |
| 21 17° | 22 17° | 23 19° | 24 18° | 25 18° | 26 20° | 27 20° |
| 28  23° | 29 21° | 30 22° | 31 22° |
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Temperatures trend during December in Houston
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 | Overcast | 21° /13° | 0 mm | 5 | |
| Dec. 2 | Sunny | 22° /13° | 0.1 mm | 5 | |
| Dec. 3 | Patchy rain possible | 22° /14° | 0.2 mm | 5 | |
| Dec. 4 | Overcast | 22° /14° | 0.7 mm | 5 | |
| Dec. 5 | Overcast | 23° /15° | 0.2 mm | 6 | |
| Dec. 6 | Partly cloudy | 21° /13° | 2.6 mm | 5 | |
| Dec. 7 | Overcast | 20° /12° | 0.2 mm | 5 | |
| Dec. 8 | Patchy rain possible | 23° /15° | 0.5 mm | 5 | |
| Dec. 9 | Patchy rain possible | 27° /17° | 0.6 mm | 6 | |
| Dec. 10 | Overcast | 22° /14° | 2.6 mm | 5 | |
| Dec. 11 | Moderate or heavy rain shower | 21° /12° | 5.5 mm | 5 | |
| Dec. 12 | Sunny | 19° /11° | 0 mm | 5 | |
| Dec. 13 | Overcast | 21° /13° | 7.8 mm | 5 | |
| Dec. 14 | Moderate or heavy rain shower | 21° /13° | 6.2 mm | 5 | |
| Dec. 15 | Moderate rain at times | 20° /14° | 1.1 mm | 5 | |
| Dec. 16 | Patchy rain possible | 20° /13° | 1.3 mm | 5 | |
| Dec. 17 | Sunny | 19° /11° | 0 mm | 5 | |
| Dec. 18 | Patchy rain possible | 19° /10° | 4.8 mm | 5 | |
| Dec. 19 | Overcast | 15° /10° | 13.3 mm | 4 | |
| Dec. 20 | Overcast | 17° /10° | 0.2 mm | 4 | |
| Dec. 21 | Overcast | 17° /8° | 0 mm | 4 | |
| Dec. 22 | Partly cloudy | 17° /7° | 3.4 mm | 4 | |
| Dec. 23 | Moderate rain at times | 19° /10° | 1.7 mm | 4 | |
| Dec. 24 | Sunny | 18° /10° | 2.5 mm | 5 | |
| Dec. 25 | Sunny | 18° /10° | 13.7 mm | 5 | |
| Dec. 26 | Sunny | 20° /11° | 6.9 mm | 5 | |
| Dec. 27 | Sunny | 20° /13° | 3.2 mm | 5 | |
| Dec. 28 | Cloudy | 23° /13° | 0 mm | 5 | |
| Dec. 29 | Cloudy | 21° /14° | 3.7 mm | 5 | |
| Dec. 30 | Cloudy | 22° /14° | 1.6 mm | 5 | |
| Dec. 31 | Moderate or heavy rain shower | 22° /13° | 6.5 mm | 5 | |
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Important Notice
Our weather forecast for Houston 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 Houston forecast closer to your planned date for the most up-to-date weather information.
Houston in December - FAQ
What are the expected maximum and minimum temperatures in Houston during December?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Houston during December?
Moderate rainfall is anticipated in Houston during December, with a total of 75.4 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Houston during December?
The average wind speed in Houston during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Houston
Explore the daily rainfall trends and prepare for Houstons December weather 💧
UV exposure in Houston during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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