Houston (TX)
December
Weather in Houston, Texas for December 2025
Your guide to Houston weather in December - trends and predictions
Until now, December 2025 in Houston has been significantly cooler than historical averages by -5.6 °F, with average temperature of 15.1 °F.
The forecast for the upcoming days in Houston predicts a temperature of 22.6 °F, which is slightly above the historical average.
In general, the average temperature in Houston at the beginning of December is 20 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 22.1 °F by the end of December.
Houston in December brings notable rainfall, with an average of 18 rainy days and a total precipitation of 91.1 mm.
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Temperatures
Rain 🌧️
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13
Dry days
18
Rainy days
0
Snow days
20°/13°
Temperatures
18 km/h
Avg max wind
68 %
Avg humidity
Houston Weather December
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Temperatures trend during December in Houston
See the weather trend as well as the moving average line
December weather in Houston day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 19° /12° | 1.9 mm | 4 | |
| Dec. 2 | Overcast | 20° /11° | 0.1 mm | 5 | |
| Dec. 3 |  Patchy rain possible | 20° /12° | 0.2 mm | 5 | |
| Dec. 4 | Overcast | 20° /13° | 13.8 mm | 5 | |
| Dec. 5 | Overcast | 21° /13° | 1.2 mm | 5 | |
| Dec. 6 |  Partly cloudy | 20° /12° | 2.1 mm | 5 | |
| Dec. 7 | Overcast | 20° /12° | 0.1 mm | 5 | |
| Dec. 8 | Patchy rain possible | 21° /13° | 0.4 mm | 5 | |
| Dec. 9 | Patchy rain possible | 25° /15° | 0.5 mm | 6 | |
| Dec. 10 | Overcast | 22° /13° | 2.1 mm | 5 | |
| Dec. 11 |  Moderate or heavy rain shower | 20° /11° | 4.5 mm | 5 | |
| Dec. 12 |  Sunny | 20° /11° | 0.6 mm | 5 | |
| Dec. 13 | Patchy rain possible | 25° /18° | 1.2 mm | 0.5 | |
| Dec. 14 |  Moderate rain | 19° /8° | 11.5 mm | 0.5 | |
| Dec. 15 | Sunny | 11° /2° | 0 mm | 0.7 | |
| Dec. 16 | Partly cloudy | 18° /11° | 0 mm | 0.4 | |
| Dec. 17 | Partly cloudy | 23° /16° | 0 mm | 0 | |
| Dec. 18 | Partly cloudy | 26° /18° | 0 mm | 6 | |
| Dec. 19 |  Fog | 27° /18° | 0 mm | 5 | |
| Dec. 20 |  Cloudy | 22° /20° | 0 mm | 5 | |
| Dec. 21 | Partly cloudy | 28° /19° | 0 mm | 6 | |
| Dec. 22 | Cloudy | 29° /21° | 0 mm | 5 | |
| Dec. 23 | Patchy rain possible | 23° /19° | 0 mm | 5 | |
| Dec. 24 | Partly cloudy | 19° /14° | 0 mm | 5 | |
| Dec. 25 | Partly cloudy | 22° /14° | 0 mm | 5 | |
| Dec. 26 | Patchy rain possible | 25° /19° | 0.2 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.
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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 13°. 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 91.1 mm spread over approximately 18 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 18 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 💧
Typically, Houston has 18 rainy days in December with a total of 91.1 mm of rainfall.
UV exposure in Houston during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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