Austin (TX)
December
Weather in Austin, Texas for December 2026
Your guide to Austin weather in December - trends and predictions
In general, the average temperature in Austin at the beginning of December is 19.7 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 20.3 °F by the end of December.
With an average of 5 rainy days, Austin experiences minimal rainfall in December.
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Temperatures
Rain 🌧️
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26
Dry days
5
Rainy days
0
Snow days
19°/10°
Temperatures
18 km/h
Avg max wind
65 %
Avg humidity
Austin Weather December
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Temperatures trend during December in Austin
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December weather in Austin day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 18° /8° | 0 mm | 4 | |
| Dec. 2 |  Sunny | 20° /9° | 0.1 mm | 5 | |
| Dec. 3 | Overcast | 20° /9° | 0.1 mm | 5 | |
| Dec. 4 | Overcast | 19° /11° | 5.7 mm | 5 | |
| Dec. 5 | Overcast | 20° /11° | 3.8 mm | 5 | |
| Dec. 6 |  Moderate rain at times | 21° /9° | 0.3 mm | 5 | |
| Dec. 7 |  Patchy rain possible | 20° /10° | 3.8 mm | 5 | |
| Dec. 8 | Overcast | 20° /11° | 0.1 mm | 5 | |
| Dec. 9 | Overcast | 24° /12° | 0 mm | 5 | |
| Dec. 10 | Patchy rain possible | 22° /12° | 1.4 mm | 5 | |
| Dec. 11 | Sunny | 19° /8° | 2.1 mm | 5 | |
| Dec. 12 | Sunny | 19° /8° | 0.3 mm | 5 | |
| Dec. 13 | Moderate rain at times | 18° /11° | 5.2 mm | 4 | |
| Dec. 14 | Patchy rain possible | 19° /9° | 1 mm | 5 | |
| Dec. 15 |  Cloudy | 19° /10° | 1.7 mm | 5 | |
| Dec. 16 | Sunny | 17° /10° | 0.9 mm | 4 | |
| Dec. 17 | Sunny | 18° /10° | 0.2 mm | 4 | |
| Dec. 18 | Patchy rain possible | 18° /8° | 7.2 mm | 5 | |
| Dec. 19 | Moderate or heavy rain shower | 16° /7° | 5.5 mm | 4 | |
| Dec. 20 | Sunny | 19° /7° | 0.1 mm | 5 | |
| Dec. 21 | Overcast | 16° /7° | 0.2 mm | 3 | |
| Dec. 22 | Overcast | 17° /7° | 1.8 mm | 4 | |
| Dec. 23 | Cloudy | 18° /10° | 0.5 mm | 4 | |
| Dec. 24 | Sunny | 19° /10° | 3.4 mm | 4 | |
| Dec. 25 | Cloudy | 18° /9° | 5.5 mm | 4 | |
| Dec. 26 |  Mist | 20° /10° | 0 mm | 4 | |
| Dec. 27 | Sunny | 21° /10° | 0 mm | 4 | |
| Dec. 28 | Overcast | 22° /13° | 0.2 mm | 4 | |
| Dec. 29 | Patchy rain possible | 19° /11° | 0.7 mm | 5 | |
| Dec. 30 | Overcast | 21° /9° | 6.1 mm | 5 | |
| Dec. 31 | Sunny | 21° /9° | 8.1 mm | 5 | |
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Important Notice
Our weather forecast for Austin 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 Austin forecast closer to your planned date for the most up-to-date weather information.
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Austin in December - FAQ
What are the expected maximum and minimum temperatures in Austin during December?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Austin during December?
Moderate rainfall is anticipated in Austin during December, with a total of 66.2 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Austin during December?
The average wind speed in Austin during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Austin
Explore the daily rainfall trends and prepare for Austins December weather 💧
Typically, Austin has 5 rainy days in December with a total of 66.2 mm of rainfall.
UV exposure in Austin during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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