San Antonio
December
Weather in San Antonio for December 2024
Your guide to San Antonio weather in December - trends and predictions
In general, the average temperature in San Antonio at the beginning of December is 23.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.1 °F by the end of December.
With an average of 3 rainy days, San Antonio experiences minimal rainfall in December, ensuring that most days remain pleasantly dry.
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28
Dry days
3
Rainy days
0
Snow days
21°/7°
Temperatures
19 km/h
Avg max wind
58 %
Avg humidity
San Antonio in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | ||||||
| 2  24° | 3  26° | 4  22° | 5 23° | 6 22° | 7  19° | 8 26° |
| 9 24° | 10 16° | 11 16° | 12  19° | 13  16° | 14 16° | 15 19° |
| 16 19° | 17 21° | 18 20° | 19 19° | 20 21° | 21 21° | 22 17° |
| 23 12° | 24 14° | 25 13° | 26 16° | 27 17° | 28 20° | 29 18° |
| 30 20° | 31 23° |
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Temperatures trend during December in San Antonio
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 | Fog | 28° /12° | 0 mm | 6 | |
| Dec. 2 | Partly cloudy | 24° /11° | 0 mm | 6 | |
| Dec. 3 | Sunny | 26° /9° | 0 mm | 7 | |
| Dec. 4 | Cloudy | 22° /11° | 0 mm | 5 | |
| Dec. 5 | Sunny | 23° /8° | 0 mm | 6 | |
| Dec. 6 | Sunny | 22° /8° | 0 mm | 6 | |
| Dec. 7 | Overcast | 19° /9° | 0 mm | 4 | |
| Dec. 8 | Fog | 26° /16° | 0.1 mm | 6 | |
| Dec. 9 | Fog | 24° /12° | 0 mm | 5 | |
| Dec. 10 | Sunny | 16° /6° | 0 mm | 5 | |
| Dec. 11 | Partly cloudy | 16° /5° | 0 mm | 5 | |
| Dec. 12 | Patchy rain possible | 19° /8° | 0 mm | 4 | |
| Dec. 13 | Light drizzle | 16° /14° | 1.5 mm | 4 | |
| Dec. 14 | Patchy rain possible | 16° /10° | 0 mm | 4 | |
| Dec. 15 | Patchy rain possible | 19° /14° | 0.7 mm | 4 | |
| Dec. 16 | Sunny | 19° /9° | 0 mm | 5 | |
| Dec. 17 | Sunny | 21° /8° | 0 mm | 6 | |
| Dec. 18 | Sunny | 20° /10° | 0 mm | 6 | |
| Dec. 19 | Overcast | 19° /9° | 0 mm | 4 | |
| Dec. 20 | Patchy rain possible | 21° /11° | 0.1 mm | 5 | |
| Dec. 21 | Light rain shower | 21° /13° | 1.2 mm | 5 | |
| Dec. 22 | Partly cloudy | 17° /6° | 1.1 mm | 5 | |
| Dec. 23 | Partly cloudy | 12° /5° | 1.7 mm | 4 | |
| Dec. 24 | Sunny | 14° /5° | 3.8 mm | 4 | |
| Dec. 25 | Sunny | 13° /3° | 0 mm | 4 | |
| Dec. 26 | Sunny | 16° /3° | 0 mm | 5 | |
| Dec. 27 | Sunny | 17° /5° | 0 mm | 5 | |
| Dec. 28 | Overcast | 20° /6° | 0 mm | 5 | |
| Dec. 29 | Patchy rain possible | 18° /9° | 0.5 mm | 5 | |
| Dec. 30 | Patchy rain possible | 20° /9° | 0.2 mm | 5 | |
| Dec. 31 | Sunny | 23° /8° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for San Antonio 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 San Antonio forecast closer to your planned date for the most up-to-date weather information.
San Antonio in December - FAQ
What are the expected maximum and minimum temperatures in San Antonio during December?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San Antonio during December?
Expect minimal rainfall in San Antonio during December, with a total of 18.4 mm over approximately 3 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in San Antonio during December?
The average wind speed in San Antonio during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
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