Bexar County (San Antonio)
January
Weather in Bexar County for January 2026
Your guide to Bexar County weather in January - trends and predictions
In general, the average temperature in Bexar County at the beginning of January is 19.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.1 °F by the end of January.
Bexar County experiences moderate rainfall in January, with an average of 10 rainy days and a total precipitation of 63.3 mm.
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Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
18°/8°
Temperatures
20 km/h
Avg max wind
60 %
Avg humidity
Bexar County Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  20° | 2  18° | 3  20° | ||||
| 4 19° | 5 22° | 6 19° | 7 17° | 8  16° | 9 14° | 10 18° |
| 11 23° | 12 19° | 13 17° | 14 14° | 15 13° | 16 16° | 17 19° |
| 18 22° | 19 14° | 20 9° | 21  10° | 22 16° | 23 16° | 24 17° |
| 25 16° | 26  16° | 27 13° | 28 14° | 29 21° | 30 17° | 31 16° |
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Temperatures trend during January in Bexar County
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 | Partly cloudy | 20° /9° | 0 mm | 0 cm | |
| Jan. 2 | Patchy rain possible | 18° /11° | 3.8 mm | 0 cm | |
| Jan. 3 | Sunny | 20° /11° | 0.5 mm | 0 cm | |
| Jan. 4 | Partly cloudy | 19° /10° | 2.5 mm | 0 cm | |
| Jan. 5 | Sunny | 22° /10° | 0.6 mm | 0 cm | |
| Jan. 6 | Sunny | 19° /7° | 0 mm | 0 cm | |
| Jan. 7 | Patchy rain possible | 17° /7° | 0.4 mm | 0 cm | |
| Jan. 8 | Overcast | 16° /8° | 0.9 mm | 0 cm | |
| Jan. 9 | Patchy rain possible | 14° /7° | 14.3 mm | 0 cm | |
| Jan. 10 | Partly cloudy | 18° /7° | 13.7 mm | 0 cm | |
| Jan. 11 | Overcast | 23° /7° | 0 mm | 0 cm | |
| Jan. 12 | Sunny | 19° /6° | 0 mm | 0 cm | |
| Jan. 13 | Sunny | 17° /4° | 0 mm | 0 cm | |
| Jan. 14 | Sunny | 14° /3° | 0 mm | 0 cm | |
| Jan. 15 | Partly cloudy | 13° /6° | 0.3 mm | 0 cm | |
| Jan. 16 | Patchy rain possible | 16° /4° | 0 mm | 0 cm | |
| Jan. 17 | Sunny | 19° /5° | 0 mm | 0 cm | |
| Jan. 18 | Sunny | 22° /8° | 0.9 mm | 0 cm | |
| Jan. 19 | Overcast | 14° /4° | 0 mm | 0 cm | |
| Jan. 20 | Patchy rain possible | 9° /2° | 0.2 mm | 0 cm | |
| Jan. 21 | Moderate rain at times | 10° /4° | 4 mm | 1.3 cm | |
| Jan. 22 | Sunny | 16° /4° | 13.1 mm | 0 cm | |
| Jan. 23 | Overcast | 16° /7° | 4.3 mm | 0 cm | |
| Jan. 24 | Moderate or heavy rain shower | 17° /7° | 11.5 mm | 0 cm | |
| Jan. 25 | Sunny | 16° /5° | 0 mm | 0 cm | |
| Jan. 26 | Mist | 16° /7° | 0 mm | 0 cm | |
| Jan. 27 | Overcast | 13° /7° | 0.1 mm | 0 cm | |
| Jan. 28 | Patchy rain possible | 14° /8° | 2.7 mm | 0 cm | |
| Jan. 29 | Patchy rain possible | 21° /10° | 3.5 mm | 0 cm | |
| Jan. 30 | Patchy rain possible | 17° /9° | 2.1 mm | 0 cm | |
| Jan. 31 | Partly cloudy | 16° /6° | 1.4 mm | 0 cm | |
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Important Notice
Our weather forecast for Bexar County in January 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 Bexar County forecast closer to your planned date for the most up-to-date weather information.
Bexar County in January - FAQ
What are the expected maximum and minimum temperatures in Bexar County during January?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bexar County during January?
Moderate rainfall is anticipated in Bexar County during January, with a total of 63.3 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
Will it snow in Bexar County in January 2026?
Bexar County typically sees 0.005 cm of snowfall during January.
What are the typical wind conditions in Bexar County during January?
The average wind speed in Bexar County during January is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
Bexar County snow forecast January 2026
Track daily snowfall levels and discover Bexar County’s snowy potential this January ❄️
January rainfall patterns in Bexar County
Explore the daily rainfall trends and prepare for Bexar Countys January weather 💧
UV exposure in Bexar County during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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Where is Bexar County?Get accurate weather forecasts for Bexar County, located at latitude 29.424 and longitude -98.494. Stay updated with localized weather information tailored for Bexar County.
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