San Antonio
April
Weather in San Antonio for April 2025
Your guide to San Antonio weather in April - trends and predictions
In general, the average temperature in San Antonio at the beginning of April is 27.3 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 28 °F by the end of April.
The climate of San Antonio in April is notably wet, with an average of 11 rainy days.
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19
Dry days
11
Rainy days
0
Snow days
29°/14°
Temperatures
23 km/h
Avg max wind
69 %
Avg humidity
San Antonio in April average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2  29° | 3 30° | 4  32° | 5  27° | 6 21° | |
| 7 21° | 8 23° | 9 27° | 10 24° | 11 25° | 12  26° | 13 27° |
| 14 29° | 15 30° | 16  27° | 17 29° | 18 30° | 19 26° | 20 27° |
| 21 25° | 22 25° | 23 22° | 24 23° | 25 29° | 26 29° | 27 28° |
| 28 30° | 29 27° | 30 30° |
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Temperatures trend during April in San Antonio
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April weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 | Cloudy | 31° /17° | 1.4 mm | 7 | |
| Apr. 2 | Patchy rain possible | 29° /16° | 0.2 mm | 7 | |
| Apr. 3 | Patchy rain possible | 30° /14° | 0.1 mm | 7 | |
| Apr. 4 | Overcast | 32° /16° | 0 mm | 8 | |
| Apr. 5 | Moderate or heavy rain shower | 27° /14° | 3 mm | 7 | |
| Apr. 6 | Moderate or heavy rain shower | 21° /13° | 24.3 mm | 5 | |
| Apr. 7 | Moderate or heavy rain shower | 21° /14° | 7.6 mm | 6 | |
| Apr. 8 | Overcast | 23° /15° | 2.3 mm | 5 | |
| Apr. 9 | Patchy rain possible | 27° /17° | 5.1 mm | 6 | |
| Apr. 10 | Moderate or heavy rain shower | 24° /15° | 2.5 mm | 6 | |
| Apr. 11 | Overcast | 25° /12° | 0 mm | 6 | |
| Apr. 12 | Partly cloudy | 26° /12° | 0 mm | 7 | |
| Apr. 13 | Partly cloudy | 27° /14° | 0 mm | 7 | |
| Apr. 14 | Patchy rain possible | 29° /15° | 0.6 mm | 6 | |
| Apr. 15 | Moderate rain at times | 30° /18° | 2.3 mm | 7 | |
| Apr. 16 | Sunny | 27° /16° | 0.1 mm | 7 | |
| Apr. 17 | Patchy rain possible | 29° /16° | 0.1 mm | 7 | |
| Apr. 18 | Moderate or heavy rain shower | 30° /19° | 5 mm | 7 | |
| Apr. 19 | Patchy rain possible | 26° /19° | 1.6 mm | 6 | |
| Apr. 20 | Moderate or heavy rain shower | 27° /18° | 10.5 mm | 6 | |
| Apr. 21 | Moderate or heavy rain shower | 25° /16° | 1.9 mm | 6 | |
| Apr. 22 | Overcast | 25° /13° | 0.1 mm | 6 | |
| Apr. 23 | Moderate or heavy rain shower | 22° /14° | 12.5 mm | 5 | |
| Apr. 24 | Moderate or heavy rain shower | 23° /15° | 3.6 mm | 6 | |
| Apr. 25 | Moderate rain at times | 29° /18° | 2.8 mm | 7 | |
| Apr. 26 | Moderate or heavy rain shower | 29° /19° | 4.9 mm | 6 | |
| Apr. 27 | Cloudy | 28° /15° | 13.6 mm | 6 | |
| Apr. 28 | Patchy rain possible | 30° /18° | 11.2 mm | 7 | |
| Apr. 29 | Moderate or heavy rain shower | 27° /17° | 22.8 mm | 6 | |
| Apr. 30 | Sunny | 30° /16° | 0.2 mm | 8 | |
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Important Notice
Our weather forecast for San Antonio in April 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 April - FAQ
What are the expected maximum and minimum temperatures in San Antonio during April?
Enjoy moderate daytime temperatures of up to 29° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San Antonio during April?
Significant rainfall exceeding 266.6 mm is expected in San Antonio during April, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San Antonio during April?
The average wind speed in San Antonio during April is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in San Antonio
Explore the daily rainfall trends and prepare for San Antonios April weather 💧
UV exposure in San Antonio during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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