Normal weather in San Antonio in August
The weather in San Antonio in August has an average temperature of around 29°C during the day. On average, August sees 127 mm of rain in San Antonio. The wind speed is 3 Beaufort and mainly comes from Southeast.
After July, August in San Antonio starts with a temperature of 30°C and ends around September at 30°C.
The hurricane season in San Antonio lasts from early June to late November.
August averages for San Antonio
![]() | 29°C |
![]() | 30°C |
![]() | 28°C |
![]() | 127 mm |
![]() | 27 days |
Temperature per day in August in San Antonio
This graph shows the average daily maximum temperatures in August in San Antonio, indicated in degrees Celsius.
Rainfall per day in August in San Antonio
This graph shows the average daily rainfall in August in San Antonio, indicated in millimeters.
UV index per day in August in San Antonio
This graph shows the average daily UV index in August in San Antonio.
Yearly temperature in August in San Antonio
This graph shows the average yearly temperature in August in San Antonio, measured in degrees Celsius, over the past years.
Yearly total rainfall in August in San Antonio
This graph shows the average yearly rainfall in millimeters in August in San Antonio, over the past years.
Average daily weather in August
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Experiences with the weather in August in San Antonio
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Average weather in San Antonio per month
Click on a month below to see in detail how the weather typically is in San Antonio and what to expect. Based on the historical weather data of San Antonio, you can view the average temperature, rainfall, wind, and UV index for each day of the month.