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San Antonio, Texas Weather:
Sunday, September 21, 2025
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 86°
Night 70°

Weather Forecast History

Last Year's Weather on This Day (September 21, 2024)

Cloudy WeatherCloudy weather, overcast skies with clouds.

Day

97°

Night

77°

Wind

8 mph

UV Index

8

Precipitation

1