San Antonio weather by month › August
San Antonio in August: weather and what to expect
Very hot. Daytime highs average 97°F (36°C). March is more comfortable.
August weather in San Antonio
Daytime high97°F 36°C
Night low75°F 24°C
Rain2.5 in 64 mm
AirHumid
SunStrong sun
In August, San Antonio averages highs of 97°F (36°C) and lows of 75°F (24°C), with 2.5 in (64 mm) of rain. The air feels humid and the sun is strong. 1991–2020 averages, not a forecast.
Pack: light clothes and sun protection.
Places with the same weather in August
Match out of 100 for August, one city per country.
- Guadalupe Mexico · 98°F highs92
- Santiago de los Caballeros Dominican Republic · 93°F highs86
- Maracaibo Venezuela · 94°F highs83
- Peshawar Pakistan · 100°F highs82
- Ibaraki Japan · 93°F highs82
- Nouakchott Mauritania · 90°F highs82
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