San Antonio Weather Forecast

    • 78
    • 99

    Slight Chance Thunderstorms

    • 76
    • 100

    Hot

    • 76
    • 100

    Hot

    • 77
    • 99

    Hot

    • 77
    • 100

    Hot

    • 77
    • 101

    Hot

    • 78
    • 101

    Hot

Today 14 Aug Bexar

Partly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 90s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 14 Aug Bexar

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Antonio Temperature Statistics

August Temperature

San Antonio, Stinson Municipal Airport (5.6 miles)

  • Lowest 3 August, 2026

    74.6 °F

  • Average August

    89.5 °F

  • Highest 1 August, 2026

    102.7 °F

Climate (2021–2026)

San Antonio, Stinson Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    63 °F

  • Average 2021–2026

    73.8 °F

  • Average High 2021–2026

    85.3 °F
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