Downtown (San Antonio) Weather Forecast

    • 80
    • 103

    Hot

    • 79
    • 101

    Chance Thunderstorms

    • 78
    • 99

    Hot

    • 76
    • 99

    Hot

    • 77
    • 98

    Hot

    • 77
    • 98

    Hot

    • 77
    • 99

    Hot

Today 26 Aug Bexar

Sunny, hot. Near steady temperature around 101. Southeast Winds around 5 Mph.

Tonight 26 Aug Bexar

Mostly clear. Lows in the upper 70s. South Winds 5 to 10 Mph.

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Downtown (San Antonio) Temperature Statistics

August Temperature

San Antonio, Stinson Municipal Airport (6.2 miles)

  • Lowest 23 August, 2026

    73.9 °F

  • Average August

    89.8 °F

  • Highest 22 August, 2026

    105.7 °F

Climate (2021–2026)

San Antonio, Stinson Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    63 °F

  • Average 2021–2026

    73.9 °F

  • Average High 2021–2026

    85.4 °F
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