Downtown (San Antonio) Weather Forecast

    • 71
    • 86

    Rain Showers

    • 71
    • 84

    Chance Thunderstorms

    • 74
    • 88

    Partly Sunny

    • 75
    • 90

    Partly Sunny

    • 75
    • 90

    Chance Rain Showers

    • 73
    • 88

    Chance Thunderstorms

Today 26 May Bexar

Partly cloudy with a chance of Showers and Thunderstorms. Highs in the mid 80s. Southeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

Tonight 26 May Bexar

Showers with a chance of Thunderstorms. Lows around 70. East Winds 5 to 10 Mph. Chance of rain 90 percent.

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Downtown (San Antonio) Temperature Statistics

May Temperature

San Antonio, Stinson Municipal Airport (6.2 miles)

  • Lowest 2 May, 2026

    53.7 °F

  • Average May

    75.7 °F

  • Highest 18 May, 2026

    92.6 °F

Climate (2021–Present)

San Antonio, Stinson Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    63 °F

  • Average 2021–2026

    73.7 °F

  • Average High 2021–2026

    85.2 °F
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