Downtown (San Antonio) Weather Forecast

    • 71
    • 89

    Mostly Sunny

    • 71
    • 88

    Rain Showers

    • 71
    • 83

    Rain Showers Likely

    • 72
    • 88

    Partly Sunny

    • 73
    • 90

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Rain Showers

Today 25 May Bexar

Mostly sunny. Highs in the upper 80s. East Winds 5 to 10 Mph.

Tonight 25 May Bexar

Mostly clear. Lows in the upper 60s. East Winds 5 to 10 Mph.

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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

    75.5 °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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