Downtown (San Antonio) Weather Forecast

    • 72
    • 92

    Rain Showers

    • 72
    • 85

    Rain Showers

    • 71
    • 83

    Rain Showers

    • 71
    • 86

    Rain Showers Likely

    • 70
    • 82

    Rain Showers

    • 71
    • 83

    Rain Showers Likely

Today 19 May Bexar

Mostly cloudy this Morning, then becoming partly cloudy. A slight chance of Showers and Thunderstorms. Highs in the lower 90s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 19 May Bexar

A chance of Thunderstorms. Showers, mainly in the evening. Lows in the lower 70s. East Winds 10 to 15 Mph. Chance of rain 80 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

    74.7 °F

  • Highest 9 May, 2026

    91.7 °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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