Downtown (San Antonio) Weather Forecast

    • 77
    • 89

    Chance Thunderstorms

    • 78
    • 91

    Slight Chance Thunderstorms

    • 78
    • 93

    Partly Sunny

    • 76
    • 94

    Mostly Sunny

    • 74
    • 95

    Mostly Sunny

    • 75
    • 94

    Mostly Sunny

    • 76
    • 95

    Partly Sunny

Today 20 Jun Bexar

Partly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 80s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 20 Jun Bexar

Partly cloudy this Evening, then becoming mostly cloudy. A slight chance of Thunderstorms. A slight chance of Showers this Evening, then a chance of Showers after midnight. Lows in the mid 70s. Southeast Winds 5 to 10 Mph. Chance of rain 30 percent.

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Downtown (San Antonio) Temperature Statistics

June Temperature

San Antonio, Stinson Municipal Airport (6.2 miles)

  • Lowest 15 June, 2026

    71.7 °F

  • Average June

    83.1 °F

  • Highest 18 June, 2026

    96.1 °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

    73.7 °F

  • Average High 2021–2026

    85.2 °F
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