Arsenal Weather Forecast

    • 78
    • 90

    Slight Chance Thunderstorms

    • 78
    • 93

    Partly Sunny

    • 76
    • 94

    Mostly Sunny

    • 74
    • 94

    Mostly Sunny

    • 75
    • 94

    Partly Sunny

    • 76
    • 95

    Mostly Sunny

Today 21 Jun Bexar

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

Tonight 21 Jun Bexar

Mostly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 70s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

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Arsenal Temperature Statistics

June Temperature

San Antonio, Stinson Municipal Airport (5 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 (5 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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