Grass Ponds Weather Forecast

    • 75
    • 96

    Increasing Clouds

    • 75
    • 96

    Partly Sunny

    • 73
    • 95

    Partly Sunny

    • 75
    • 95

    Mostly Cloudy

    • 74
    • 94

    Mostly Cloudy

    • 74
    • 94

    Mostly Cloudy

Today 23 Sep Wilson

Mostly sunny in the Morning, then becoming partly cloudy. Highs in the upper 90s. East Winds 5 to 10 Mph. Highest heat index Readings up to 105.

Tonight 23 Sep Wilson

Partly cloudy. Lows in the mid 70s. Southeast Winds 5 to 10 Mph, becoming northeast after midnight.

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Grass Ponds Temperature Statistics

September Temperature

San Antonio, Stinson Municipal Airport (21.1 miles)

  • Lowest 20 September, 2026

    75 °F

  • Average September

    89.1 °F

  • Highest 11 September, 2026

    104.6 °F

Climate (2021–2026)

San Antonio, Stinson Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    63 °F

  • Average 2021–2026

    73.9 °F

  • Average High 2021–2026

    85.4 °F
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