Geronimo Weather Forecast

    • 69
    • 95

    Decreasing Clouds

    • 69
    • 95

    Partly Sunny

    • 70
    • 95

    Mostly Sunny

    • 71
    • 95

    Mostly Sunny

    • 71
    • 95

    Mostly Sunny

    • 70
    • 95

    Chance Thunderstorms

    • 69
    • 90

    Chance Thunderstorms

Today 17 Sep Guadalupe

Mostly sunny this Morning, then partly cloudy with a slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Northeast Winds around 5 Mph, becoming southeast this afternoon.

Tonight 17 Sep Guadalupe

Partly cloudy. Lows in the upper 60s. South Winds 5 to 10 Mph, becoming southwest after midnight.

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Geronimo Temperature Statistics

September Temperature

New Braunfels Regional Airport (5.6 miles)

  • Lowest 9 September, 2025

    63 °F

  • Average September

    80.7 °F

  • Highest 4 September, 2025

    100.9 °F

Climate (2020–Present)

New Braunfels Regional Airport (5.6 miles)

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  • Average Low 2020–2025

    60.3 °F

  • Average 2020–2025

    71.4 °F

  • Average High 2020–2025

    83.5 °F
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