Walnut Grove Weather Forecast

    • 71
    • 94

    Partly Sunny

    • 70
    • 92

    Chance Thunderstorms

    • 69
    • 92

    Mostly Sunny

    • 71
    • 92

    Partly Sunny

    • 71
    • 92

    Chance Thunderstorms

    • 70
    • 90

    Chance Thunderstorms

    • 69
    • 88

    Chance Thunderstorms

Today 17 Sep Montgomery

Mostly sunny with a slight chance of Showers with isolated Thunderstorms. Highs in the mid 90s. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 17 Sep Montgomery

Partly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the lower 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southwest after midnight. Chance of rain 20 percent.

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Walnut Grove Temperature Statistics

September Temperature

Houston, Hooks Memorial Airport (9.3 miles)

  • Lowest 10 September, 2025

    60.1 °F

  • Average September

    79 °F

  • Highest 4 September, 2025

    93.9 °F

Climate (2020–Present)

Houston, Hooks Memorial Airport (9.3 miles)

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  • Average Low 2020–2025

    61.2 °F

  • Average 2020–2025

    71.1 °F

  • Average High 2020–2025

    81.8 °F
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