Grant Lake Weather Forecast

    • 44
    • 75

    Rain Showers

    • 42
    • 52

    Rain Showers

    • 39
    • 50

    Rain Showers

    • 34
    • 53

    Partly Sunny

    • 50
    • 62

    Chance Rain Showers

    • 47
    • 60

    Rain Showers Likely

    • 46
    • 62

    Chance Rain Showers

Today 29 Nov Montgomery

Mostly cloudy. A slight chance of Showers Early, then a chance of Showers and Thunderstorms. Near steady temperature in the lower 70s. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 29 Nov Montgomery

Thunderstorms likely. Showers, cooler with Lows in the mid 40s. South Winds around 5 Mph with Gusts up to 20 Mph, becoming north 10 to 15 Mph with Gusts up to 35 Mph after midnight. Chance of rain 90 percent.

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Grant Lake Temperature Statistics

November Temperature

Conroe, Montgomery County Airport (10.6 miles)

  • Lowest 11 November, 2025

    30.9 °F

  • Average November

    65.2 °F

  • Highest 21 November, 2025

    86 °F

Climate (2020–Present)

Conroe, Montgomery County Airport (10.6 miles)

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  • Average Low 2020–2025

    58.2 °F

  • Average 2020–2025

    69.2 °F

  • Average High 2020–2025

    80.9 °F
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