Grant Lake Weather Forecast

    • 69
    • 92

    Becoming Sunny

    • 67
    • 91

    Mostly Sunny

    • 66
    • 90

    Mostly Sunny

    • 65
    • 88

    Partly Sunny

    • 68
    • 89

    Partly Sunny

    • 71
    • 89

    Partly Sunny

Today 7 Oct Montgomery

Sunny. Highs in the lower 90s. Northeast Winds around 5 Mph.

Tonight 7 Oct Montgomery

Mostly clear. Lows in the upper 60s. North Winds around 5 Mph.

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Grant Lake Temperature Statistics

October Temperature

Conroe, Montgomery County Airport (10.6 miles)

  • Lowest 5 October, 2026

    71.1 °F

  • Average October

    79.6 °F

  • Highest 1 October, 2026

    92.6 °F

Climate (2021–2026)

Conroe, Montgomery County Airport (10.6 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    70.2 °F

  • Average High 2021–2026

    81.8 °F
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