Grant Lake Weather Forecast

    • 61
    • 83

    Mostly Cloudy

    • 60
    • 82

    Mostly Cloudy

    • 63
    • 79

    Mostly Cloudy

    • 64
    • 81

    Rain Showers Likely

    • 64
    • 84

    Partly Sunny

    • 66
    • 84

    Chance Rain Showers

    • 56
    • 79

    Rain Showers Likely

Today 28 Oct Montgomery

Sunny. Highs in the mid 70s.

Tonight 28 Oct Montgomery

Mostly cloudy. Patchy fog after midnight. Lows in the lower 60s. Southeast Winds around 5 Mph.

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  • Temperature Real-Time

Grant Lake Temperature Statistics

October Temperature

Conroe, Montgomery County Airport (10.6 miles)

  • Lowest 18 October, 2026

    45.6 °F

  • Average October

    74 °F

  • Highest 13 October, 2026

    95.6 °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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