Grant Lake Weather Forecast

    • 71
    • 85

    Cloudy

    • 52
    • 80

    Rain Showers

    • 46
    • 70

    Sunny

    • 53
    • 78

    Sunny

    • 62
    • 81

    Partly Sunny

    • 52
    • 87

    Mostly Cloudy

Today 10 Mar Montgomery

Mostly cloudy. Highs in the mid 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 10 Mar Montgomery

Cloudy. A slight chance of Showers and Thunderstorms after midnight. Lows in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grant Lake Temperature Statistics

March Temperature

Conroe, Montgomery County Airport (10.6 miles)

  • Lowest 1 March, 2026

    61 °F

  • Average March

    72.8 °F

  • Highest 3 March, 2026

    84.9 °F

Climate (2021–Present)

Conroe, Montgomery County Airport (10.6 miles)

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  • Average Low 2021–2026

    58.6 °F

  • Average 2021–2026

    69.6 °F

  • Average High 2021–2026

    81.3 °F
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