Grand Lake Weather Forecast

    • 31
    • 58

    Becoming Sunny

    • 24
    • 44

    Mostly Sunny

    • 26
    • 41

    Chance Snow Showers

    • 19
    • 34

    Chance Snow Showers

    • 26
    • 41

    Mostly Cloudy

    • 30
    • 48

    Slight Chance Rain Showers

Today 18 Jan Montgomery

Sunny. Highs in the upper 50s. Northwest Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 18 Jan Montgomery

Mostly clear. Much Colder with Lows in the lower 30s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Real-Time

Grand Lake Temperature Statistics

January Temperature

Conroe, Montgomery County Airport (6.8 miles)

  • Lowest 11 January, 2025

    26.1 °F

  • Average January

    46.2 °F

  • Highest 5 January, 2025

    75.7 °F

Climate (2020–Present)

Conroe, Montgomery County Airport (6.8 miles)

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  • Average Low 2020–2025

    58.2 °F

  • Average 2020–2025

    68.9 °F

  • Average High 2020–2025

    80.5 °F
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