Grand Lake Weather Forecast

    • 44
    • 70

    Mostly Sunny

    • 42
    • 65

    Mostly Sunny

    • 56
    • 68

    Mostly Cloudy

    • 64
    • 73

    Slight Chance Thunderstorms

    • 41
    • 73

    Rain Showers Likely

    • 38
    • 58

    Sunny

    • 45
    • 64

    Partly Sunny

Today 5 Dec Montgomery

Sunny. Highs in the upper 60s. Northeast Winds around 5 Mph, becoming northwest this afternoon.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Lake Temperature Statistics

December Temperature

Conroe, Montgomery County Airport (6.8 miles)

  • Lowest 3 December, 2023

    39 °F

  • Average December

    59.5 °F

  • Highest 3 December, 2023

    70 °F

Climate (2018–Present)

Conroe, Montgomery County Airport (6.8 miles)

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  • Average Low 2018–2023

    58 °F

  • Average 2018–2023

    68.5 °F

  • Average High 2018–2023

    80.2 °F
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