Grand Lake Weather Forecast

    • 52
    • 67

    Chance Rain Showers

    • 48
    • 61

    Rain Showers

    • 47
    • 58

    Chance Rain Showers

    • 51
    • 67

    Mostly Sunny

    • 60
    • 74

    Mostly Cloudy

    • 60
    • 75

    Slight Chance Thunderstorms

Today 14 Nov Montgomery

Partly sunny. Cooler with Highs in the upper 60s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 14 Nov Montgomery

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the lower 50s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Lake Temperature Statistics

November Temperature

Conroe, Montgomery County Airport (6.8 miles)

  • Lowest 5 November, 2026

    48.7 °F

  • Average November

    67.3 °F

  • Highest 1 November, 2026

    88.6 °F

Climate (2021–2026)

Conroe, Montgomery County Airport (6.8 miles)

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  • Average Low 2021–2026

    59.1 °F

  • Average 2021–2026

    70.3 °F

  • Average High 2021–2026

    81.9 °F
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