Grand Lake Weather Forecast

    • 60
    • 76

    Becoming Sunny

    • 63
    • 78

    Mostly Sunny

    • 60
    • 78

    Partly Sunny

    • 55
    • 73

    Partly Sunny

    • 50
    • 66

    Partly Sunny

    • 50
    • 68

    Mostly Sunny

Today 4 Nov Lower St. Martin

Mostly sunny. A slight chance of Showers this morning. Patchy fog this morning. Highs in the upper 70s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 4 Nov Lower St. Martin

Mostly clear. Cooler with Lows in the upper 50s. North Winds around 5 Mph.

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Grand Lake Temperature Statistics

November Temperature

Patterson Memorial (16.2 miles)

  • Lowest 1 November, 2026

    73 °F

  • Average November

    75.8 °F

  • Highest 1 November, 2026

    82.9 °F

Climate (2021–2026)

Patterson Memorial (16.2 miles)

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  • Average Low 2021–2026

    60.6 °F

  • Average 2021–2026

    68.5 °F

  • Average High 2021–2026

    77.5 °F
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