Cornwall Lake Weather Forecast

    • 22
    • 35

    Mostly Cloudy

    • 15
    • 43

    Rain/Snow

    • 13
    • 23

    Snow Showers Likely

    • 14
    • 33

    Snow Showers Likely

    • 11
    • 23

    Mostly Cloudy

    • 21
    • 29

    Chance Snow Showers

    • 16
    • 35

    Mostly Cloudy

Today 17 Dec Cheboygan

Partly sunny. Highs in the mid 30s. West Winds 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 17 Dec Cheboygan

Mostly cloudy. Lows in the lower 20s. South Winds 5 to 15 Mph. Gusts up to 25 Mph increasing to 35 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cornwall Lake Temperature Statistics

December Temperature

Gaylord Regional Airport (19.9 miles)

  • Lowest 8 December, 2025

    -2.9 °F

  • Average December

    17.2 °F

  • Highest 3 December, 2025

    28 °F

Climate (2020–Present)

Gaylord Regional Airport (19.9 miles)

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  • Average Low 2020–2025

    38.1 °F

  • Average 2020–2025

    47.1 °F

  • Average High 2020–2025

    55.9 °F
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