Cornwall Lake Weather Forecast

    • 39
    • 50

    Rain

    • 23
    • 46

    Rain/Sleet

    • 19
    • 32

    Snow Showers

    • 18
    • 25

    Chance Snow Showers

    • 26
    • 33

    Mostly Cloudy

    • 18
    • 36

    Chance Rain/Snow

    • 7
    • 24

    Chance Snow Showers

Today 8 Jan Cheboygan

Partly sunny. Patchy fog early. Highs in the upper 40s. South Winds up to 15 Mph.

Tonight 8 Jan Cheboygan

Rain Early, then chance of rain Showers after midnight. Patchy fog through the night. Lows in the upper 30s. Southeast Winds 5 to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cornwall Lake Temperature Statistics

January Temperature

Gaylord Regional Airport (19.9 miles)

  • Lowest 1 January, 2026

    9 °F

  • Average January

    20.1 °F

  • Highest 6 January, 2026

    32 °F

Climate (2021–Present)

Gaylord Regional Airport (19.9 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    47 °F

  • Average High 2021–2026

    55.8 °F
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