Cornwall Lake Weather Forecast

    • 69
    • 94

    Thunderstorms

    • 55
    • 72

    Rain Showers

    • 54
    • 79

    Partly Sunny

    • 57
    • 83

    Partly Sunny

    • 57
    • 82

    Slight Chance Rain Showers

    • 59
    • 82

    Slight Chance Thunderstorms

Today 5 Jul Cheboygan

Partly sunny. Highs in the lower 90s. Southwest Winds 10 to 15 Mph with Gusts to around 25 Mph. Heat index Readings around 96.

Tonight 5 Jul Cheboygan

Mostly cloudy. Chance of rain Showers and slight chance of Thunderstorms Early, then rain Showers likely and slight chance of Thunderstorms after midnight. Lows in the upper 60s. Southwest Winds 5 to 10 Mph with Gusts to around 25 Mph. Chance of precipitation 70 percent.

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Cornwall Lake Temperature Statistics

July Temperature

Gaylord Regional Airport (19.9 miles)

  • Lowest 3 July, 2025

    57 °F

  • Average July

    69.4 °F

  • Highest 2 July, 2025

    81 °F

Climate (2020–Present)

Gaylord Regional Airport (19.9 miles)

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  • Average Low 2020–2025

    38.1 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    55.6 °F
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