St Ignace Weather Forecast

    • 13
    • 26

    Mostly Cloudy

    • 18
    • 27

    Chance Snow Showers

    • 14
    • 29

    Snow Showers

    • 6
    • 21

    Chance Snow Showers

    • 9
    • 18

    Chance Snow Showers

    • 13
    • 24

    Chance Snow Showers

Today 10 Dec Eastern Mackinac

Partly sunny. A 20 percent chance of snow Showers in the afternoon. Highs in the mid 20s. North Winds 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 10 Dec Eastern Mackinac

Partly cloudy with a 50 percent chance of snow Showers. Lows around 11. Northwest Winds up to 10 Mph. Gusts up to 30 Mph decreasing to 20 Mph after midnight.

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St Ignace Temperature Statistics

December Temperature

Mackinac Island Airport (4.3 miles)

  • Lowest 4 December, 2025

    12.2 °F

  • Average December

    22.9 °F

  • Highest 3 December, 2025

    32 °F

Climate (2020–Present)

Mackinac Island Airport (4.3 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    45 °F

  • Average High 2020–2025

    51.3 °F
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