Harsens Island Weather Forecast

    • 2
    • 14

    Increasing Clouds

    • 5
    • 19

    Mostly Cloudy

    • 6
    • 23

    Partly Sunny

    • 14
    • 26

    Chance Snow

    • 12
    • 26

    Mostly Cloudy

    • 12
    • 24

    Slight Chance Snow

Today 30 Jan St. Clair

Mostly sunny. Highs around 12. Northwest Winds 5 to 10 Mph. Wind chill Readings 1 below to 11 below zero.

Tonight 30 Jan St. Clair

Partly cloudy in the Evening, then mostly cloudy with scattered snow Showers after midnight. Near steady temperature around 5 above. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of snow 40 percent. Wind chill Readings 9 below to 1 above zero.

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Harsens Island Temperature Statistics

January Temperature

Selfridge Air National Guard Base (13.7 miles)

  • Lowest 24 January, 2026

    -7.6 °F

  • Average January

    23.3 °F

  • Highest 9 January, 2026

    58.8 °F

Climate (2021–Present)

Selfridge Air National Guard Base (13.7 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.1 °F
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