Rock Island State Park Weather Forecast

    • 37
    • 43

    Chance Rain Showers

    • 38
    • 46

    Rain Showers Likely

    • 34
    • 47

    Chance Rain Showers

    • 38
    • 47

    Mostly Sunny

    • 40
    • 50

    Mostly Sunny

    • 42
    • 51

    Partly Sunny

    • 40
    • 53

    Partly Sunny

Today 30 Apr Door

Partly cloudy. Temperatures in the lower to mid 40s at the lakeshore to the upper 40s well inland. Southeast wind 5 to 10 Mph.

Tonight 30 Apr Door

Mostly cloudy. A chance of rain Showers after midnight. Nearly steady temperature around 40. East wind 5 to 10 Mph. Chance of rain 50 percent.

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Rock Island State Park Temperature Statistics

April Temperature

Escanaba (24.9 miles)

  • Lowest 1 April, 2025

    12.9 °F

  • Average April

    38.1 °F

  • Highest 18 April, 2025

    59 °F

Climate (2020–Present)

Escanaba (24.9 miles)

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  • Average Low 2020–2025

    35.1 °F

  • Average 2020–2025

    44.2 °F

  • Average High 2020–2025

    52.4 °F
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