Hart Lake Weather Forecast

    • 23
    • 47

    Decreasing Clouds

    • 33
    • 47

    Partly Sunny

    • 45
    • 68

    Partly Sunny

    • 48
    • 70

    Mostly Sunny

    • 59
    • 77

    Chance Rain Showers

    • 48
    • 76

    Rain Showers Likely

Today 19 Apr Eaton

Sunny in the Morning, then partly sunny with a 40 percent chance of rain Showers in the afternoon. Highs in the upper 40s. West Winds 5 to 15 Mph increasing to 15 to 20 Mph in the afternoon. Gusts up to 30 Mph.

Tonight 19 Apr Eaton

Mostly clear. A 20 percent chance of rain Showers in the evening. Widespread frost after midnight. Lows in the lower 20s. Northwest Winds 5 to 15 Mph with Gusts to around 30 Mph in the evening becoming light.

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Hart Lake Temperature Statistics

April Temperature

Ionia County Airport (13.7 miles)

  • Lowest 7 April, 2026

    21.2 °F

  • Average April

    48.5 °F

  • Highest 12 April, 2026

    78.8 °F

Climate (2021–Present)

Ionia County Airport (13.7 miles)

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  • Average Low 2021–2026

    40.9 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59 °F
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