Hart Lake Weather Forecast

    • 46
    • 63

    Increasing Clouds

    • 30
    • 52

    Chance Rain Showers

    • 24
    • 43

    Partly Sunny

    • 32
    • 50

    Mostly Cloudy

    • 40
    • 53

    Chance Rain Showers

    • 27
    • 58

    Chance Rain Showers

Today 21 Mar Eaton

Mostly sunny. Highs in the lower 60s. South Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 21 Mar Eaton

Partly cloudy. Lows in the upper 40s. Southwest Winds 10 to 15 Mph becoming west 5 to 10 Mph after midnight. Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hart Lake Temperature Statistics

March Temperature

Ionia County Airport (13.7 miles)

  • Lowest 1 March, 2026

    8.6 °F

  • Average March

    37 °F

  • Highest 9 March, 2026

    71.6 °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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