Flat River Park Weather Forecast

    • 30
    • 42

    Increasing Clouds

    • 17
    • 37

    Chance Snow Showers

    • 22
    • 27

    Mostly Cloudy

    • 29
    • 41

    Slight Chance Rain Showers

    • 17
    • 35

    Mostly Cloudy

    • 21
    • 27

    Mostly Cloudy

Today 30 Jan Montcalm

Sunny. Highs in the lower 40s. Southwest Winds 5 to 15 Mph with Gusts to around 30 Mph.

Tonight 30 Jan Montcalm

Partly cloudy in the Evening, then cloudy with a 20 percent chance of light freezing rain overnight. Lows around 30. Southwest Winds 5 to 15 Mph in the evening becoming light.

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Flat River Park Temperature Statistics

January Temperature

Ionia County Airport (25.5 miles)

  • Lowest 21 January, 2025

    -5.8 °F

  • Average January

    20.5 °F

  • Highest 17 January, 2025

    39.2 °F

Climate (2020–Present)

Ionia County Airport (25.5 miles)

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  • Average Low 2020–2025

    40.9 °F

  • Average 2020–2025

    49.8 °F

  • Average High 2020–2025

    58.7 °F
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