Big Sioux County Park Weather Forecast

    • 25
    • 45

    Chance Snow

    • 4
    • 30

    Chance Snow

    • 2
    • 10

    Blustery

    • 2
    • 33

    Breezy

    • 4
    • 16

    Mostly Sunny

    • 17
    • 34

    Mostly Cloudy

    • 13
    • 30

    Partly Sunny

Today 15 Jan Plymouth

Mostly sunny with a chance of Sprinkles. Not as cool with Highs in the lower 40s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 15 Jan Plymouth

Mostly cloudy. A chance of Flurries, a slight chance of rain and freezing rain this Evening, then a chance of snow after midnight. Little or no snow accumulation. Ice accumulation around a trace. Breezy and not as cool with Lows in the mid 20s. Northwest Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of precipitation 40 percent.

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Big Sioux County Park Temperature Statistics

January Temperature

Le Mars Municipal Airport (18 miles)

  • Lowest 11 January, 2026

    12.2 °F

  • Average January

    32 °F

  • Highest 7 January, 2026

    59 °F

Climate (2021–Present)

Le Mars Municipal Airport (18 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    59.8 °F
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