Sweet Marsh State Wildlife Management Area Weather Forecast

    • 26
    • 29

    Increasing Clouds

    • 32
    • 41

    Partly Sunny

    • 24
    • 46

    Mostly Cloudy

    • 16
    • 28

    Partly Sunny

    • 26
    • 34

    Chance Snow

    • 12
    • 31

    Chance Snow

Today 11 Jan Bremer

Mostly Cloudy, then becoming mostly sunny this Morning, then becoming partly sunny. A chance of Flurries after midnight. Highs in the upper 20s. Northwest Winds around 20 Mph with Gusts up to 35 Mph, Diminishing to 10 to 15 Mph with Gusts up to 30 Mph this Morning, then becoming southwest with Gusts up to 20 Mph this afternoon.

Tonight 11 Jan Bremer

Mostly clear in the Evening, then becoming mostly cloudy. Near steady temperature in the upper 20s. Southwest Winds 10 to 15 Mph.

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Sweet Marsh State Wildlife Management Area Temperature Statistics

January Temperature

Oelwein Municipal Airport (16.2 miles)

  • Lowest 1 January, 2026

    8.6 °F

  • Average January

    27.3 °F

  • Highest 8 January, 2026

    42.8 °F

Climate (2021–Present)

Oelwein Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    38.5 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    57.9 °F
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