Sweet Marsh State Wildlife Management Area Weather Forecast

    • 44
    • 59

    Chance Rain

    • 33
    • 59

    Breezy

    • 28
    • 50

    Rain/Snow Likely

    • 20
    • 35

    Slight Chance Snow

    • 18
    • 34

    Mostly Cloudy

    • 14
    • 31

    Mostly Sunny

Today 17 Feb Bremer

Mostly cloudy in the Morning, then becoming partly sunny. Breezy with Highs in the upper 50s. Southeast Winds 15 to 25 Mph.

Tonight 17 Feb Bremer

Mostly cloudy with a chance of rain with a slight chance of Thunderstorms in the Evening, then partly cloudy with a slight chance of rain after midnight. Lows in the mid 40s. Southeast Winds 15 to 20 Mph, becoming southwest after midnight. Chance of rain 40 percent.

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Sweet Marsh State Wildlife Management Area Temperature Statistics

February Temperature

Oelwein Municipal Airport (16.2 miles)

  • Lowest 4 February, 2026

    1.4 °F

  • Average February

    28 °F

  • Highest 14 February, 2026

    57.2 °F

Climate (2021–Present)

Oelwein Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    58.1 °F
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