Sweet Marsh State Wildlife Management Area Weather Forecast

    • 14
    • 24

    Mostly Cloudy

    • 27
    • 35

    Mostly Cloudy

    • 11
    • 36

    Breezy

    • 21
    • 28

    Mostly Cloudy

    • 26
    • 37

    Partly Sunny

    • 32
    • 47

    Partly Sunny

    • 28
    • 45

    Partly Sunny

Today 4 Feb Bremer

Mostly sunny. Highs in the mid 20s. Northwest Winds around 5 Mph.

Tonight 4 Feb Bremer

Mostly sunny Early, then becoming mostly cloudy. Lows 10 to 15. West Winds around 5 Mph, becoming southwest after midnight.

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Sweet Marsh State Wildlife Management Area Temperature Statistics

February Temperature

Oelwein Municipal Airport (16.2 miles)

  • Lowest 1 February, 2026

    5 °F

  • Average February

    18.4 °F

  • Highest 1 February, 2026

    24.8 °F

Climate (2021–Present)

Oelwein Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    57.8 °F
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