Sweet Marsh State Wildlife Management Area Weather Forecast

    • 34
    • 49

    Decreasing Clouds

    • 34
    • 47

    Slight Chance Rain Showers

    • 29
    • 45

    Chance Rain Showers

    • 38
    • 51

    Partly Sunny

    • 32
    • 58

    Mostly Sunny

    • 39
    • 59

    Partly Sunny

    • 33
    • 61

    Partly Sunny

Today 30 Oct Bremer

Cloudy with a chance of Sprinkles. Highs in the lower 50s. Northwest Winds 5 to 10 Mph.

Tonight 30 Oct Bremer

Cloudy this Evening, then becoming partly cloudy. A chance of Sprinkles early. Lows in the mid 30s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sweet Marsh State Wildlife Management Area Temperature Statistics

October Temperature

Oelwein Municipal Airport (16.2 miles)

  • Lowest 23 October, 2025

    26.6 °F

  • Average October

    55.9 °F

  • Highest 3 October, 2025

    86 °F

Climate (2020–Present)

Oelwein Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    58 °F
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