Sweet Marsh State Wildlife Management Area Weather Forecast

    • -18
    • 15

    Decreasing Clouds

    • -13
    • -8

    Cold

    • -6
    • 0

    Cold

    • -13
    • 4

    Cold

    • 1
    • 11

    Partly Sunny

    • -2
    • 14

    Partly Sunny

    • -7
    • 11

    Partly Sunny

Today 22 Jan Bremer

Mostly cloudy with a chance of Flurries. Patchy blowing snow. Highs around 18. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 22 Jan Bremer

Partly cloudy. A chance of Flurries this evening. Patchy blowing snow. Much Colder with Lows around 17 below. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 42 below.

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Sweet Marsh State Wildlife Management Area Temperature Statistics

January Temperature

Oelwein Municipal Airport (16.2 miles)

  • Lowest 19 January, 2026

    -4 °F

  • Average January

    23 °F

  • Highest 12 January, 2026

    46.4 °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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