Sweet Marsh State Wildlife Management Area Weather Forecast

    • 3
    • 28

    Snow Likely

    • -16
    • 14

    Partly Sunny

    • -16
    • -9

    Cold

    • -9
    • -2

    Cold

    • -9
    • 2

    Cold

    • 3
    • 12

    Partly Sunny

Today 21 Jan Bremer

Partly sunny in the Morning, then mostly cloudy with snow likely in the afternoon. Areas of blowing snow in the afternoon. Additional snow accumulation around an inch. Total snow accumulation around 3 Inches. Breezy with Highs in the upper 20s. West Winds 10 to 15 Mph, becoming southwest 15 to 25 Mph with Gusts up to 40 Mph in the afternoon. Chance of snow 70 percent.

Tonight 21 Jan Bremer

Mostly cloudy in the Evening, then clearing. Areas of blowing snow in the evening. Windy with Lows around 4 above. Northwest Winds 20 to 30 Mph with Gusts up to 40 Mph, becoming west 10 to 15 Mph with Gusts up to 25 Mph after midnight.

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Sweet Marsh State Wildlife Management Area Temperature Statistics

January Temperature

Oelwein Municipal Airport (16.2 miles)

  • Lowest 18 January, 2026

    -2.2 °F

  • Average January

    25.3 °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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