Winthrop Weather Forecast

    • 17
    • 23

    Slight Chance Snow

    • 15
    • 38

    Rain/Snow Likely

    • 2
    • 20

    Chance Snow

    • -6
    • 12

    Chance Snow

    • -12
    • 2

    Cold

    • -10
    • 1

    Cold

Today 8 Dec Sibley

Not as cold. Mostly cloudy. Highs in the lower 20s. South Winds 5 to 15 Mph.

Tonight 8 Dec Sibley

Not as cold. Mostly cloudy. Lows around 17. West Winds 5 to 15 Mph.

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  • Temperature Real-Time

Winthrop Temperature Statistics

December Temperature

New Ulm Municipal Airport (16.2 miles)

  • Lowest 4 December, 2025

    -5.8 °F

  • Average December

    13.5 °F

  • Highest 5 December, 2025

    33.8 °F

Climate (2020–Present)

New Ulm Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    37.4 °F

  • Average 2020–2025

    47.2 °F

  • Average High 2020–2025

    56.7 °F
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