Clear Lake Weather Forecast

    • 0
    • 7

    Cold

    • 17
    • 33

    Mostly Cloudy

    • -2
    • 24

    Chance Snow

    • 4
    • 13

    Mostly Cloudy

    • 8
    • 17

    Mostly Cloudy

    • 13
    • 23

    Mostly Cloudy

    • 17
    • 30

    Partly Sunny

Today 29 Dec Sibley

Much Colder. Partly sunny. Near steady temperature around 5. Northwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 29 Dec Sibley

Increasing Clouds. Lows near zero. West Winds up to 10 Mph shifting to the southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

December Temperature

New Ulm Municipal Airport (8.7 miles)

  • Lowest 4 December, 2025

    -5.8 °F

  • Average December

    22.9 °F

  • Highest 16 December, 2025

    44.6 °F

Climate (2020–Present)

New Ulm Municipal Airport (8.7 miles)

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  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    47.2 °F

  • Average High 2020–2025

    56.8 °F
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