Lake Chetek Weather Forecast

    • 18
    • 37

    Partly Sunny

    • 27
    • 31

    Chance Snow

    • 10
    • 41

    Slight Chance Snow

    • 3
    • 18

    Mostly Cloudy

    • 10
    • 18

    Mostly Cloudy

Today 31 Jan Barron

Colder. Mostly sunny. Highs in the mid 30s. North Winds 5 to 15 Mph.

Tonight 31 Jan Barron

Mostly cloudy. Lows around 17. Northeast Winds 5 to 10 Mph.

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Lake Chetek Temperature Statistics

January Temperature

Chetek Municipal Southworth Airport (0 miles)

  • Lowest 21 January, 2025

    -23.8 °F

  • Average January

    12.7 °F

  • Highest 28 January, 2025

    42.8 °F

Climate (2020–Present)

Chetek Municipal Southworth Airport (0 miles)

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  • Average Low 2020–2025

    36.2 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    55.5 °F
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