Casco Weather Forecast

    • 19
    • 21

    Snow

    • 16
    • 31

    Snow Likely

    • 6
    • 24

    Snow Likely

    • -2
    • 15

    Chance Snow

    • -7
    • 5

    Slight Chance Snow

    • 2
    • 10

    Chance Snow

    • 3
    • 17

    Slight Chance Snow

Today 15 Jan Kewaunee

Mostly cloudy with a slight chance of light snow. Temperatures in the lower 20s. Southwest wind 10 to 15 Mph.

Tonight 15 Jan Kewaunee

Light snow. Snow accumulation around 1 inch. Nearly steady temperature in the lower 20s. South wind 10 to 15 Mph. Chance of snow 90 percent.

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  • Temperature Real-Time

Casco Temperature Statistics

January Temperature

Door County Cherryland Airport (21.1 miles)

  • Lowest 1 January, 2026

    3.9 °F

  • Average January

    26.9 °F

  • Highest 13 January, 2026

    43 °F

Climate (2021–Present)

Door County Cherryland Airport (21.1 miles)

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  • Average Low 2021–2026

    39.9 °F

  • Average 2021–2026

    47 °F

  • Average High 2021–2026

    54 °F
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