Casco Weather Forecast

    • 62
    • 80

    Chance Rain Showers

    • 60
    • 79

    Rain Showers Likely

    • 55
    • 76

    Chance Rain Showers

    • 54
    • 75

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

    • 62
    • 81

    Chance Rain Showers

Today 20 Aug Kewaunee

Partly cloudy. Nearly steady temperature in the mid 70s. South wind 10 to 15 Mph.

Tonight 20 Aug Kewaunee

Warmer. Mostly cloudy. A slight chance of Showers after midnight. Lows in the lower 60s. South wind 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Casco Temperature Statistics

August Temperature

Door County Cherryland Airport (21.1 miles)

  • Lowest 3 August, 2026

    55.9 °F

  • Average August

    70.3 °F

  • Highest 16 August, 2026

    84 °F

Climate (2021–2026)

Door County Cherryland Airport (21.1 miles)

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  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    53.9 °F
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