Casco Weather Forecast

    • 54
    • 74

    Gradual Clearing

    • 59
    • 79

    Slight Chance Thunderstorms

    • 57
    • 86

    Mostly Sunny

    • 51
    • 77

    Partly Sunny

    • 49
    • 71

    Mostly Sunny

    • 49
    • 70

    Mostly Sunny

Today 24 May Kewaunee

Warmer. Cloudy in the morning then clearing. Patchy fog in the morning. Highs in the middle 70s. Southwest wind 5 to 10 Mph.

Tonight 24 May Kewaunee

Mostly clear. Lows in the lower 50s. South wind 5 to 10 Mph.

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  • Temperature Real-Time

Casco Temperature Statistics

May Temperature

Door County Cherryland Airport (21.1 miles)

  • Lowest 2 May, 2026

    27 °F

  • Average May

    49.5 °F

  • Highest 16 May, 2026

    84 °F

Climate (2021–Present)

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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