Casco Weather Forecast

    • 60
    • 80

    Slight Chance Thunderstorms

    • 57
    • 88

    Mostly Sunny

    • 50
    • 75

    Partly Sunny

    • 50
    • 71

    Mostly Sunny

    • 50
    • 72

    Mostly Sunny

    • 50
    • 70

    Mostly Sunny

Today 25 May Kewaunee

Partly sunny. Highs around 80. Southwest wind 10 to 15 Mph.

Tonight 25 May Kewaunee

Clear. Lows in the upper 50s. Southwest wind 10 to 15 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

    49.6 °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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