Casco Weather Forecast

    • 53
    • 87

    Chance Thunderstorms

    • 48
    • 75

    Partly Sunny

    • 48
    • 67

    Sunny

    • 51
    • 77

    Mostly Sunny

    • 49
    • 68

    Mostly Sunny

    • 51
    • 72

    Mostly Sunny

Today 26 May Kewaunee

Sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the middle 80s. Southwest wind 10 to 15 Mph. Chance of rain 40 percent.

Tonight 26 May Kewaunee

Cooler. Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Lows in the lower 50s. East wind 5 to 10 Mph shifting to the northeast after midnight. Chance of rain 50 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Casco Temperature Statistics

May Temperature

Door County Cherryland Airport (21.1 miles)

  • Lowest 2 May, 2026

    27 °F

  • Average May

    49.9 °F

  • Highest 16 May, 2026

    84 °F

Climate (2021–Present)

Door County Cherryland Airport (21.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    53.9 °F
Get WillyWeather+ to remove ads