Koon Lake Weather Forecast

    • 59
    • 81

    Rain Showers

    • 40
    • 70

    Rain Showers Likely

    • 37
    • 59

    Partly Sunny

    • 41
    • 62

    Mostly Cloudy

    • 45
    • 67

    Mostly Cloudy

    • 49
    • 71

    Chance Rain Showers

Today 18 May Shawano

Humid. Patchy fog in the morning. Cloudy with a chance of Showers and Thunderstorms. Highs in the lower 80s. Southwest wind 10 to 15 Mph. Chance of rain 50 percent.

Tonight 18 May Shawano

Showers and a chance of Thunderstorms. Lows in the upper 50s. South wind 10 to 15 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Koon Lake Temperature Statistics

May Temperature

Shawano Municipal Airport (12.4 miles)

  • Lowest 2 May, 2026

    26.2 °F

  • Average May

    51.8 °F

  • Highest 15 May, 2026

    82.6 °F

Climate (2021–Present)

Shawano Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.4 °F
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