Island Lake Weather Forecast

    • 46
    • 64

    Increasing Clouds

    • 48
    • 64

    Chance Rain Showers

    • 51
    • 76

    Partly Sunny

    • 57
    • 84

    Slight Chance Thunderstorms

    • 57
    • 86

    Slight Chance Thunderstorms

    • 56
    • 82

    Slight Chance Thunderstorms

Today 22 May Shawano

Partly sunny. Highs in the middle 60s. East wind 10 to 15 Mph.

Tonight 22 May Shawano

Mostly cloudy. Lows in the upper 40s. East wind 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Island Lake Temperature Statistics

May Temperature

Shawano Municipal Airport (13.7 miles)

  • Lowest 2 May, 2026

    26.2 °F

  • Average May

    54.5 °F

  • Highest 16 May, 2026

    85.1 °F

Climate (2021–Present)

Shawano Municipal Airport (13.7 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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