Island Lake Weather Forecast

    • 65
    • 86

    Chance Rain Showers

    • 53
    • 79

    Chance Rain Showers

    • 54
    • 81

    Partly Sunny

    • 59
    • 85

    Mostly Sunny

    • 63
    • 88

    Slight Chance Thunderstorms

    • 65
    • 89

    Chance Thunderstorms

Today 3 Aug Rusk

Sunny. Highs in the mid 80s. South Winds up to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 3 Aug Rusk

Partly cloudy. Lows in the mid 60s. South Winds 5 to 15 Mph.

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Island Lake Temperature Statistics

August Temperature

Chetek Municipal Southworth Airport (13 miles)

  • Lowest 1 August, 2026

    62.2 °F

  • Average August

    74.2 °F

  • Highest 1 August, 2026

    86 °F

Climate (2021–2026)

Chetek Municipal Southworth Airport (13 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    56.3 °F
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