Island Lake Weather Forecast

    • 64
    • 78

    Mostly Sunny

    • 64
    • 86

    Breezy

    • 54
    • 81

    Mostly Cloudy

    • 46
    • 66

    Mostly Cloudy

    • 48
    • 61

    Partly Sunny

    • 51
    • 66

    Chance Rain Showers

Today 9 Oct McCook

Sunny. Highs around 80. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 9 Oct McCook

Mostly clear. Warmer with Lows in the mid 60s. Southeast Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Island Lake Temperature Statistics

October Temperature

Madison Municipal Airport (14.9 miles)

  • Lowest 2 October, 2026

    39.2 °F

  • Average October

    57.5 °F

  • Highest 6 October, 2026

    82.4 °F

Climate (2021–2026)

Madison Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    47.8 °F

  • Average High 2021–2026

    58.2 °F
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