Winnetka Weather Forecast

    • 60
    • 73

    Increasing Clouds

    • 48
    • 69

    Slight Chance Rain Showers

    • 51
    • 61

    Mostly Cloudy

    • 53
    • 62

    Chance Rain Showers

    • 53
    • 63

    Chance Rain Showers

    • 51
    • 64

    Rain Showers Likely

Today 28 Oct Northern Cook

Mostly sunny. Highs in the lower 70s. South Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon.

Tonight 28 Oct Northern Cook

Mostly clear in the Evening, then becoming partly cloudy. A slight chance of Showers late. Lows in the upper 50s. South Winds 10 to 15 Mph. Chance of precipitation 20 percent.

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  • Temperature Real-Time

Winnetka Temperature Statistics

October Temperature

Chicago / Wheeling, Pal-Waukee Airport (8.7 miles)

  • Lowest 17 October, 2026

    37.7 °F

  • Average October

    60.2 °F

  • Highest 12 October, 2026

    88.6 °F

Climate (2021–2026)

Chicago / Wheeling, Pal-Waukee Airport (8.7 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.5 °F
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