Wilmette Weather Forecast

    • 50
    • 60

    Partly Sunny

    • 54
    • 64

    Mostly Cloudy

    • 58
    • 70

    Partly Sunny

    • 53
    • 73

    Slight Chance Thunderstorms

    • 55
    • 67

    Chance Rain Showers

    • 55
    • 68

    Chance Rain Showers

    • 55
    • 68

    Chance Rain Showers

Today 26 Oct Northern Cook

Mostly cloudy with a 50 percent chance of Showers. Highs in the upper 60s.

Tonight 26 Oct Northern Cook

Partly cloudy. Lows in the upper 40s. Northeast Winds 5 to 10 Mph.

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Wilmette Temperature Statistics

October Temperature

Chicago / Wheeling, Pal-Waukee Airport (9.9 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 (9.9 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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