Northbrook Weather Forecast

    • 48
    • 62

    Rain Showers

    • 38
    • 54

    Rain Showers

    • 43
    • 58

    Sunny

    • 44
    • 60

    Mostly Sunny

    • 45
    • 66

    Partly Sunny

    • 48
    • 67

    Mostly Sunny

Today 15 Oct Northern Cook

Showers. A slight chance of Thunderstorms late. Near steady temperature around 60. Southeast Winds 5 to 10 Mph. Chance of precipitation 90 percent.

Tonight 15 Oct Northern Cook

Cloudy. Showers likely early in the Evening, then a slight chance of Showers late in the evening. Breezy with Lows in the upper 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 70 percent.

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Northbrook Temperature Statistics

October Temperature

Chicago / Wheeling, Pal-Waukee Airport (3.7 miles)

  • Lowest 3 October, 2026

    45.6 °F

  • Average October

    64.1 °F

  • Highest 12 October, 2026

    87.1 °F

Climate (2021–2026)

Chicago / Wheeling, Pal-Waukee Airport (3.7 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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