Northbrook Weather Forecast

    • 49
    • 69

    Increasing Clouds

    • 51
    • 69

    Partly Sunny

    • 52
    • 70

    Mostly Cloudy

    • 52
    • 73

    Mostly Cloudy

    • 49
    • 65

    Mostly Cloudy

    • 46
    • 62

    Slight Chance Rain Showers

Today 22 Oct Northern Cook

Sunny. Highs in the lower 70s Inland, but only in the upper 60s near the lake. East Winds around 5 Mph.

Tonight 22 Oct Northern Cook

Mostly clear. Patchy fog after midnight. Lows in the upper 40s. East Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Northbrook Temperature Statistics

October Temperature

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

  • Lowest 17 October, 2026

    37.7 °F

  • Average October

    60.6 °F

  • Highest 12 October, 2026

    88.6 °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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