Northbrook Weather Forecast

    • 63
    • 78

    Increasing Clouds

    • 64
    • 82

    Partly Sunny

    • 71
    • 85

    Slight Chance Thunderstorms

    • 72
    • 91

    Slight Chance Thunderstorms

    • 70
    • 92

    Chance Rain Showers

    • 67
    • 85

    Partly Sunny

Today 23 Jul Northern Cook

Sunny in the Morning, then becoming partly cloudy. Highs in the upper 70s. West Winds around 5 Mph, becoming south in the afternoon.

Tonight 23 Jul Northern Cook

Mostly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph, becoming southwest after midnight.

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Northbrook Temperature Statistics

July Temperature

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

  • Lowest 20 July, 2026

    61 °F

  • Average July

    77.9 °F

  • Highest 14 July, 2026

    97.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.6 °F
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