Northbrook Weather Forecast

    • 23
    • 23

    Snow

    • 10
    • 29

    Snow Likely

    • 16
    • 22

    Mostly Cloudy

    • 17
    • 28

    Mostly Cloudy

    • 22
    • 29

    Mostly Cloudy

    • 25
    • 34

    Mostly Cloudy

Today 30 Dec Northern Cook

Mostly cloudy. A chance of snow early in the afternoon. Snow likely late. Little or no snow accumulation. Highs in the mid 20s. West Winds around 10 Mph. Chance of precipitation 70 percent.

Tonight 30 Dec Northern Cook

Mostly cloudy. Snow early in the Evening, then a slight chance of snow late in the evening. Snow accumulation up to an inch. Lows in the mid 20s. West Winds around 10 Mph. Chance of precipitation 80 percent.

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Northbrook Temperature Statistics

December Temperature

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

  • Lowest 14 December, 2025

    -2 °F

  • Average December

    28 °F

  • Highest 28 December, 2025

    55 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    61.5 °F
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