Des Plaines Weather Forecast

    • 6
    • 29

    Mostly Cloudy

    • -2
    • 12

    Chance Snow

    • 0
    • 11

    Partly Sunny

    • 17
    • 23

    Mostly Cloudy

    • 31
    • 36

    Mostly Cloudy

    • 33
    • 42

    Mostly Cloudy

Today 12 Dec Northern Cook

Mostly cloudy. Highs in the upper 20s. West Winds 5 to 10 Mph.

Tonight 12 Dec Northern Cook

Mostly cloudy. A slight chance of Flurries early in the evening. Lows around 5 above. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Wind chill Values as low as 9 below after midnight.

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Des Plaines Temperature Statistics

December Temperature

Chicago, Chicago-O'Hare International Airport (3.7 miles)

  • Lowest 4 December, 2025

    7 °F

  • Average December

    23.1 °F

  • Highest 9 December, 2025

    37.9 °F

Climate (2020–Present)

Chicago, Chicago-O'Hare International Airport (3.7 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    61.7 °F
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