Chicago O'Hare International Airport Weather Forecast

    • 27
    • 31

    Snow

    • 14
    • 27

    Snow Likely

    • 15
    • 24

    Chance Snow

    • 34
    • 38

    Rain

    • 18
    • 37

    Chance Snow

    • 11
    • 27

    Chance Snow

    • 3
    • 19

    Chance Snow

Today 6 Dec Central Cook

Mostly cloudy. Highs around 30. West Winds 5 to 10 Mph.

Tonight 6 Dec Central Cook

A chance of snow late in the evening. Snow after midnight. Snow may be heavy at Times late. Snow accumulation of 2 to 4 Inches. Near steady temperature in the upper 20s. Southeast Winds around 5 Mph, becoming east after midnight. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chicago O'Hare International Airport Temperature Statistics

December Temperature

Chicago, Chicago-O'Hare International Airport (0 miles)

  • Lowest 4 December, 2025

    7 °F

  • Average December

    20.4 °F

  • Highest 1 December, 2025

    30 °F

Climate (2020–Present)

Chicago, Chicago-O'Hare International Airport (0 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    61.7 °F
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