Portage Park Weather Forecast

    • 38
    • 44

    Drizzle

    • 37
    • 41

    Rain Likely

    • 39
    • 45

    Chance Rain

    • 30
    • 49

    Mostly Cloudy

    • 12
    • 38

    Breezy

    • 16
    • 23

    Mostly Sunny

Today 24 Dec Central Cook

Mostly cloudy. Patchy fog late. A chance of drizzle and rain late. Highs in the lower 40s. Southeast Winds 5 to 10 Mph. Chance of precipitation 40 percent.

Tonight 24 Dec Central Cook

Cloudy. Patchy fog. Rain and drizzle likely in the evening. A slight chance of rain after midnight. A slight chance of drizzle after midnight. Near steady temperature around 40. South Winds around 5 Mph, becoming north after midnight. Chance of precipitation 70 percent.

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Portage Park Temperature Statistics

December Temperature

Chicago, Chicago-O'Hare International Airport (7.5 miles)

  • Lowest 14 December, 2025

    -2 °F

  • Average December

    23.9 °F

  • Highest 18 December, 2025

    51.1 °F

Climate (2020–Present)

Chicago, Chicago-O'Hare International Airport (7.5 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61.6 °F
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