Portage Park Weather Forecast

    • 43
    • 58

    Sunny

    • 44
    • 62

    Sunny

    • 47
    • 65

    Mostly Sunny

    • 50
    • 67

    Mostly Sunny

    • 53
    • 69

    Mostly Sunny

    • 54
    • 70

    Mostly Sunny

    • 54
    • 68

    Mostly Sunny

Today 17 Oct Central Cook

Partly cloudy. Highs around 70.

Tonight 17 Oct Central Cook

Clear. Lows in the lower 40s. Southwest Winds 5 to 10 Mph.

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Portage Park Temperature Statistics

October Temperature

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

  • Lowest 5 October, 2026

    47.6 °F

  • Average October

    65.2 °F

  • Highest 12 October, 2026

    88.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    61.9 °F
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