Oak Park Weather Forecast

    • 49
    • 65

    Decreasing Clouds

    • 49
    • 67

    Partly Sunny

    • 49
    • 68

    Mostly Sunny

    • 56
    • 74

    Partly Sunny

    • 61
    • 77

    Mostly Cloudy

    • 60
    • 79

    Partly Sunny

Today 5 Sep Central Cook

Increasing cloudiness. Breezy. Highs in the mid 60s. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 5 Sep Central Cook

Mostly cloudy early in the Evening, then clearing. Lows in the upper 40s. West Winds 5 to 10 Mph.

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Oak Park Temperature Statistics

September Temperature

Chicago, Chicago Midway Airport (6.8 miles)

  • Lowest 3 September, 2025

    60.1 °F

  • Average September

    69.3 °F

  • Highest 2 September, 2025

    79 °F

Climate (2020–Present)

Chicago, Chicago Midway Airport (6.8 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    61.8 °F
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