Forest Glen Weather Forecast

    • 54
    • 73

    Mostly Sunny

    • 59
    • 76

    Mostly Cloudy

    • 63
    • 79

    Partly Sunny

    • 63
    • 77

    Mostly Sunny

    • 68
    • 83

    Partly Sunny

    • 66
    • 86

    Slight Chance Rain Showers

    • 63
    • 80

    Partly Sunny

Today 8 Sep Central Cook

Sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 8 Sep Central Cook

Clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. South Winds around 5 Mph.

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  • Temperature Real-Time

Forest Glen Temperature Statistics

September Temperature

Chicago, Chicago-O'Hare International Airport (6.8 miles)

  • Lowest 4 September, 2025

    48 °F

  • Average September

    63.3 °F

  • Highest 2 September, 2025

    80.1 °F

Climate (2020–Present)

Chicago, Chicago-O'Hare International Airport (6.8 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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