Greenbelt Forest Preserve Weather Forecast

    • 42
    • 55

    Rain Showers Likely

    • 39
    • 51

    Mostly Cloudy

    • 37
    • 53

    Partly Sunny

    • 45
    • 58

    Mostly Cloudy

    • 48
    • 57

    Chance Rain Showers

    • 50
    • 60

    Slight Chance Rain Showers

Today 21 Oct Lake

Partly cloudy in the Morning, then becoming mostly cloudy. A chance of Showers in the late morning and afternoon. Windy with Highs in the lower 50s. West Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming 15 to 25 Mph with Gusts up to 40 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 21 Oct Lake

Mostly cloudy. A chance of Showers in the evening. Breezy. Near steady temperature in the mid 40s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Greenbelt Forest Preserve Temperature Statistics

October Temperature

Chicago/Waukegan Regional Airport (5.6 miles)

  • Lowest 9 October, 2025

    39.9 °F

  • Average October

    63.3 °F

  • Highest 3 October, 2025

    90 °F

Climate (2020–Present)

Chicago/Waukegan Regional Airport (5.6 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    51.2 °F

  • Average High 2020–2025

    59.7 °F
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