Park Forest Weather Forecast

    • 20
    • 23

    Decreasing Clouds

    • 17
    • 41

    Partly Sunny

    • 21
    • 28

    Partly Sunny

    • 35
    • 39

    Mostly Cloudy

    • 32
    • 47

    Mostly Cloudy

    • 44
    • 50

    Mostly Cloudy

Today 19 Dec Southern Cook

Mostly cloudy in the morning then clearing. Blustery. Highs in the lower 20s. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming west 10 to 15 Mph with Gusts up to 25 Mph in the afternoon.

Tonight 19 Dec Southern Cook

Partly cloudy and Blustery. Lows in the lower 20s. South Winds 5 to 10 Mph, increasing to 15 to 20 Mph with Gusts up to 30 Mph after midnight.

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Park Forest Temperature Statistics

December Temperature

Lansing Municipal Airport (8.1 miles)

  • Lowest 14 December, 2025

    0.1 °F

  • Average December

    21.8 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

Lansing Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    60.3 °F
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