Westmont Weather Forecast

    • -1
    • 10

    Cold

    • 4
    • 10

    Cold

    • 16
    • 24

    Mostly Cloudy

    • 32
    • 36

    Mostly Cloudy

    • 33
    • 40

    Chance Rain Showers

    • 17
    • 46

    Slight Chance Rain/Snow

    • 24
    • 31

    Mostly Cloudy

Today 13 Dec DuPage

Mostly cloudy. Temperatures around 9 above. Northwest Winds around 10 Mph.

Tonight 13 Dec DuPage

Mostly clear. Bitterly cold. Lows around 2 below. Northwest Winds 10 to 15 Mph. Gusts up to 25 Mph after midnight. Wind chill Values as low as 21 below.

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Westmont Temperature Statistics

December Temperature

Chicago, Chicago Midway Airport (11.2 miles)

  • Lowest 4 December, 2025

    9 °F

  • Average December

    25.1 °F

  • Highest 10 December, 2025

    39.9 °F

Climate (2020–Present)

Chicago, Chicago Midway Airport (11.2 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    54.3 °F

  • Average High 2020–2025

    61.8 °F
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