Naperville Weather Forecast

    • 15
    • 23

    Mostly Cloudy

    • 29
    • 35

    Increasing Clouds

    • 31
    • 38

    Rain

    • 13
    • 46

    Rain

    • 22
    • 27

    Mostly Cloudy

    • 23
    • 42

    Mostly Cloudy

    • 26
    • 35

    Mostly Cloudy

Today 15 Dec DuPage

Mostly cloudy. Blustery. Highs in the lower 20s. Southwest Winds 15 to 20 Mph, Diminishing to 10 to 15 Mph in the afternoon. Gusts up to 30 Mph. Wind chill Values as low as 14 below in the morning.

Tonight 15 Dec DuPage

Partly cloudy. Lows around 16. South Winds around 5 Mph.

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Naperville Temperature Statistics

December Temperature

Chicago / West Chicago, Dupage Airport (9.3 miles)

  • Lowest 4 December, 2025

    -0.9 °F

  • Average December

    21.1 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

Chicago / West Chicago, Dupage Airport (9.3 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    61.3 °F
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