Wheaton Weather Forecast

    • 30
    • 35

    Rain/Freezing Rain

    • 15
    • 34

    Snow Likely

    • 14
    • 23

    Chance Snow

    • 4
    • 26

    Chance Snow

    • -2
    • 10

    Slight Chance Snow

    • 0
    • 10

    Chance Snow

Today 9 Dec DuPage

Mostly cloudy. A slight chance of rain late. Blustery. Highs in the mid 30s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 9 Dec DuPage

Rain until early Morning, then a chance of rain and snow Showers late. Blustery with Lows in the lower 30s. Southwest Winds 15 to 25 Mph, becoming west after midnight. Gusts up to 35 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wheaton Temperature Statistics

December Temperature

Chicago / West Chicago, Dupage Airport (7.5 miles)

  • Lowest 4 December, 2025

    -0.9 °F

  • Average December

    20.1 °F

  • Highest 6 December, 2025

    30.9 °F

Climate (2020–Present)

Chicago / West Chicago, Dupage Airport (7.5 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.4 °F
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