Wheaton Weather Forecast

    • 33
    • 42

    Increasing Clouds

    • 33
    • 48

    Mostly Cloudy

    • 15
    • 34

    Snow Showers Likely

    • 21
    • 26

    Chance Snow

    • 19
    • 32

    Chance Snow

    • 6
    • 21

    Chance Snow

Today 12 Jan DuPage

Partly cloudy in the morning then clearing. Highs in the lower 40s. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph in the morning.

Tonight 12 Jan DuPage

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the lower 30s. Southwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wheaton Temperature Statistics

January Temperature

Chicago / West Chicago, Dupage Airport (7.5 miles)

  • Lowest 1 January, 2026

    9 °F

  • Average January

    31.8 °F

  • Highest 8 January, 2026

    59 °F

Climate (2021–Present)

Chicago / West Chicago, Dupage Airport (7.5 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    61.4 °F
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