Wheaton Weather Forecast

    • 38
    • 41

    Increasing Clouds

    • 43
    • 54

    Rain

    • 36
    • 43

    Rain Likely

    • 23
    • 37

    Rain/Snow Likely

    • 22
    • 30

    Partly Sunny

    • 31
    • 38

    Mostly Cloudy

    • 30
    • 39

    Chance Rain/Snow

Today 7 Jan DuPage

Cloudy early in the Morning, then becoming partly cloudy. Areas of dense fog early in the Morning, then patchy fog early in the afternoon. Highs in the lower 40s. Southwest Winds 5 to 10 Mph.

Tonight 7 Jan DuPage

Mostly clear in the Evening, then becoming partly cloudy. Near steady temperature in the upper 30s. South Winds around 10 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

    23.9 °F

  • Highest 5 January, 2026

    42.1 °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

    61.3 °F
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