Glen Ellyn Weather Forecast

    • 66
    • 84

    Areas Smoke

    • 69
    • 87

    Areas Smoke

    • 72
    • 89

    Partly Sunny

    • 73
    • 91

    Partly Sunny

    • 74
    • 92

    Partly Sunny

    • 73
    • 92

    Chance Rain Showers

    • 72
    • 90

    Chance Thunderstorms

Today 5 Aug DuPage

Mostly sunny. Patchy smoke. Highs in the mid 80s. East Winds 5 to 10 Mph.

Tonight 5 Aug DuPage

Mostly clear. Areas of smoke in the late evening and overnight. Patchy fog after midnight. Lows in the mid 60s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Glen Ellyn Temperature Statistics

August Temperature

Chicago / West Chicago, Dupage Airport (9.9 miles)

  • Lowest 2 August, 2025

    54 °F

  • Average August

    67.8 °F

  • Highest 3 August, 2025

    80.1 °F

Climate (2020–Present)

Chicago / West Chicago, Dupage Airport (9.9 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    61.3 °F
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