West Chicago Weather Forecast

    • 44
    • 72

    Sunny

    • 45
    • 68

    Mostly Sunny

    • 54
    • 70

    Mostly Sunny

    • 49
    • 73

    Partly Sunny

    • 50
    • 70

    Partly Sunny

    • 49
    • 69

    Mostly Sunny

    • 55
    • 72

    Mostly Sunny

Today 4 Oct DuPage

Partly cloudy. Highs in the mid 70s.

Tonight 4 Oct DuPage

Clear. Lows in the mid 40s. Northwest Winds around 5 Mph.

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West Chicago Temperature Statistics

October Temperature

Chicago / West Chicago, Dupage Airport (2.5 miles)

  • Lowest 2 October, 2026

    48 °F

  • Average October

    61 °F

  • Highest 1 October, 2026

    70 °F

Climate (2021–2026)

Chicago / West Chicago, Dupage Airport (2.5 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    61.6 °F
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