Westmont Weather Forecast

    • 50
    • 74

    Mostly Sunny

    • 50
    • 72

    Partly Sunny

    • 52
    • 74

    Mostly Cloudy

    • 51
    • 66

    Mostly Cloudy

    • 52
    • 66

    Mostly Cloudy

    • 53
    • 70

    Partly Sunny

    • 47
    • 68

    Partly Sunny

Today 23 Oct DuPage

Partly cloudy. Highs in the mid 60s.

Tonight 23 Oct DuPage

Partly cloudy. Patchy fog late. Lows in the upper 40s. Southeast Winds around 5 Mph.

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Westmont Temperature Statistics

October Temperature

Chicago, Chicago Midway Airport (11.2 miles)

  • Lowest 17 October, 2026

    41 °F

  • Average October

    62 °F

  • Highest 12 October, 2026

    88 °F

Climate (2021–2026)

Chicago, Chicago Midway Airport (11.2 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.8 °F
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