Naperville Weather Forecast

    • 43
    • 59

    Mostly Sunny

    • 45
    • 58

    Chance Rain

    • 41
    • 55

    Chance Rain

    • 38
    • 54

    Slight Chance Rain Showers

    • 35
    • 54

    Partly Sunny

    • 36
    • 52

    Mostly Cloudy

Today 27 Oct DuPage

Mostly sunny. Highs in the upper 50s. East Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon.

Tonight 27 Oct DuPage

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 40s. East Winds around 10 Mph.

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Naperville Temperature Statistics

October Temperature

Chicago / West Chicago, Dupage Airport (9.3 miles)

  • Lowest 25 October, 2025

    30.9 °F

  • Average October

    58.8 °F

  • Highest 3 October, 2025

    89.1 °F

Climate (2020–Present)

Chicago / West Chicago, Dupage Airport (9.3 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.5 °F
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