Naperville Weather Forecast

    • 32
    • 43

    Rain Showers

    • 39
    • 55

    Rain Showers

    • 41
    • 67

    Mostly Cloudy

    • 46
    • 68

    Partly Sunny

    • 30
    • 63

    Partly Sunny

    • 29
    • 43

    Mostly Cloudy

Today 18 Mar DuPage

Mostly cloudy. Isolated snow Showers early in the morning. Highs in the lower 40s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest 5 to 10 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 18 Mar DuPage

Mostly cloudy. Scattered rain Showers after midnight. Lows in the lower 30s. Southwest Winds around 5 Mph. Chance of precipitation 50 percent.

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Naperville Temperature Statistics

March Temperature

Chicago / West Chicago, Dupage Airport (9.3 miles)

  • Lowest 1 March, 2026

    17.7 °F

  • Average March

    42.2 °F

  • Highest 9 March, 2026

    72 °F

Climate (2021–Present)

Chicago / West Chicago, Dupage Airport (9.3 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    61.5 °F
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