Bartlett Weather Forecast

    • 57
    • 70

    Chance Rain Showers

    • 58
    • 79

    Mostly Cloudy

    • 58
    • 74

    Partly Sunny

    • 61
    • 81

    Chance Thunderstorms

    • 52
    • 71

    Partly Sunny

    • 51
    • 67

    Rain Showers Likely

    • 50
    • 67

    Chance Rain Showers

Today 9 Oct Northern Cook

Mostly cloudy. A chance of Showers in the morning. Breezy with Highs in the lower 60s. Chance of precipitation 50 percent.

Tonight 9 Oct Northern Cook

Partly cloudy in the Evening, then becoming clear. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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Bartlett Temperature Statistics

October Temperature

Chicago / West Chicago, Dupage Airport (7.5 miles)

  • Lowest 3 October, 2026

    43 °F

  • Average October

    60 °F

  • Highest 7 October, 2026

    79 °F

Climate (2021–2026)

Chicago / West Chicago, Dupage Airport (7.5 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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