Bartlett Weather Forecast

    • 70
    • 83

    Chance Thunderstorms

    • 71
    • 90

    Chance Thunderstorms

    • 66
    • 86

    Chance Thunderstorms

    • 63
    • 78

    Partly Sunny

    • 62
    • 81

    Sunny

    • 64
    • 86

    Mostly Sunny

Today 17 Aug Northern Cook

Mostly cloudy through mid Afternoon, then becoming partly cloudy. A chance of Showers and Thunderstorms through mid morning. Highs around 80. Northeast Winds 5 to 10 Mph. Chance of precipitation 40 percent.

Tonight 17 Aug Northern Cook

Partly cloudy. Lows around 70. Northeast Winds around 10 Mph, becoming east after midnight.

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Bartlett Temperature Statistics

August Temperature

Chicago / West Chicago, Dupage Airport (7.5 miles)

  • Lowest 2 August, 2025

    54.6 °F

  • Average August

    75.7 °F

  • Highest 9 August, 2025

    92.6 °F

Climate (2020–Present)

Chicago / West Chicago, Dupage Airport (7.5 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    61.3 °F
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