Chicago O'Hare International Airport Weather Forecast

    • 60
    • 75

    Chance Thunderstorms

    • 59
    • 76

    Mostly Sunny

    • 62
    • 80

    Mostly Sunny

    • 65
    • 75

    Thunderstorms Likely

    • 70
    • 84

    Partly Sunny

    • 71
    • 91

    Chance Thunderstorms

Today 21 Aug Cook

Mostly cloudy with scattered Showers. Temperatures nearly steady in the mid 70s. North Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 30 percent.

Tonight 21 Aug Cook

Partly cloudy with scattered Showers and a chance of Thunderstorms in the Evening, then mostly clear after midnight. Lows in the upper 50s in the Suburbs. But in the lower 60s Downtown. North Winds 10 to 15 Mph. Chance of precipitation 30 percent.

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Chicago O'Hare International Airport Temperature Statistics

August Temperature

Chicago, Chicago-O'Hare International Airport (0 miles)

  • Lowest 1 August, 2018

    63 °F

  • Average August

    77.1 °F

  • Highest 4 August, 2018

    96.1 °F

Climate (2010–Present)

Chicago, Chicago-O'Hare International Airport (0 miles)

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  • Average Low 2010–Present

    43.1 °F

  • Average 2010–Present

    51.5 °F

  • Average High 2010–Present

    59.4 °F
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