Chicago O'Hare International Airport Weather Forecast

    • 73
    • 88

    Partly Sunny

    • 79
    • 95

    Mostly Sunny

    • 74
    • 97

    Thunderstorms Likely

    • 72
    • 89

    Chance Thunderstorms

    • 72
    • 88

    Chance Thunderstorms

    • 73
    • 91

    Partly Sunny

Today 22 Jul Central Cook

Partly cloudy through mid Afternoon, then becoming mostly sunny. Highs in the upper 80s Inland, but only in the mid 80s near the lake. Southeast Winds 5 to 10 Mph.

Tonight 22 Jul Central Cook

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 70s. South Winds 5 to 10 Mph.

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Chicago O'Hare International Airport Temperature Statistics

July Temperature

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

  • Lowest 17 July, 2025

    58.6 °F

  • Average July

    77.9 °F

  • Highest 3 July, 2025

    95.6 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61.7 °F
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