O'Hare Weather Forecast

    • 69
    • 83

    Rain Showers Likely

    • 68
    • 78

    Rain Showers Likely

    • 69
    • 79

    Rain Showers Likely

    • 72
    • 83

    Chance Thunderstorms

    • 68
    • 83

    Chance Thunderstorms

    • 64
    • 78

    Partly Sunny

    • 66
    • 80

    Partly Sunny

Today 12 Aug Central Cook

Mostly cloudy. A chance of Showers and a slight chance of Thunderstorms. Temperatures in the lower 80s. West Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 12 Aug Central Cook

Partly cloudy late in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the upper 60s. Southeast Winds around 5 Mph, becoming northeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

O'Hare Temperature Statistics

August Temperature

Chicago, Chicago-O'Hare International Airport (3.1 miles)

  • Lowest 3 August, 2026

    62.7 °F

  • Average August

    75.5 °F

  • Highest 7 August, 2026

    87.7 °F

Climate (2021–2026)

Chicago, Chicago-O'Hare International Airport (3.1 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    61.9 °F
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