O'Hare Weather Forecast

    • 43
    • 61

    Becoming Sunny

    • 51
    • 66

    Partly Sunny

    • 59
    • 78

    Rain Showers

    • 59
    • 86

    Thunderstorms

    • 64
    • 82

    Thunderstorms

    • 60
    • 86

    Thunderstorms

Today 13 May Central Cook

Mostly cloudy. Highs in the lower 60s Inland, but only in the mid 50s near the lake. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 13 May Central Cook

Mostly clear. Lows in the mid 40s. North Winds 5 to 10 Mph.

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O'Hare Temperature Statistics

May Temperature

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

  • Lowest 2 May, 2026

    32.6 °F

  • Average May

    53.5 °F

  • Highest 4 May, 2026

    80.7 °F

Climate (2021–Present)

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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