Rosemont Weather Forecast

    • 41
    • 71

    Mostly Sunny

    • 53
    • 70

    Mostly Sunny

    • 60
    • 76

    Isolated Thunderstorms

    • 59
    • 75

    Thunderstorms

    • 63
    • 79

    Isolated Thunderstorms

    • 65
    • 86

    Thunderstorms

Today 10 May Central Cook

Sunny, breezy with Highs in the lower 70s Inland, but only in the upper 60s near the lake. Temperature falling into the upper 50s in the afternoon. West Winds 10 to 15 Mph, increasing to northeast 15 to 20 Mph in the afternoon. Gusts up to 30 Mph.

Tonight 10 May Central Cook

Clear, breezy with Lows in the lower 40s. Northeast Winds 10 to 15 Mph. Gusts up to 30 Mph in the evening.

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Rosemont Temperature Statistics

May Temperature

Chicago, Chicago-O'Hare International Airport (1.2 miles)

  • Lowest 3 May, 2025

    44.7 °F
  • Average May

    54.3 °F
  • Highest 6 May, 2025

    77.6 °F

Climate (2020–Present)

Chicago, Chicago-O'Hare International Airport (1.2 miles)

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  • Average Low 2020–2025

    45.5 °F
  • Average 2020–2025

    53.5 °F
  • Average High 2020–2025

    61.7 °F
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