Rosemont Weather Forecast

    • 5
    • 17

    Mostly Sunny

    • 9
    • 19

    Snow Showers

    • 10
    • 25

    Snow Showers

    • 18
    • 27

    Chance Snow

    • 16
    • 29

    Mostly Cloudy

    • 18
    • 28

    Chance Snow

    • 18
    • 28

    Chance Snow

Today 29 Jan Central Cook

Partly cloudy. Near steady temperature around 15. Northwest Winds 5 to 10 Mph.

Tonight 29 Jan Central Cook

Mostly clear in the Evening, then becoming partly cloudy. Lows around 4 above. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rosemont Temperature Statistics

January Temperature

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

  • Lowest 23 January, 2026

    -10.4 °F

  • Average January

    24 °F

  • Highest 8 January, 2026

    60.7 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    61.6 °F
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