McCook Weather Forecast

    • 1
    • 16

    Partly Sunny

    • 4
    • 15

    Partly Sunny

    • 8
    • 19

    Snow Likely

    • 9
    • 23

    Chance Snow

    • 14
    • 26

    Chance Snow

    • 17
    • 29

    Mostly Cloudy

    • 21
    • 30

    Mostly Cloudy

Today 28 Jan Central Cook

Partly cloudy. Highs around 16. West Winds 10 to 15 Mph. Wind chill Values as low as 10 below.

Tonight 28 Jan Central Cook

Mostly clear. Lows around 1 above. Northwest Winds 5 to 10 Mph. Wind chill Values as low as 12 below after midnight.

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McCook Temperature Statistics

January Temperature

Chicago, Chicago Midway Airport (4.3 miles)

  • Lowest 23 January, 2026

    -9 °F

  • Average January

    24.4 °F

  • Highest 8 January, 2026

    60.1 °F

Climate (2021–Present)

Chicago, Chicago Midway Airport (4.3 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.8 °F
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