McCook Weather Forecast

    • 52
    • 87

    Mostly Sunny

    • 44
    • 83

    Sunny

    • 53
    • 86

    Partly Sunny

    • 55
    • 94

    Partly Sunny

    • 52
    • 88

    Mostly Sunny

    • 52
    • 86

    Slight Chance Thunderstorms

Today 11 May Red Willow

Sunny. Highs in the upper 80s. Southwest Winds 10 to 15 Mph, increasing to around 20 Mph in the afternoon.

Tonight 11 May Red Willow

Mostly clear and breezy. Lows in the lower 50s. South Winds 15 to 25 Mph.

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McCook Temperature Statistics

May Temperature

McCook, McCook Municipal Airport (1.9 miles)

  • Lowest 1 May, 2026

    33.7 °F

  • Average May

    54.9 °F

  • Highest 4 May, 2026

    82.7 °F

Climate (2021–Present)

McCook, McCook Municipal Airport (1.9 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    68.7 °F
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