Cook Middle Reservoir Weather Forecast

    • 42
    • 70

    Mostly Sunny

    • 46
    • 88

    Mostly Sunny

    • 44
    • 77

    Sunny

    • 52
    • 88

    Partly Sunny

    • 49
    • 90

    Partly Sunny

    • 47
    • 86

    Mostly Sunny

Today 10 May Box Butte

Mostly sunny. Highs around 70. West Winds 5 to 10 Mph.

Tonight 10 May Box Butte

Mostly clear. Lows in the lower 40s. Southwest Winds 5 to 10 Mph.

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Cook Middle Reservoir Temperature Statistics

May Temperature

Scottsbluff, Heilig Field (21.7 miles)

  • Lowest 1 May, 2026

    27.6 °F

  • Average May

    50.9 °F

  • Highest 2 May, 2026

    78.7 °F

Climate (2021–Present)

Scottsbluff, Heilig Field (21.7 miles)

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  • Average Low 2021–2026

    36.9 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    67.1 °F
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