Cook Lake Weather Forecast

    • 61
    • 82

    Rain Showers Likely

    • 63
    • 82

    Rain Showers Likely

    • 63
    • 80

    Rain Showers Likely

    • 71
    • 92

    Mostly Sunny

    • 72
    • 97

    Slight Chance Thunderstorms

    • 70
    • 95

    Slight Chance Thunderstorms

Today 21 Jul Wyoming Black Hills

Mostly sunny. Highs in the mid 80s. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 21 Jul Wyoming Black Hills

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the lower 60s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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Cook Lake Temperature Statistics

July Temperature

Hulett Municipal Airport (8.7 miles)

  • Lowest 1 July, 2026

    55.4 °F

  • Average July

    79 °F

  • Highest 12 July, 2026

    104 °F

Climate (2021–2026)

Hulett Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    60.4 °F
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