Keyhole Reservoir Weather Forecast

    • 43
    • 82

    Mostly Sunny

    • 43
    • 82

    Mostly Sunny

    • 48
    • 90

    Sunny

    • 43
    • 83

    Partly Sunny

    • 43
    • 79

    Partly Sunny

    • 41
    • 72

    Chance Rain Showers

Today 8 Sep Western Crook

Sunny. Highs in the upper 70s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 8 Sep Western Crook

Clear. Lows in the upper 40s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Keyhole Reservoir Temperature Statistics

September Temperature

Hulett Municipal Airport (24.2 miles)

  • Lowest 2 September, 2026

    53.6 °F

  • Average September

    74.9 °F

  • Highest 4 September, 2026

    96.8 °F

Climate (2021–2026)

Hulett Municipal Airport (24.2 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    60.3 °F
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