Dullknife Reservoir Weather Forecast

    • 14
    • 34

    Snow Showers

    • 15
    • 21

    Partly Sunny

    • 30
    • 33

    Mostly Cloudy

    • 30
    • 38

    Mostly Cloudy

    • 34
    • 40

    Partly Sunny

    • 28
    • 41

    Breezy

Today 19 Dec Bighorn Mountains Southeast

Partly cloudy. Scattered snow Showers in the Morning, then snow Showers in the afternoon. Blowing snow. Visibility one quarter mile or less at Times. Snow accumulation up to 4 Inches. Very windy with Highs in the lower 40s. West Winds 35 to 45 Mph with Gusts up to 75 Mph. Chance of snow 80 percent.

Tonight 19 Dec Bighorn Mountains Southeast

Partly cloudy with a 30 percent chance of snow Showers. Blowing snow. Visibility one quarter mile or less at Times. Very windy with Lows in the mid 20s. Temperature rising into the mid 30s through Sunrise. West Winds 35 to 45 Mph with Gusts up to 75 Mph.

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Dullknife Reservoir Temperature Statistics

December Temperature

Buffalo - Johnson County Airport (29.8 miles)

  • Lowest 12 December, 2025

    10 °F

  • Average December

    34.2 °F

  • Highest 14 December, 2025

    64.9 °F

Climate (2020–Present)

Buffalo - Johnson County Airport (29.8 miles)

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  • Average Low 2020–2025

    36.6 °F

  • Average 2020–2025

    47.7 °F

  • Average High 2020–2025

    58.9 °F
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