Harney Peak Weather Forecast

    • 34
    • 54

    Increasing Clouds

    • 16
    • 45

    Chance Rain/Snow

    • 22
    • 27

    Blustery

    • 27
    • 48

    Slight Chance Snow

    • 21
    • 34

    Slight Chance Snow

    • 29
    • 38

    Mostly Cloudy

    • 31
    • 48

    Partly Sunny

Today 16 Dec Central Black Hills

Partly cloudy. Highs in the mid 50s. Northwest Winds 5 to 10 Mph with Gusts up to 30 Mph.

Tonight 16 Dec Central Black Hills

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 30s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Harney Peak Temperature Statistics

December Temperature

Custer, Custer County Airport (9.9 miles)

  • Lowest 1 December, 2025

    7 °F

  • Average December

    29.1 °F

  • Highest 14 December, 2025

    57 °F

Climate (2020–Present)

Custer, Custer County Airport (9.9 miles)

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  • Average Low 2020–2025

    33.3 °F

  • Average 2020–2025

    44.8 °F

  • Average High 2020–2025

    56.2 °F
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