Harney Peak Weather Forecast

    • 43
    • 53

    Partly Sunny

    • 42
    • 61

    Partly Sunny

    • 42
    • 56

    Mostly Cloudy

    • 35
    • 46

    Rain Likely

    • 34
    • 47

    Mostly Cloudy

    • 31
    • 48

    Partly Sunny

    • 32
    • 44

    Mostly Sunny

Today 30 Oct Central Black Hills

Partly cloudy in the Morning, then clearing. Highs around 50.

Tonight 30 Oct Central Black Hills

Partly cloudy. Areas of fog this Evening, then patchy fog after midnight. Lows in the mid 40s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harney Peak Temperature Statistics

October Temperature

Custer, Custer County Airport (9.9 miles)

  • Lowest 16 October, 2026

    26.7 °F

  • Average October

    50.5 °F

  • Highest 5 October, 2026

    81.6 °F

Climate (2021–2026)

Custer, Custer County Airport (9.9 miles)

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  • Average Low 2021–2026

    33.6 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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