Harney Peak Weather Forecast

    • 50
    • 65

    Slight Chance Thunderstorms

    • 50
    • 71

    Chance Thunderstorms

    • 48
    • 65

    Rain Showers Likely

    • 46
    • 67

    Chance Rain Showers

    • 44
    • 62

    Rain Showers Likely

    • 48
    • 65

    Rain Showers Likely

Today 28 May Central Black Hills

Mostly cloudy with a slight chance of Showers and Thunderstorms. Highs around 70. South Winds 10 to 20 Mph with Gusts up to 35 Mph. Chance of rain 20 percent.

Tonight 28 May Central Black Hills

Mostly cloudy. Lows in the lower 50s. South Winds 10 to 15 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harney Peak Temperature Statistics

May Temperature

Custer, Custer County Airport (9.9 miles)

  • Lowest 6 May, 2026

    17.7 °F

  • Average May

    49 °F

  • Highest 11 May, 2026

    81.6 °F

Climate (2021–Present)

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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