Big Rock Park Weather Forecast

    • 45
    • 76

    Increasing Clouds

    • 34
    • 57

    Chance Rain

    • 39
    • 61

    Mostly Cloudy

    • 44
    • 66

    Mostly Cloudy

    • 50
    • 73

    Slight Chance Thunderstorms

    • 45
    • 72

    Slight Chance Thunderstorms

Today 12 Jun Central Black Hills

Partly cloudy this Morning, then clearing. Highs in the mid 70s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph this afternoon.

Tonight 12 Jun Central Black Hills

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 40s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Rock Park Temperature Statistics

June Temperature

Custer, Custer County Airport (1.9 miles)

  • Lowest 1 June, 2026

    41.6 °F

  • Average June

    62.1 °F

  • Highest 7 June, 2026

    86.6 °F

Climate (2021–Present)

Custer, Custer County Airport (1.9 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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