Custer State Park Weather Forecast

    • 55
    • 79

    Chance Thunderstorms

    • 53
    • 72

    Breezy

    • 55
    • 80

    Chance Thunderstorms

    • 57
    • 78

    Chance Thunderstorms

    • 59
    • 82

    Slight Chance Thunderstorms

    • 60
    • 84

    Slight Chance Thunderstorms

    • 56
    • 79

    Chance Thunderstorms

Today 28 Jun Central Black Hills

Mostly sunny. Near steady temperature in the mid 70s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 28 Jun Central Black Hills

Partly cloudy with a chance of Showers and Thunderstorms. Lows in the lower 50s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph this evening. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Custer State Park Temperature Statistics

June Temperature

Custer, Custer County Airport (8.7 miles)

  • Lowest 14 June, 2026

    33.7 °F

  • Average June

    57.8 °F

  • Highest 7 June, 2026

    86.6 °F

Climate (2021–2026)

Custer, Custer County Airport (8.7 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    45.3 °F

  • Average High 2021–2026

    56.8 °F
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