Custer State Park Airport Weather Forecast

    • 63
    • 87

    Severe Tstms

    • 64
    • 86

    Slight Chance Thunderstorms

    • 69
    • 94

    Mostly Sunny

    • 72
    • 103

    Hot

    • 58
    • 88

    Chance Rain Showers

    • 59
    • 77

    Chance Rain Showers

    • 65
    • 84

    Slight Chance Thunderstorms

Today 30 Jul Central Black Hills

Partly cloudy with a chance of Showers and Thunderstorms. Some Thunderstorms may be severe with damaging Winds and large hail. Highs in the upper 70s to mid 80s. North Winds 5 to 10 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 30 Jul Central Black Hills

Mostly clear. A slight chance of Showers and Thunderstorms this evening. Some Thunderstorms may be severe with damaging Winds and large hail. Lows in the mid 50s. North Winds 5 to 10 Mph. Gusts up to 25 Mph this evening. Chance of rain 20 percent.

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Custer State Park Airport Temperature Statistics

July Temperature

Custer, Custer County Airport (13 miles)

  • Lowest 3 July, 2026

    50.6 °F

  • Average July

    71.5 °F

  • Highest 25 July, 2026

    96.7 °F

Climate (2021–2026)

Custer, Custer County Airport (13 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    45.3 °F

  • Average High 2021–2026

    56.9 °F
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