Custer State Park Airport Weather Forecast

    • 45
    • 63

    Gradual Clearing

    • 48
    • 62

    Mostly Cloudy

    • 42
    • 53

    Rain

    • 40
    • 55

    Mostly Sunny

    • 37
    • 54

    Partly Sunny

    • 38
    • 49

    Partly Sunny

Today 31 Oct Central Black Hills

Becoming mostly cloudy. Patchy fog in the morning. Highs in the upper 50s. South Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 31 Oct Central Black Hills

Partly cloudy in the Evening, then clearing. Lows in the lower 40s. Southwest Winds 5 to 10 Mph.

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Custer State Park Airport Temperature Statistics

October Temperature

Custer, Custer County Airport (13 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 (13 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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