Horse Thief Lake Weather Forecast

    • 38
    • 54

    Rain Showers Likely

    • 35
    • 57

    Chance Rain Showers

    • 32
    • 45

    Chance Rain/Snow

    • 42
    • 63

    Mostly Sunny

    • 34
    • 52

    Partly Sunny

    • 35
    • 48

    Partly Sunny

Today 16 Oct Central Black Hills

Partly cloudy with a 50 percent chance of Showers. Highs in the lower 50s. West Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 16 Oct Central Black Hills

Partly cloudy. Lows in the mid 30s. West Winds 10 to 15 Mph with Gusts up to 35 Mph.

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  • Temperature Real-Time

Horse Thief Lake Temperature Statistics

October Temperature

Custer, Custer County Airport (12.4 miles)

  • Lowest 13 October, 2025

    26.1 °F

  • Average October

    51.1 °F

  • Highest 3 October, 2025

    81 °F

Climate (2020–Present)

Custer, Custer County Airport (12.4 miles)

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  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    44.7 °F

  • Average High 2020–2025

    56.1 °F
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