Sheridan Lake Weather Forecast

    • 60
    • 90

    Slight Chance Thunderstorms

    • 59
    • 89

    Slight Chance Thunderstorms

    • 55
    • 86

    Slight Chance Thunderstorms

    • 56
    • 82

    Partly Sunny

    • 59
    • 84

    Slight Chance Thunderstorms

    • 57
    • 87

    Partly Sunny

Today 28 Aug Central Black Hills

Partly cloudy. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. West Winds 5 to 10 Mph. Gusts up to 20 Mph this afternoon. Chance of rain 20 percent.

Tonight 28 Aug Central Black Hills

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the lower 60s. West Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 20 percent.

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Sheridan Lake Temperature Statistics

August Temperature

Custer, Custer County Airport (18 miles)

  • Lowest 4 August, 2026

    42.7 °F

  • Average August

    67.2 °F

  • Highest 2 August, 2026

    93.7 °F

Climate (2021–2026)

Custer, Custer County Airport (18 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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