Legion Lake Weather Forecast

    • 37
    • 56

    Becoming Sunny

    • 37
    • 62

    Mostly Sunny

    • 43
    • 65

    Mostly Sunny

    • 38
    • 56

    Partly Sunny

    • 40
    • 59

    Partly Sunny

    • 41
    • 61

    Mostly Sunny

Today 6 Nov Central Black Hills

Mostly sunny. Highs in the mid 50s. East Winds around 5 Mph.

Tonight 6 Nov Central Black Hills

Clear. Lows in the mid 30s. West Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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Legion Lake Temperature Statistics

November Temperature

Custer, Custer County Airport (7.5 miles)

  • Lowest 3 November, 2026

    30 °F

  • Average November

    43.2 °F

  • Highest 1 November, 2026

    54.6 °F

Climate (2021–2026)

Custer, Custer County Airport (7.5 miles)

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  • Average Low 2021–2026

    33.7 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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