Legion Lake Weather Forecast

    • 53
    • 65

    Rain Showers Likely

    • 47
    • 65

    Rain Showers Likely

    • 48
    • 66

    Rain Showers

    • 45
    • 68

    Chance Rain Showers

    • 48
    • 66

    Chance Thunderstorms

    • 52
    • 69

    Rain Showers Likely

    • 57
    • 77

    Chance Thunderstorms

Today 20 Jun Central Black Hills

Mostly cloudy with Showers and Thunderstorms likely. Near steady temperature in the mid 60s. Southeast Winds 5 to 10 Mph with Gusts up to 30 Mph. Chance of rain 60 percent.

Tonight 20 Jun Central Black Hills

Mostly cloudy. Showers with Thunderstorms likely in the Evening, then a chance of Showers and Thunderstorms after midnight. Areas of fog after midnight. Lows around 50. South Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening. Chance of rain 80 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Legion Lake Temperature Statistics

June Temperature

Custer, Custer County Airport (7.5 miles)

  • Lowest 14 June, 2026

    33.7 °F

  • Average June

    58.5 °F

  • Highest 7 June, 2026

    86.6 °F

Climate (2021–2026)

Custer, Custer County Airport (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    45.3 °F

  • Average High 2021–2026

    56.9 °F
Get WillyWeather+ to remove ads