Canyon Lake Weather Forecast

    • 54
    • 80

    Mostly Sunny

    • 60
    • 90

    Increasing Clouds

    • 49
    • 86

    Partly Sunny

    • 50
    • 72

    Rain Showers Likely

    • 50
    • 76

    Chance Rain Showers

    • 44
    • 73

    Mostly Sunny

    • 52
    • 75

    Slight Chance Thunderstorms

Today 9 Sep Rapid City

Mostly sunny. Near steady temperature in the upper 70s. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 9 Sep Rapid City

Clear. Lows in the lower 50s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Canyon Lake Temperature Statistics

September Temperature

Ellsworth Air Force Base (11.2 miles)

  • Lowest 2 September, 2026

    57.4 °F

  • Average September

    77.8 °F

  • Highest 4 September, 2026

    96.4 °F

Climate (2021–2026)

Ellsworth Air Force Base (11.2 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    61.4 °F
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