Canyon Lake Weather Forecast

    • 64
    • 88

    Mostly Sunny

    • 65
    • 99

    Areas Smoke

    • 64
    • 94

    Slight Chance Thunderstorms

    • 61
    • 90

    Chance Thunderstorms

    • 59
    • 86

    Chance Thunderstorms

    • 57
    • 83

    Rain Showers Likely

Today 7 Aug Rapid City

Sunny. Highs in the upper 80s. North Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming southeast 10 to 15 Mph with Gusts up to 30 Mph this afternoon.

Tonight 7 Aug Rapid City

Clear. Lows in the lower 60s. South Winds 5 to 10 Mph. Gusts up to 30 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Canyon Lake Temperature Statistics

August Temperature

Ellsworth Air Force Base (11.2 miles)

  • Lowest 4 August, 2026

    49.3 °F

  • Average August

    74.9 °F

  • Highest 2 August, 2026

    103.8 °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

    61.3 °F
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