Canyon Lake Weather Forecast

    • 73
    • 106

    Slight Chance Thunderstorms

    • 70
    • 99

    Chance Thunderstorms

    • 69
    • 98

    Chance Thunderstorms

    • 69
    • 98

    Chance Thunderstorms

    • 67
    • 95

    Chance Thunderstorms

    • 67
    • 96

    Chance Thunderstorms

Today 26 Jul Rapid City

Sunny this Morning, then partly cloudy with a slight chance of Showers and Thunderstorms this afternoon. Hot with Highs around 103. North Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 26 Jul Rapid City

A slight chance of Thunderstorms in the evening. Partly cloudy with a slight chance of Showers. Lows in the lower 70s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Canyon Lake Temperature Statistics

July Temperature

Ellsworth Air Force Base (11.2 miles)

  • Lowest 4 July, 2026

    59.9 °F

  • Average July

    79.8 °F

  • Highest 12 July, 2026

    104.7 °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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