Canyon Lake Weather Forecast

    • 47
    • 80

    Rain Showers

    • 36
    • 63

    Rain Showers Likely

    • 32
    • 41

    Rain Showers

    • 33
    • 53

    Slight Chance Rain Showers

    • 41
    • 65

    Slight Chance Thunderstorms

    • 42
    • 64

    Chance Rain Showers

    • 47
    • 74

    Chance Rain Showers

Today 16 May Rapid City

Partly cloudy. Near steady temperature in the upper 70s. Southeast Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 16 May Rapid City

Showers likely with a chance of Thunderstorms this Evening, then Showers with a slight chance of Thunderstorms. Lows in the upper 40s. East Winds 10 to 20 Mph with Gusts up to 35 Mph, becoming north 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Canyon Lake Temperature Statistics

May Temperature

Ellsworth Air Force Base (11.2 miles)

  • Lowest 6 May, 2026

    25.5 °F

  • Average May

    57.6 °F

  • Highest 13 May, 2026

    92.1 °F

Climate (2021–Present)

Ellsworth Air Force Base (11.2 miles)

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  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    61.3 °F
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