Rapid City Weather Forecast

    • 41
    • 47

    Mostly Cloudy

    • 45
    • 55

    Rain Likely

    • 33
    • 59

    Breezy

    • 45
    • 64

    Sunny

    • 49
    • 78

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

Today 13 Oct Rapid City

Cloudy. Highs in the upper 40s. East Winds around 5 Mph.

Tonight 13 Oct Rapid City

Mostly cloudy. Lows around 40. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rapid City Temperature Statistics

October Temperature

Ellsworth Air Force Base (8.1 miles)

  • Lowest 4 October, 2026

    44.8 °F

  • Average October

    63.2 °F

  • Highest 9 October, 2026

    91.8 °F

Climate (2021–2026)

Ellsworth Air Force Base (8.1 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    61.3 °F
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