Rapid City Weather Forecast

    • 55
    • 76

    Increasing Clouds

    • 61
    • 84

    Rain Showers

    • 51
    • 77

    Chance Rain Showers

    • 48
    • 67

    Mostly Sunny

    • 49
    • 72

    Partly Sunny

    • 52
    • 75

    Partly Sunny

    • 51
    • 74

    Mostly Sunny

Today 19 Sep Rapid City

Sunny. Highs in the mid 80s. South Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 19 Sep Rapid City

Partly cloudy with a 30 percent chance of Showers and Thunderstorms. Lows around 60. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rapid City Temperature Statistics

September Temperature

Ellsworth Air Force Base (8.1 miles)

  • Lowest 13 September, 2019

    41.9 °F
  • Average September

    66.1 °F
  • Highest 2 September, 2019

    93.7 °F

Climate (2010–Present)

Ellsworth Air Force Base (8.1 miles)

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  • Average Low 2010–Present

    37.4 °F
  • Average 2010–Present

    48.5 °F
  • Average High 2010–Present

    59.8 °F
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