Rapid City Weather Forecast

    • 41
    • 61

    Increasing Clouds

    • 39
    • 53

    Chance Rain Showers

    • 42
    • 62

    Slight Chance Thunderstorms

    • 47
    • 66

    Slight Chance Thunderstorms

    • 54
    • 79

    Mostly Sunny

    • 56
    • 83

    Partly Sunny

Today 22 May Rapid City

Not as cool. Mostly sunny. Widespread frost in the morning. Highs in the lower 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 May Rapid City

Not as cool. Partly cloudy with a chance of rain Showers and a slight chance of a thunderstorm in the Evening, then mostly cloudy with a chance of rain after midnight. Lows around 40. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Rapid City Temperature Statistics

May Temperature

Ellsworth Air Force Base (8.1 miles)

  • Lowest 3 May, 2022

    32 °F

  • Average May

    54.2 °F

  • Highest 7 May, 2022

    81.9 °F

Climate (2010–Present)

Ellsworth Air Force Base (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2010–Present

    35.9 °F

  • Average 2010–Present

    47.2 °F

  • Average High 2010–Present

    58.7 °F
Get an account to remove ads