Rapid Valley Weather Forecast

    • 39
    • 83

    Increasing Clouds

    • 23
    • 49

    Chance Rain Showers

    • 33
    • 52

    Mostly Sunny

    • 41
    • 69

    Partly Sunny

    • 39
    • 76

    Partly Sunny

    • 45
    • 75

    Mostly Cloudy

    • 33
    • 73

    Mostly Cloudy

Today 25 Mar Rapid City

Mostly sunny. Not as cool with Highs in the lower 80s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 25 Mar Rapid City

Partly cloudy. Lows around 40. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Rapid Valley Temperature Statistics

March Temperature

Rapid City, Rapid City Regional Airport (4.3 miles)

  • Lowest 16 March, 2026

    -1.4 °F

  • Average March

    43.5 °F

  • Highest 21 March, 2026

    87.7 °F

Climate (2021–Present)

Rapid City, Rapid City Regional Airport (4.3 miles)

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

  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    63 °F
Get WillyWeather+ to remove ads