Rapid City Rainfall Forecast

  • No Rain
  • 5%
  • 70%
  • 85%
  • 55%
  • 20%
  • 25%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Rapid City Rainfall Statistics

May Rainfall

Ellsworth Air Force Base (8.1 miles)

  • Total Rainfall May

    0.01in

  • Daily Average May

    0in

  • Wettest Day 4 May, 2026

    0.01in

  • Wet Days May

    1/15 (7%)

Climate (2010–Present)

Ellsworth Air Force Base (8.1 miles)

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  • Annual Average 2021–2025

    14.3in

  • Monthly Average 2021–2026

    1.1in

  • Daily Average 2021–2026

    0.04in

  • Wettest Day 6 August, 2021

    5.1in
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