Wind Cave National Park Rainfall Forecast

  • 10%
  • 20%
  • 35%
  • 75%
  • 70%
  • 35%
  • 10%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Wind Cave National Park Rainfall Statistics

August Rainfall

Custer, Custer County Airport (12.4 miles)

  • Total Rainfall August

    1.5in

  • Daily Average August

    0.1in

  • Wettest Day 17 August, 2025

    0.6in

  • Wet Days August

    8/26 (31%)

Climate (2010–Present)

Custer, Custer County Airport (12.4 miles)

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  • Annual Average 2020–2024

    17.9in

  • Monthly Average 2020–2025

    1.5in

  • Daily Average 2020–2025

    0.05in

  • Wettest Day 12 October, 2023

    2in
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