Castle Rock Rainfall Forecast

  • 10%
  • 10%
  • 5%
  • 10%
  • 50%
  • 50%
  • 45%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Castle Rock Rainfall Statistics

September Rainfall

Denver - Centennial Airport (12.4 miles)

  • Total Rainfall September

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  • Daily Average September

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  • Wettest Day 2 September, 2026

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  • Wet Days September

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Climate (2021–2025)

Denver - Centennial Airport (12.4 miles)

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  • Annual Average 2021–2025

    15.9in

  • Monthly Average 2021–2026

    1.2in

  • Daily Average 2021–2026

    0.04in

  • Wettest Day 11 May, 2023

    3.4in
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