Chain of Rocks Rainfall Forecast

  • No Rain
  • 5%
  • 45%
  • 40%
  • 35%
  • 45%
  • 35%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Chain of Rocks Rainfall Statistics

September Rainfall

St. Louis, Spirit Of St. Louis Airport (19.3 miles)

  • Total Rainfall September

    0.1in

  • Daily Average September

    0.01in

  • Wettest Day 4 September, 2025

    0.1in

  • Wet Days September

    2/17 (12%)

Climate (2010–Present)

St. Louis, Spirit Of St. Louis Airport (19.3 miles)

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  • Annual Average 2020–2024

    39.7in

  • Monthly Average 2020–2025

    3.3in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 4 April, 2025

    4.2in
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