Chain of Rocks Rainfall Forecast

  • 5%
  • 35%
  • 10%
  • 5%
  • 35%
  • 65%
  • 40%
Graph Plots Open in Graphs

  • 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

    1.4in

  • Daily Average September

    0.1in

  • Wettest Day 20 September, 2026

    1.3in

  • Wet Days September

    4/25 (16%)

Climate (2021–2025)

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

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

  • Annual Average 2021–2025

    38.3in

  • Monthly Average 2021–2026

    3.2in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 4 April, 2025

    4.2in
Get WillyWeather+ to remove ads