St Charles Rainfall Forecast

  • No Rain
  • 55%
  • 70%
  • 15%
  • 35%
  • 70%
  • 50%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

St Charles Rainfall Statistics

May Rainfall

St. Louis Lambert International Airport (7.5 miles)

  • Total Rainfall May

    1in
  • Daily Average May

    0.1in
  • Wettest Day 5 May, 2026

    0.6in
  • Wet Days May

    5/14 (36%)

Climate (2010–Present)

St. Louis Lambert International Airport (7.5 miles)

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  • Annual Average 2021–2025

    42.5in
  • Monthly Average 2021–2026

    3.6in
  • Daily Average 2021–2026

    0.1in
  • Wettest Day 26 July, 2022

    8.6in
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