Harwich Rainfall Forecast

  • 100%
  • 100%
  • 50%
  • 35%
  • 10%
  • 10%
  • 15%
Graph Plots Open in Graphs
  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Harwich Rainfall Statistics

September Rainfall

Chatham, Chatham Municipal Airport (3.7 miles)

  • Total Rainfall September

    12.7in
  • Daily Average September

    0.7in
  • Wettest Day 6 September, 2017

    6.2in
  • Wet Days September

    4/19 (21%)

Climate (2010–Present)

Chatham, Chatham Municipal Airport (3.7 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Annual Average 2010–Present

    131.7in
  • Monthly Average 2010–Present

    11.7in
  • Daily Average 2010–Present

    0.4in
  • Wettest Day 19 August, 2017

    17.1in
Get an account to remove ads