Groton Rainfall Forecast

  • 45%
  • No Rain
  • 10%
  • No Rain
  • 5%
  • 5%
  • 5%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Groton Rainfall Statistics

September Rainfall

Groton / New London, Groton / New London Airport (1.9 miles)

  • Total Rainfall September

    0.1in
  • Daily Average September

    0.01in
  • Wettest Day 3 September, 2020

    0.1in
  • Wet Days September

    2/18 (11%)

Climate (2010–Present)

Groton / New London, Groton / New London Airport (1.9 miles)

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  • Annual Average 2010–Present

    80.6in
  • Monthly Average 2010–Present

    7.2in
  • Daily Average 2010–Present

    0.2in
  • Wettest Day 16 October, 2019

    6.8in
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