Saint Johns River - Great Marsh Island Rainfall Forecast

  • 95%
  • 95%
  • 80%
  • 75%
  • 60%
  • 55%
  • 40%
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  • Rainfall Probability Forecast NOAA

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Saint Johns River - Great Marsh Island Rainfall Statistics

September Rainfall

Mayport Naval Station - Adm David L. McDonald Field (2.5 miles)

  • Total Rainfall September

    3in
  • Daily Average September

    0.1in
  • Wettest Day 12 September, 2023

    1in
  • Wet Days September

    6/26 (23%)

Climate (2010–Present)

Mayport Naval Station - Adm David L. McDonald Field (2.5 miles)

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  • Annual Average 2010–Present

    44.3in
  • Monthly Average 2010–Present

    3.9in
  • Daily Average 2010–Present

    0.1in
  • Wettest Day 12 October, 2022

    3.3in
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