Charleston Harbor - Fort Johnson Rainfall Forecast

  • 55%
  • 45%
  • 45%
  • 25%
  • 5%
  • 5%
  • 5%
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Charleston Harbor - Fort Johnson Rainfall Statistics

October Rainfall

Charleston Executive Airport (6.8 miles)

  • Total Rainfall October

    0.3in

  • Daily Average October

    0.04in

  • Wettest Day 4 October, 2025

    0.1in

  • Wet Days October

    3/9 (33%)

Climate (2010–Present)

Charleston Executive Airport (6.8 miles)

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  • Annual Average 2020–2024

    26.3in

  • Monthly Average 2020–2025

    2.2in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 23 August, 2025

    6.6in
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