Intracoastal Waterway - William Island Rainfall Forecast

  • No Rain
  • 60%
  • No Rain
  • No Rain
  • No Rain
  • 20%
  • 30%
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  • Rainfall Probability Forecast NOAA

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Intracoastal Waterway - William Island Rainfall Statistics

December Rainfall

North Myrtle Beach Grand Strand Airport (3.7 miles)

  • Total Rainfall December

    2in

  • Daily Average December

    0.2in

  • Wettest Day 5 December, 2025

    1in

  • Wet Days December

    4/13 (31%)

Climate (2010–Present)

North Myrtle Beach Grand Strand Airport (3.7 miles)

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  • Annual Average 2020–2024

    46.9in

  • Monthly Average 2020–2025

    3.8in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 30 August, 2023

    4.8in
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