Delaware River - Port Penn Rainfall Forecast

  • 10%
  • 90%
  • 10%
  • 5%
  • 10%
  • 5%
  • 10%
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Delaware River - Port Penn Rainfall Statistics

May Rainfall

Wilmington, New Castle County Airport (10.6 miles)

  • Total Rainfall May

    0.3in

  • Daily Average May

    0.03in

  • Wettest Day 10 May, 2026

    0.2in

  • Wet Days May

    4/13 (31%)

Climate (2010–Present)

Wilmington, New Castle County Airport (10.6 miles)

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  • Annual Average 2021–2025

    42.9in

  • Monthly Average 2021–2026

    3.5in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 12 June, 2023

    3.6in
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