Naval Air Station Joint Reserve Base Willow Grove Rainfall Forecast

  • 30%
  • 60%
  • 5%
  • 35%
  • 15%
  • 10%
  • 10%
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Naval Air Station Joint Reserve Base Willow Grove Rainfall Statistics

January Rainfall

Philadelphia - Wings Field Airport (7.5 miles)

  • Total Rainfall January

    1.9in

  • Daily Average January

    0.2in

  • Wettest Day 10 January, 2026

    1.8in

  • Wet Days January

    2/14 (14%)

Climate (2010–Present)

Philadelphia - Wings Field Airport (7.5 miles)

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  • Annual Average 2021–2025

    51.4in

  • Monthly Average 2021–2025

    4.3in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 30 October, 2025

    5.8in
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