Riley Field Rainfall Forecast

  • No Rain
  • 5%
  • 25%
  • 35%
  • 70%
  • 50%
  • 30%
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Riley Field Rainfall Statistics

September Rainfall

Lafayette, Purdue University Airport (16.2 miles)

  • Total Rainfall September

    1.8in

  • Daily Average September

    0.1in

  • Wettest Day 13 September, 2025

    1.2in

  • Wet Days September

    2/18 (11%)

Climate (2010–Present)

Lafayette, Purdue University Airport (16.2 miles)

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  • Annual Average 2020–2024

    32.8in

  • Monthly Average 2020–2025

    2.8in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 24 October, 2021

    2.5in
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