Columbia River - Tomahawk Island Rainfall Forecast

  • No Rain
  • No Rain
  • No Rain
  • No Rain
  • 35%
  • 40%
  • 15%
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Columbia River - Tomahawk Island Rainfall Statistics

September Rainfall

Pearson Airfield (0.6 miles)

  • Total Rainfall September

    0.5in

  • Daily Average September

    0.03in

  • Wettest Day 14 September, 2025

    0.4in

  • Wet Days September

    4/16 (25%)

Climate (2010–Present)

Pearson Airfield (0.6 miles)

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  • Annual Average 2020–2024

    36.5in

  • Monthly Average 2020–2025

    3in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 26 December, 2022

    2.6in
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