Multnomah Channel - Santosh Slough Entrance Rainfall Forecast

  • 90%
  • 100%
  • 95%
  • 90%
  • 80%
  • 70%
  • 35%
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Multnomah Channel - Santosh Slough Entrance Rainfall Statistics

December Rainfall

Scappoose Industrial Airpark (3.1 miles)

  • Total Rainfall December

    4.9in

  • Daily Average December

    0.3in

  • Wettest Day 8 December, 2025

    1.4in

  • Wet Days December

    11/17 (65%)

Climate (2010–Present)

Scappoose Industrial Airpark (3.1 miles)

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  • Annual Average 2020–2024

    36.7in

  • Monthly Average 2020–2025

    3in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 4 November, 2022

    3.1in
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