Trillium Lake Rainfall Forecast

  • No Rain
  • 15%
  • 45%
  • 60%
  • 70%
  • 55%
  • 50%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Trillium Lake Rainfall Statistics

January Rainfall

The Dalles Municipal Airport (36.7 miles)

  • Total Rainfall January

    0.8in

  • Daily Average January

    0.03in

  • Wettest Day 1 January, 2026

    0.4in

  • Wet Days January

    6/25 (24%)

Climate (2010–Present)

The Dalles Municipal Airport (36.7 miles)

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  • Annual Average 2021–2025

    11.2in

  • Monthly Average 2021–2025

    0.9in

  • Daily Average 2021–2026

    0.03in

  • Wettest Day 18 December, 2025

    2.2in
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