Boulder Reservoir Rainfall Forecast

  • 100%
  • 80%
  • 20%
  • 15%
  • 30%
  • 55%
  • 35%
Graph Plots Open in Graphs

  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Boulder Reservoir Rainfall Statistics

January Rainfall

Alturas (42.9 miles)

  • Total Rainfall January

    2in

  • Daily Average January

    0.1in

  • Wettest Day 4 January, 2021

    1.5in

  • Wet Days January

    8/27 (30%)

Climate (2010–Present)

Alturas (42.9 miles)

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  • Annual Average 2010–Present

    16.6in

  • Monthly Average 2010–Present

    1.8in

  • Daily Average 2010–Present

    0.1in

  • Wettest Day 4 October, 2018

    1.8in
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