Average Annual Precipitation for Colorado

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The tables below give yearly averages for rainfall plus snowfall at cities, towns and parks in Colorado.

Each place has a total for the amount of precipitation it usually receives in a year. Most places also have information on the number of days with wet weather. This includes the days when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The annual precipitation totals are averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center.

You can jump to a separate table for Western Colorado and Eastern Colorado.

Western Colorado

Average yearly precipitation
Days Place Inches Millimetres
  67 Alamosa   7.3 186
131 Aspen 24.9 633
  69 Browns Park Wildlife Refuge   8.5 217
  70 Colorado National Monument 11.4 289
  76 Cortez 12.6 319
120 Crested Butte 24.1 613
  69 Dinosaur National Monument 11.4 290
  94 Durango 21.0 533
  87 Glenwood Springs 17.2 436
  74 Grand Junction   9.4 239
  85 Gunnison 10.6 270
115 Leadville 12.5 316
  89 Mesa Verde National Park 18.5 470
117 Ouray 24.7 626
133 Steamboat Springs 24.6 626
102 Taylor Park Reservoir 18.3 464
129 Telluride 23.3 592
120 Vail 23.1 586

Front Range & Eastern Colorado

Annual averages for rainfall plus snowfall
Days Place Inches Millimetres
101 Boulder 20.7 525
  58 Burlington 17.7 448
  77 Canon City 13.5 342
  92 Colorado Springs 16.5 420
  87 Denver 15.6 396
116 Estes Park 16.5 418
  – Florissant Fossil Beds Monument 16.9 429
  81 Fort Collins 15.0 380
  82 Great Sand Dunes Monument 12.4 315
  73 Greeley 14.7 373
  78 Lakewood 17.3 440
  72 Pueblo 12.6 319
  61 Sterling 15.9 404
  76 Trinidad 13.8 352
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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