Oregon Annual Rainfall and Climate Data, see below for individual cities
Oregon city precipitation totals
Avg Annual Precip
Avg Annual Snow
|Avg. days of Precip||
Avg # thunderstorm days
|Avg # hail days||Avg # severe thunderstorm watches per year||Avg # tornado watches per year||# of tornadoes reported in county, 1960-2010|
Oregon Precipitation Records
- Driest location ranked by lowest annual average precipitation: Fields, southeastern Oregon, 6.55"
- Wettest location ranked by highest annual average precipitation: Valsetz, northwestern Oregon, 127.71"
- Snowiest location ranked by highest annual average snowfall: Crater Lake, southwestern Oregon, 529.9"
- State precipitation record for 24 hours - Port Orford, southwestern Oregon, 11/19/1996, 11.65"
- State precipitation record for 1 year - Laurel Mountain, northwestern Oregon, 1996, 204.12"
- State snowfall record for 24 hours - Bonneville Dam, northwestern Oregon, 1/9/1980, 39.0"
- State snow record for 1 season - Crater Lake, southwestern Oregon, 1949-1950, 903.0"
- Astoria, Oregon is the third wettest city in the United States with an annual average of 69.60" inches while
Burns, Oregon is one of the driest cities with only 10.57" average annual precipitation.
- The average annual rainfall in Oregon varies from as much as 200 inches at points along the upper west
slopes of the Coast Range to less than eight inches in Plateau regions
Oregon temperature averages and extremes, precipitation and temperature data for all U.S. states and Top 10 U.S. climate extremes
Data sources: National Climatic Data Center, Severe thunderstorm / tornado watch data period is 1999 - 2008, NOAA Storm Prediction Center, Tornado climate data - NOAA Storm Prediction Center, State lightning flash density average - 1997-2011, Vaisala