Climate of Seattle - Wikipedia In an average year, at least 0 01 inches (0 25 mm) of precipitation falls on 150 days, more than nearly all U S cities east of the Rocky Mountains In November, Seattle averages more rainfall than any other U S city of more than 250,000 people; it also ranks highly in winter precipitation
Rain Stats - Seattle Weather Blog Seattle averages 39 34 inches of precipitation a year, with the vast majority falling as rain instead of snow Official precipitation totals for the city are measured at Sea-Tac Airport, which is actually located south of the Seattle city limits
Average Monthly Rainfall in Seattle (WA) | Rainfall Graphs Seattle experiences significant rain snowfall throughout the year, averaging 1009 mm of precipitation annually However, this abundant rainfall is not evenly distributed, with a distinct dry season during certain months You can clearly see this in our monthly precipitation graphs below
Yearly Monthly weather - Seattle, WA Remarkably, despite being in a region known for its rainfall, the city observes just under nine days of rainfall on average per month, with the highest frequency in November at 9 1 days and the lowest in August at 2 8 days
Seattle, WA - ClimateStations. com Graphical Climatology of Seattle: Daily Temperatures and Rainfall, by Year (1945 – Present) The following is a graphical climatology of Seattle, Washington (Seattle-Tacoma Int’l Airport) temperatures, precipitation, and various other parameters, from 1945 into 2025
Total Precipitation - Seattle Climate Data Analyze Seattle's precipitation patterns and trends from 1978 to present View monthly and yearly rainfall data, historical precipitation records, and climate change effects on Seattle's weather patterns
Seattle Climate, Weather By Month, Average Temperature (Washington . . . Seattle experiences extreme seasonal variation in monthly rainfall Rain falls throughout the year in Seattle The month with the most rain in Seattle is November, with an average rainfall of 7 5 inches The month with the least rain in Seattle is July, with an average rainfall of 0 7 inches
Seattle climate: seasons, when to go, monthly averages Precipitation amounts to 39 4 inches per year: so, it is at an intermediate level It ranges from 0 6 inches in the driest month (July) to 6 3 inches in the wettest one (November)