7-hour rain and snow forecast for Seattle, WA with 24-hour rain accumulation, radar and satellite maps of precipitation by Weather Underground. Monthly temperature, precipitation and hours of sunshine. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec.
The climate guide for Seattle, Washington shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources. The average sliding 31-day rainfall during January in Seattle is decreasing, starting the month at 6.2 inches, when it rarely exceeds 9.6 inches or falls below 3.1 inches, and ending the month at 5.5 inches, when it rarely exceeds 8.8 inches or falls below 2.4 inches. Comparatively, Seattle only gest 38 inches of rainfall per year, but it rains much more frequently throughout the year.
January 2020 is currently the 14th rainiest January on record with 8.04 inches of rainfall. However, it's not the rainiest city in the state of Washington, either. A climate graph showing rainfall, temperatures and normals. While Seattle may get more rainfall than Tacoma's 37 inches, Olympia—located further to the south—gets 50 inches of annual precipitation. Portland, Oregon, is one of the few cities that sees more days with measurable rainfall, about 155 days, but it actually receives slightly less rain than Seattle: 36.20 inches. Seattle experiences its heaviest rainfall during November, December, and January, receiving roughly half of its annual rainfall (by volume) during this period. Get the monthly weather forecast for Seattle, WA, including daily high/low, historical averages, to help you plan ahead. The Seattle Times reports that over the past four years, Seattle has recieved 186.4 inches of rain, which is more rainfall than any other four-year period in the city's recorded history. Seattle weather averages and climate Seattle, Washington. In late fall and early winter, atmospheric rivers (also known as " Pineapple Express " systems), strong frontal …