Comparatively, Seattle only gest 38 inches of rainfall per year, but it rains much more frequently throughout the year. Weather ☀ ⛅ Seattle ☀ ⛅ September ☀ ⛅ Information on temperature, sunshine hours, water temperature & rainfall in September for Seattle. Typical rainfall in Seattle for the entire month of September is 1.5 inches, but 1.74 inches had already been recorder through Sept. 16, with 14 days left to add to that total. In September 1957 there was a total of 0.76 inches of rain, that fell on 9 days. Thank you for reporting this station. The climate comfortable in that locality the month of september. Follow me on Twitter Seattle saw 16 total days of measurable rainfall in September this year, the third most the city has ever had, and the most in over four decades. The city averages 3 days this month when the thermometer reaches into the 80s °F (over 27 °C). Seattle in this month expects an average of 0 days of snow or foggy weather.

In september in Seattle, the climate is quite dry (with 1.4in of rainfall over 6 days).

Seattle - Recent September Temperatures and Rainfall The numbers here describe what the September weather in Seattle, Washington was like for every year since 2010. The average minimum temperature (usually the minimum temperature is noted during the night) in Seattle in September is 11.0°C (51.8°F). The average temperature of the sea during this month is 13°C (55°F). However, it's not the rainiest city in the state of Washington, either. Temperatures above 90 °F (32 °C) are unusual here during September.

In September the average monthly rainfall in Seattle, WA is 1.89 inches with rain usually falling on 10 days.

While Seattle may get more rainfall than Tacoma's 37 inches, Olympia—located further to the south—gets 50 inches of annual precipitation.

58 F Seattle-Tacoma International Airport Station | Report. Football season is kicking off again, in September, with … The situation is deteriorating compared to the previous month since in august there is an average of 0.4in of rainfall over 2 days. 7-hour rain and snow forecast for Seattle, WA with 24-hour rain accumulation, radar and satellite maps of precipitation by Weather Underground.

Weather ☀ ⛅ Seattle ☀ ⛅ September ☀ ⛅ Information on temperature, sunshine hours, water temperature & rainfall in September for Seattle.

There's still plenty to do in Seattle through September though. A series of tables gives September data by year for temperature and precipitation.

Seattle, WA Weather History star_ratehome. Average Weather during September in Seattle (Washington State), United States of America. 2019 Rainfall With 33.88 inches of rain, 2019 was the second year in a row with below-normal precipitation in Seattle—and the city’s driest year since 2013 . The average sliding 31-day rainfall during September in Seattle is rapidly increasing, starting the month at 1.3 inches, when it rarely exceeds 2.9 inches or falls below 0.1 inches, and ending the month at 2.8 inches, when it rarely exceeds 5.2 inches or falls below 0.6 inches.