And Still Be Close To Your Neighbors. Walking through the University of Dayton's campus, you're not the only one who feels right at home: approximately 90 percent of our undergrads live on campus or in the student neighborhood. You'll appreciate your new home almost as much as the view.
Average Weather in September in Seattle Washington, United States. In Seattle, the month of September is characterized by falling daily high temperatures, with daily highs decreasing by 8Â°F, from 75Â°F to 67Â°F over the course of the month, and rarely exceeding 83Â°F or dropping below 60Â°F.
September was a fairly dry month in Seattle, with just half the normal precipitation. More noteworthy, however, was the monthâs average temperature, which ended up 0.8 degrees below normal.That broke an 18-month stretch of warmer-than-normal months in Seattle, dating back to March 2014.eptember was a fairly dry month in Seattle, with just half the normal precipitation. More noteworthy, however, was the monthâs average temperature, which ended up 0.8 degrees below normal.