July in Burien averages a daily high of 25.1°C with nights around 13.7°C. Expect roughly 4 wet days totalling 13.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Burien is July–August.
Based on SEATTLE TACOMA AIRPORT, WA US (3.8km), 1995–2024. 30 years of July data.