June in Bellingham averages a daily high of 20.5°C with nights around 10.5°C. Expect roughly 10.1 wet days totalling 42.1mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Bellingham is July–August.
Based on BELLINGHAM 3 SSW, WA US (5.1km), 1995–2024. 29 years of June data.