June in Weymouth averages a daily high of 18.7°C with nights around 11.9°C. Expect roughly 9 wet days totalling 46.1mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Weymouth is June–September.
Based on SWANAGE, UK (35.4km), 1995–2024. 29 years of June data.