June in Chatham averages a daily high of 21.5°C with nights around 10.4°C. Expect roughly 10 wet days totalling 46.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Chatham is May–September.
Based on WISLEY, UK (8.5km), 1995–2024. 27 years of June data.