June in High Wycombe averages a daily high of 20.7°C with nights around 9.8°C. Expect roughly 10.9 wet days totalling 40.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit High Wycombe is June–September.
Based on WALLINGFORD, UK (24.9km), 1995–2024. 28 years of June data.