June in Derry averages a daily high of 15.4°C with nights around 10.4°C. Expect roughly 16.9 wet days totalling 72.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Derry is June–September.
Based on MALIN HEAD, EI (41.6km), 1995–2024. 28 years of June data.