June in Lisburn averages a daily high of 17.1°C with nights around 9.1°C. Expect roughly 14.9 wet days totalling 71.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Lisburn is June–September.
Based on HILLSBOROUGH, UK (8.3km), 1995–2024. 20 years of June data.