June in Tallinn averages a daily high of 19.8°C with nights around 10.2°C. Expect roughly 11 wet days totalling 66.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Tallinn is June–August.
Based on TALLINN, EN (9.6km), 1995–2024. 30 years of June data.