July in Tallinn averages a daily high of 22.3°C with nights around 13.4°C. Expect roughly 12.3 wet days totalling 86.2mm. 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 July data.