August in Lviv averages a daily high of 24.9°C with nights around 13.3°C. Expect roughly 10.9 wet days totalling 68.9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Lviv is May–September.
Based on LVIV, UP (5.8km), 1995–2024. 20 years of August data.