July in Lviv averages a daily high of 24.6°C with nights around 14°C. Expect roughly 16 wet days totalling 115.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Lviv is May–September.
Based on LVIV, UP (5.8km), 1995–2024. 19 years of July data.