August in Voronezh averages a daily high of 27°C with nights around 14.7°C. Expect roughly 8.1 wet days totalling 49.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Voronezh is May–September.
Based on VORONEZ, RS (3.9km), 1995–2024. 30 years of August data.