April in Voronezh averages a daily high of 14.8°C with nights around 4.1°C. Expect roughly 9.6 wet days totalling 44.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Voronezh is May–September.
Based on VORONEZ, RS (3.9km), 1995–2024. 30 years of April data.