August in Vyborg averages a daily high of 21.1°C with nights around 13.3°C. Expect roughly 12.1 wet days totalling 79.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Vyborg is June–August.
Based on VYBORG, RS (2.9km), 1995–2024. 30 years of August data.