June in Yartsevo averages a daily high of 21.6°C with nights around 10.8°C. Expect roughly 12.9 wet days totalling 80.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Yartsevo is May–September.
Based on SMOLENSK, RS (53.4km), 1995–2024. 25 years of June data.