August in Rubtsovsk averages a daily high of 26.3°C with nights around 12°C. Expect roughly 8 wet days totalling 38.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Rubtsovsk is May–June.
Based on RUBCOVSK, RS (1.8km), 1995–2024. 30 years of August data.