April in Rubtsovsk averages a daily high of 13.3°C with nights around -0.2°C. Expect roughly 6.9 wet days totalling 22.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Rubtsovsk is May–June.
Based on RUBCOVSK, RS (1.8km), 1995–2024. 30 years of April data.