July in Angarsk averages a daily high of 25.6°C with nights around 13.5°C. Expect roughly 14 wet days totalling 109.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Angarsk is May–August.
Based on IRKUTSK, RS (44km), 1995–2024. 28 years of July data.