August in Semey averages a daily high of 27.3°C with nights around 12.4°C. Expect roughly 6.7 wet days totalling 16.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Semey is August–September.
Based on SEMEJ, KZ (3.6km), 1995–2024. 30 years of August data.