August in Gyumri averages a daily high of 25°C with nights around 11.6°C. Expect roughly 4.6 wet days totalling 28mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Gyumri is June–September.
Based on AMASIA, AM (1.6km), 1995–2024. 21 years of August data.