August in Iaşi averages a daily high of 29.1°C with nights around 15.8°C. Expect roughly 6.8 wet days totalling 51.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Iaşi is May–June.
Based on IASI, RO (2.5km), 1995–2024. 30 years of August data.