August in Thanh Hóa averages a daily high of 31.9°C. Expect roughly 13.8 wet days totalling 272.3mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Thanh Hóa is November–February.
Based on THANH HOA, VM (5.8km), 1995–2024. 20 years of August data.