July in Nghi Sơn averages a daily high of 33.1°C. Expect roughly 11.3 wet days totalling 209.4mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Nghi Sơn is November–February.
Based on THANH HOA, VM (47.2km), 1995–2024. 20 years of July data.