August in Donghae City averages a daily high of 28.9°C. Expect roughly 15 wet days totalling 374.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Donghae City is September–October.
Based on GANGNEUNG, KS (32.9km), 1995–2024. 21 years of August data.