May in Vinh averages a daily high of 32.5°C with nights around 24.6°C. Expect roughly 10.2 wet days totalling 122.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Vinh is November–April.
Based on VINH, VM (7.4km), 1995–2024. 23 years of May data.