May in Tantou averages a daily high of 28.1°C with nights around 19.8°C. Expect roughly 15.5 wet days totalling 206.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Tantou is October–December.
Based on FUZHOU, CH (31.9km), 1995–2024. 24 years of May data.