May in Trang averages a daily high of 34.1°C with nights around 23.6°C. Expect roughly 20 wet days totalling 209.7mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Trang is January–February.
Based on TRANG, TH (4.4km), 1995–2024. 26 years of May data.