May in Cà Mau averages a daily high of 33.3°C. Expect roughly 16.3 wet days totalling 210mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Cà Mau is January–March.
Based on CA MAU, VM (0.7km), 1995–2024. 22 years of May data.