May in Na Di averages a daily high of 35.8°C with nights around 25.6°C. Expect roughly 16.1 wet days totalling 204.1mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Na Di is November–January.
Based on PRACHIN BURI, TH (45.4km), 1995–2024. 28 years of May data.