May in Beliatta averages a daily high of 31.1°C with nights around 25.8°C. Expect roughly 9.8 wet days totalling 88.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Beliatta is January–April.
Based on HAMBANTOTA, CE (44.9km), 1995–2024. 15 years of May data.