April in Ambalantota averages a daily high of 31.8°C with nights around 25.2°C. Expect roughly 7.4 wet days totalling 66.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Ambalantota is January–April.
Based on HAMBANTOTA, CE (12.3km), 1995–2024. 13 years of April data.