April in Toamasina averages a daily high of 30.2°C with nights around 21.6°C. Expect roughly 19.8 wet days totalling 332mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Toamasina is May–November.
Based on TOAMASINA, MA (3.6km), 1995–2024. 26 years of April data.