March in Portmore averages a daily high of 31.3°C with nights around 22.9°C. Expect roughly 3.4 wet days totalling 28.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Portmore is December–April.
Based on NORMAN MANLEY INTERNATIONAL, JM (11.2km), 1995–2024. 16 years of March data.