March in Ostend averages a daily high of 9.7°C with nights around 4.5°C. Expect roughly 13.5 wet days totalling 47.2mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Ostend is June–September.
Based on WEST SOUBURG, NL (53.5km), 1995–2024. 30 years of March data.