August in Ostend averages a daily high of 22.2°C with nights around 15.8°C. Expect roughly 12.7 wet days totalling 81.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Ostend is June–September.
Based on WEST SOUBURG, NL (53.5km), 1995–2024. 30 years of August data.