August in Lelystad averages a daily high of 22.7°C with nights around 12.7°C. Expect roughly 13 wet days totalling 86.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Lelystad is May–September.
Based on LELYSTAD, NL (6.5km), 1995–2024. 30 years of August data.