July in Leeuwarden averages a daily high of 21.4°C with nights around 12.9°C. Expect roughly 13.9 wet days totalling 83.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Leeuwarden is June–September.
Based on LEEUWARDEN, NL (4.5km), 1995–2024. 30 years of July data.