July in Zaanstad averages a daily high of 22.4°C with nights around 13.5°C. Expect roughly 13.4 wet days totalling 78.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Zaanstad is May–September.
Based on SCHIPHOL, NL (15.4km), 1995–2024. 30 years of July data.