July in Den Helder averages a daily high of 20.8°C with nights around 14.1°C. Expect roughly 12.5 wet days totalling 67.1mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Den Helder is June–September.
Based on DEN HELDER 1, NL (3km), 1995–2024. 30 years of July data.