December in Den Helder averages a daily high of 7.1°C with nights around 2.7°C. Expect roughly 18.9 wet days totalling 84.1mm. A hard month to visit for comfort alone.
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 December data.