December in Cuxhaven averages a daily high of 5.5°C with nights around 1.8°C. Expect roughly 17.3 wet days totalling 78mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Cuxhaven is June–September.
Based on CUXHAVEN, GM (0.7km), 1995–2024. 30 years of December data.