December in Strasbourg averages a daily high of 6.2°C with nights around 0.8°C. Expect roughly 13.1 wet days totalling 44.8mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Strasbourg is May–September.
Based on STRASBOURG ENTZHEIM, FR (8.7km), 1995–2024. 30 years of December data.