December in Reutlingen averages a daily high of 6.3°C with nights around -0.7°C. Expect roughly 15.4 wet days totalling 57.7mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Reutlingen is May–September.
Based on METZINGEN, GM (7.3km), 1995–2024. 21 years of December data.