December in Freiburg averages a daily high of 6.8°C with nights around 0.5°C. Expect roughly 14.3 wet days totalling 64.9mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Freiburg is May–September.
Based on FREIBURG, GM (3.4km), 1995–2024. 30 years of December data.