January in Oldenburg averages a daily high of 4.9°C with nights around 0.4°C. Expect roughly 16.6 wet days totalling 65.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Oldenburg is May–September.
Based on FRIESOYTHE EDEWECHTERDAM, GM (19km), 1995–2024. 24 years of January data.