December in Hanau am Main averages a daily high of 5.8°C with nights around 0.6°C. Expect roughly 16 wet days totalling 57.8mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Hanau am Main is May–September.
Based on KAHL MAIN, GM (9.5km), 1995–2024. 30 years of December data.