December in Schwäbisch Gmünd averages a daily high of 5.6°C with nights around -0.8°C. Expect roughly 17.2 wet days totalling 86.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Schwäbisch Gmünd is June–September.
Based on SCHWABISCH GMUND WEILER, GM (6.5km), 1995–2024. 23 years of December data.