December in Zürich (Kreis 11) averages a daily high of 4.1°C with nights around -0.3°C. Expect roughly 14.3 wet days totalling 84.5mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Zürich (Kreis 11) is May–September.
Based on ZUERICH FLUNTERN, SZ (5.6km), 1995–2024. 30 years of December data.