December in Downtown Vancouver averages a daily high of 7°C with nights around 3°C. Expect roughly 18.7 wet days totalling 202.1mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Downtown Vancouver is July–August.
Based on VANCOUVER HARBOUR CS, BC CA (1.9km), 1995–2024. 27 years of December data.