March in Québec averages a daily high of 1.5°C with nights around -6.9°C. Expect roughly 14 wet days totalling 80.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Québec is June–September.
Based on BEAUPORT, QC CA (2.6km), 1995–2024. 18 years of March data.