October in Québec averages a daily high of 12.8°C with nights around 5°C. Expect roughly 13.5 wet days totalling 113.1mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Québec is June–September.
Based on BEAUPORT, QC CA (2.6km), 1995–2024. 14 years of October data.