February in Saint-Jérôme averages a daily high of -3.3°C with nights around -13.8°C. Expect roughly 8.2 wet days totalling 44.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Saint-Jérôme is June–September.
Based on ST JEROME, QC CA (4.2km), 1995–2024. 22 years of February data.