May in Repentigny averages a daily high of 19.9°C with nights around 8.3°C. Expect roughly 10 wet days totalling 80.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Repentigny is May–September.
Based on RIVIERE DES PRAIRIES, QC CA (6.1km), 1995–2024. 27 years of May data.