May in Saguenay averages a daily high of 16.9°C with nights around 4.5°C. Expect roughly 13.4 wet days totalling 70.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Saguenay is June–September.
Based on JONQUIERE, QC CA (6.5km), 1995–2024. 26 years of May data.