May in Como averages a daily high of 20.9°C with nights around 12.5°C. Expect roughly 13.2 wet days totalling 181.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Como is May–September.
Based on LUGANO, SZ (23.2km), 1995–2024. 30 years of May data.