May in Loveland averages a daily high of 21.5°C with nights around 4.9°C. Expect roughly 12.2 wet days totalling 73.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Loveland is September–October.
Based on LOVELAND 2 N, CO US (4.2km), 1995–2024. 25 years of May data.