September in Loveland averages a daily high of 26.5°C with nights around 7.7°C. Expect roughly 7.3 wet days totalling 34.4mm. 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. 27 years of September data.