September in Logan averages a daily high of 25.6°C with nights around 7°C. Expect roughly 5.7 wet days totalling 33.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Logan is June.
Based on LOGAN RADIO KVNU, UT US (1.8km), 1995–2024. 29 years of September data.