September in Lincoln averages a daily high of 27°C with nights around 12.4°C. Expect roughly 6.9 wet days totalling 67.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Lincoln is September–October.
Based on LINCOLN AIRPORT, NE US (9.8km), 1995–2024. 30 years of September data.