January in Grand Island averages a daily high of 2.2°C with nights around -9.2°C. Expect roughly 5.6 wet days totalling 15.9mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Grand Island is September–October.
Based on GRAND ISLAND CENTRAL NE REGIONAL AIRPORT, NE US (4.7km), 1995–2024. 30 years of January data.