January in Bloomington averages a daily high of 3°C with nights around -5.9°C. Expect roughly 11.5 wet days totalling 98.5mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Bloomington is September–October.
Based on BLOOMINGTON INDIANA UNIVERSITY, IN US (1.1km), 1995–2024. 30 years of January data.