January in Osnovyanskyi averages a daily high of -1.8°C with nights around -6.7°C. Expect roughly 11.6 wet days totalling 33.6mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Osnovyanskyi is May–June.
Based on KHARKIV, UP (8.4km), 1995–2024. 12 years of January data.