January in Kstovo averages a daily high of -6.3°C with nights around -11.5°C. Expect roughly 19 wet days totalling 48.7mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Kstovo is May–August.
Based on NIZNIJ NOVGOROD, RS (18.1km), 1995–2024. 25 years of January data.