January in Bishan averages a daily high of 10.7°C with nights around 6.1°C. Expect roughly 8.7 wet days totalling 20.5mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Bishan is March–May.
Based on CHONGQING, CH (23.5km), 1995–2024. 26 years of January data.