June in Kangnyŏng averages a daily high of 25.7°C with nights around 17.3°C. Expect roughly 8 wet days totalling 11.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Kangnyŏng is September–October.
Based on HAEJU, KN (21.7km), 1995–2024. 24 years of June data.