Sunchon, in South Pyongan, KP, is home to roughly 437,000 people in the Asia/Pyongyang time zone at 39.4°N latitude.
In 2025, Sunchon recorded an average annual temperature of 51°F. The hottest temperatures reached 91°F in July; the coolest were -3°F in January. Total precipitation for the year was 62 inches, with the wettest month being August. Snowfall for the year totaled approximately 6 inches.
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