Weather & Climate in Wŏnsan, North Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wŏnsan experiences four distinct seasons with an average annual temperature of 51°F (10°C). Winters average 26°F in January while summers reach 72°F in July. Annual precipitation totals 41.9 inches. The area receives 2.2 inches of snow annually. The city sits at an elevation of 23 feet.
Temperature
26°F Jan (-4°C)
72°F Jul (22°C)
| Annual Average | 50.7°F |
| 6% below US avg | |
| January Average | 26°F (-4°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 23 ft (7 m) |
| Area | 40.2 sq mi (104.0 km²) |
| Population Density | 9,044/sq mi |
| Coordinates | 39.1528°N, 127.4436°E |
| Timezone | Asia/Pyongyang |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.
| Nov 11, 1992 | 8 km NW of Chunghwa, North Korea | M4.3 | 149 km | 10 km |
| May 11, 2020 | 32 km E of Koksan, North Korea | M3.8 | 57 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
8 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Bavi | Category 1 | 81 mph | 228 km |
| 2020 | Maysak | Category 1 | 81 mph | 280 km |
| 2020 | Haishen | Category 1 | 69 mph | 280 km |
| 2019 | Lingling | Category 1 | 69 mph | 240 km |
| 2010 | Kompasu | Category 1 | 58 mph | 119 km |
| 2003 | Maemi | Category 1 | 69 mph | 298 km |
| 2000 | Prapiroon | Category 1 | 69 mph | 290 km |
| 1995 | Faye | Category 1 | 46 mph | 284 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Ch'uga-ryong (92 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ch'uga-ryong | Shield | 452 m (1,483 ft) | Unknown | 92 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-4°C) | 0.6 in | Coldest, Driest |
| February | 29°F (-2°C) | 0.8 in | |
| March | 38°F (4°C) | 1.1 in | |
| April | 51°F (10°C) | 2.1 in | |
| May | 60°F (16°C) | 2.8 in | |
| June | 66°F (19°C) | 4.4 in | |
| July | 72°F (22°C) | 10.6 in | Wettest |
| August | 73°F (23°C) | 9.3 in | Warmest |
| September | 65°F (18°C) | 5.8 in | |
| October | 55°F (13°C) | 1.9 in | |
| November | 42°F (6°C) | 1.7 in | |
| December | 31°F (-0°C) | 0.9 in |
Wŏnsan has a seasonal temperature swing of 48°F / from 26°F in January to 73°F in August. Total annual precipitation is 41.9 inches, with July being the wettest month (10.6") and January the driest (0.6").