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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. The area gets 260 sunny days per year, above the national average. 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) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 23 ft (7 m) |
| Area | 40.2 sq mi (104.0 km²) |
| Population Density | 8,199/sq mi |
| Coordinates | 39.1528°N, 127.4436°W |
| 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").