Weather & Climate in Sinmak, North Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sinmak experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 21°F in January while summers reach 74°F in July. Annual precipitation totals 40.9 inches. The area receives 1.8 inches of snow annually. The city sits at an elevation of 361 feet.
Temperature
21°F Jan (-6°C)
74°F Jul (23°C)
| Annual Average | 49.7°F |
| 8% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 361 ft (110 m) |
| Area | 274.9 sq mi (712.0 km²) |
| Population Density | 68/sq mi |
| Coordinates | 38.4167°N, 126.2333°E |
| Timezone | Asia/Pyongyang |
Precipitation & Snow
Air Quality
Earthquake History
5 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 | 71 km | 10 km |
| Mar 17, 2002 | 49 km WSW of Changy?n, North Korea | M3.9 | 149 km | 33 km |
| May 11, 2020 | 32 km E of Koksan, North Korea | M3.8 | 79 km | 10 km |
| Jun 27, 2019 | 10 km W of Chunghwa, North Korea | M3.6 | 69 km | 10 km |
| Jan 8, 2023 | South Korea | M3.6 | 73 km | 17 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
6 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Bavi | Category 2 | 81 mph | 130 km |
| 2020 | Haishen | Category 1 | 69 mph | 297 km |
| 2019 | Lingling | Category 1 | 69 mph | 107 km |
| 2010 | Kompasu | Category 1 | 69 mph | 92 km |
| 2000 | Prapiroon | Category 1 | 69 mph | 159 km |
| 1995 | Faye | Category 1 | 58 mph | 282 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Ch'uga-ryong (96 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ch'uga-ryong | Shield | 452 m (1,483 ft) | Unknown | 96 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 0.6 in | Coldest |
| February | 27°F (-3°C) | 0.4 in | Driest |
| March | 37°F (3°C) | 1.2 in | |
| April | 50°F (10°C) | 2.2 in | |
| May | 60°F (16°C) | 2.9 in | |
| June | 69°F (20°C) | 4.1 in | |
| July | 74°F (23°C) | 11.6 in | Wettest |
| August | 74°F (23°C) | 9.4 in | Warmest |
| September | 65°F (18°C) | 4.7 in | |
| October | 53°F (12°C) | 1.6 in | |
| November | 39°F (4°C) | 1.4 in | |
| December | 27°F (-3°C) | 0.8 in |
Sinmak has a seasonal temperature swing of 53°F / from 21°F in January to 74°F in August. Total annual precipitation is 40.9 inches, with July being the wettest month (11.6") and February the driest (0.4").