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Weather & Climate in Sinp’o, North Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sinp’o experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 24°F in January while summers reach 70°F in July. The area gets 277 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 32.7 inches. The area receives 2.4 inches of snow annually. The city sits at an elevation of 128 feet.
Temperature
24°F Jan (-5°C)
70°F Jul (21°C)
| Annual Average | 48.2°F |
| 11% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 277 days/yr |
Geography
| Elevation | 128 ft (39 m) |
| Area | 16.6 sq mi (43.0 km²) |
| Population Density | 9,202/sq mi |
| Coordinates | 40.0397°N, 128.1943°W |
| Timezone | Asia/Pyongyang |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Apr 16, 2002 | 42 km N of Iw?n-?p, North Korea | M4.6 | 84 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2010 | Kompasu | Category 1 | 58 mph | 232 km |
| 2003 | Maemi | Category 1 | 63 mph | 299 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 0.7 in | Coldest, Driest |
| February | 27°F (-3°C) | 0.8 in | |
| March | 36°F (2°C) | 0.9 in | |
| April | 47°F (8°C) | 1.7 in | |
| May | 56°F (13°C) | 2.3 in | |
| June | 63°F (17°C) | 3.7 in | |
| July | 70°F (21°C) | 6.9 in | |
| August | 72°F (22°C) | 7.1 in | Warmest, Wettest |
| September | 64°F (18°C) | 4.6 in | |
| October | 53°F (12°C) | 1.7 in | |
| November | 40°F (4°C) | 1.5 in | |
| December | 29°F (-2°C) | 0.9 in |
Sinp’o has a seasonal temperature swing of 48°F / from 24°F in January to 72°F in August. Total annual precipitation is 32.7 inches, with August being the wettest month (7.1") and January the driest (0.7").