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Seosan, South Korea
Full City Profile
74,208
Population
259/sq mi density
108 ft
Elevation
33 meters
53°F
Avg Temperature
12°C
Seosan experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 29°F in January while summers reach 76°F in July. The area gets 250 sunny days per year. Annual precipitation totals 47.6 inches. The area receives 3.8 inches of snow annually.
Temperature
29°F Jan (-2°C)
76°F Jul (24°C)
| Annual Average | 53.3°F |
| 1% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 250 days/yr |
Geography
| Elevation | 108 ft (33 m) |
| Area | 286.0 sq mi (740.8 km²) |
| Population Density | 259/sq mi |
| Coordinates | 36.7817°N, 126.4522°W |
| Timezone | Asia/Seoul |
Precipitation & Snow
Air Quality
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1700 | YELLOW SEA | Earthquake | — | — | 32 km |
| 1649 | YELLOW SEA | Earthquake | — | — | 148 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Ch'uga-ryong (189 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ch'uga-ryong | Shield | 452 m (1,483 ft) | Unknown | 189 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 1.2 in | Coldest, Driest |
| February | 32°F (-0°C) | 1.3 in | |
| March | 40°F (5°C) | 1.9 in | |
| April | 52°F (11°C) | 3.4 in | |
| May | 61°F (16°C) | 3.7 in | |
| June | 70°F (21°C) | 4.7 in | |
| July | 76°F (24°C) | 10.5 in | Wettest |
| August | 77°F (25°C) | 9.5 in | Warmest |
| September | 69°F (20°C) | 5.7 in | |
| October | 57°F (14°C) | 2.3 in | |
| November | 45°F (7°C) | 2.2 in | |
| December | 34°F (1°C) | 1.3 in |
Seosan has a seasonal temperature swing of 48°F / from 29°F in January to 77°F in August. Total annual precipitation is 47.6 inches, with July being the wettest month (10.5") and January the driest (1.2").