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Weather & Climate in Deokjin, South Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Deokjin enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 35°F in January while summers reach 77°F in July. The area gets 255 sunny days per year, above the national average. Annual precipitation totals 65.4 inches (wetter than the 38-inch national average). The area receives 4.7 inches of snow annually. The city sits at an elevation of 33 feet.
Temperature
35°F Jan (2°C)
77°F Jul (25°C)
| Annual Average | 56.0°F |
| 4% above US avg | |
| January Average | 35°F (2°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 255 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 371.3 sq mi (961.5 km²) |
| Population Density | 0/sq mi |
| Coordinates | 34.8195°N, 126.6969°W |
| Timezone | Asia/Seoul |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| Jun 11, 2024 | 3 km NW of Puan, South Korea | M4.4 | 104 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
30 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2022 | Hinnamnor | Category 2 | 86 mph | 146 km |
| 2020 | Bavi | Category 3 | 98 mph | 210 km |
| 2020 | Haishen | Category 2 | 98 mph | 234 km |
| 2020 | Maysak | Category 2 | 92 mph | 162 km |
| 2019 | Lingling | Category 2 | 81 mph | 165 km |
| 2018 | Kong-rey | Category 1 | 75 mph | 225 km |
| 2018 | Soulik | Category 1 | 81 mph | 221 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 256 km |
| 2016 | Chaba | Category 2 | 81 mph | 137 km |
| 2013 | Danas | Category 1 | 75 mph | 207 km |
| 2012 | Sanba | Category 2 | 98 mph | 141 km |
| 2012 | Bolaven | Category 1 | 75 mph | 245 km |
| 2010 | Kompasu | Category 3 | 81 mph | 176 km |
| 2007 | Nari | Category 2 | 86 mph | 74 km |
| 2004 | Megi | Category 1 | 75 mph | 217 km |
| 2003 | Maemi | Category 3 | 104 mph | 141 km |
| 2003 | Soudelor | Category 1 | 69 mph | 232 km |
| 2002 | Rusa | Category 1 | 81 mph | 94 km |
| 2000 | Saomai | Category 1 | 69 mph | 158 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 242 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1649 | YELLOW SEA | Earthquake | — | — | 99 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Halla (163 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Halla | Shield | 1,919 m (6,296 ft) | 1007 | 163 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 1.3 in | Coldest |
| February | 36°F (2°C) | 1.8 in | |
| March | 44°F (6°C) | 2.5 in | |
| April | 54°F (12°C) | 3.8 in | |
| May | 63°F (17°C) | 4.0 in | |
| June | 70°F (21°C) | 7.4 in | |
| July | 77°F (25°C) | 9.7 in | Wettest |
| August | 78°F (26°C) | 8.8 in | Warmest |
| September | 71°F (21°C) | 5.6 in | |
| October | 60°F (16°C) | 2.1 in | |
| November | 48°F (9°C) | 2.0 in | |
| December | 38°F (3°C) | 1.2 in | Driest |
Deokjin has a seasonal temperature swing of 44°F / from 35°F in January to 78°F in August. Total annual precipitation is 50.2 inches, with July being the wettest month (9.7") and December the driest (1.2").