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Weather & Climate in Ocheon, South Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ocheon enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 33°F in January while summers reach 76°F in July. The area gets 295 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 53.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 72 feet.
Temperature
33°F Jan (1°C)
76°F Jul (24°C)
| Annual Average | 55.5°F |
| 3% above US avg | |
| January Average | 33°F (1°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 295 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Area | 435.2 sq mi (1,127.2 km²) |
| Population Density | 0/sq mi |
| Coordinates | 35.9705°N, 129.4122°W |
| Timezone | Asia/Seoul |
Precipitation & Snow
Air Quality
Earthquake History
14 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Sep 12, 2016 | 6km S of Gyeongju, South Korea | M5.4 | 28 km | 13 km |
| May 29, 2004 | 78 km NE of Heunghae, South Korea | M5.3 | 87 km | 29 km |
| Apr 21, 1994 | 142 km NW of G?tsuch?, Japan | M5.2 | 147 km | 27 km |
| Sep 12, 2016 | 14km SW of Gyeongju, South Korea | M4.9 | 37 km | 10 km |
| Dec 13, 1996 | 20 km W of T’aebaek, South Korea | M4.8 | 143 km | 10 km |
| Jun 25, 1997 | 3 km SW of Gyeongju, South Korea | M4.7 | 26 km | 10 km |
| Feb 10, 2018 | 5 km SW of Heunghae, South Korea | M4.7 | 16 km | 5 km |
| Jul 5, 2016 | 52 km E of Ulsan, South Korea | M4.7 | 65 km | 10 km |
| Sep 19, 2016 | 10 km SSW of Gyeongju, South Korea | M4.6 | 32 km | 9 km |
| Nov 9, 1995 | 79 km ENE of Heunghae, South Korea | M4.5 | 81 km | 33 km |
| Dec 13, 1992 | 66 km E of Ulsan, South Korea | M4.4 | 76 km | 27 km |
| Oct 7, 1995 | 75 km E of Ulsan, South Korea | M4.0 | 78 km | 54 km |
| Dec 9, 2000 | 60 km NE of Heunghae, South Korea | M3.8 | 67 km | 33 km |
| Sep 21, 2016 | 9km SSE of Gyeongju, South Korea | M3.5 | 28 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
31 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 | 88 km |
| 2022 | Nanmadol | Category 1 | 75 mph | 285 km |
| 2020 | Haishen | Category 1 | 92 mph | 56 km |
| 2020 | Maysak | Category 1 | 92 mph | 70 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 242 km |
| 2016 | Chaba | Category 1 | 81 mph | 212 km |
| 2015 | Goni | Category 2 | 81 mph | 167 km |
| 2013 | Danas | Category 1 | 69 mph | 266 km |
| 2012 | Sanba | Category 2 | 86 mph | 146 km |
| 2007 | Nari | Category 1 | 81 mph | 245 km |
| 2007 | Usagi | Category 1 | 63 mph | 226 km |
| 2006 | Shanshan | Category 1 | 81 mph | 237 km |
| 2005 | Nabi | Category 1 | 75 mph | 196 km |
| 2004 | Songda | Category 2 | 86 mph | 263 km |
| 2004 | Chaba | Category 2 | 81 mph | 296 km |
| 2003 | Maemi | Category 3 | 92 mph | 38 km |
| 2003 | Soudelor | Category 1 | 69 mph | 114 km |
| 2002 | Rusa | Category 1 | 81 mph | 269 km |
| 2000 | Saomai | Category 1 | 69 mph | 250 km |
| 1999 | Bart | Category 2 | 92 mph | 259 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1643 | SEA OF JAPAN | Earthquake | — | — | 53 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 1.4 in | Coldest |
| February | 36°F (2°C) | 1.7 in | |
| March | 44°F (7°C) | 2.3 in | |
| April | 55°F (13°C) | 3.5 in | |
| May | 63°F (17°C) | 3.3 in | |
| June | 69°F (21°C) | 5.6 in | |
| July | 76°F (24°C) | 8.0 in | Wettest |
| August | 77°F (25°C) | 7.9 in | Warmest |
| September | 69°F (20°C) | 5.3 in | |
| October | 59°F (15°C) | 2.1 in | |
| November | 48°F (9°C) | 1.8 in | |
| December | 37°F (3°C) | 1.0 in | Driest |
Ocheon has a seasonal temperature swing of 44°F / from 33°F in January to 77°F in August. Total annual precipitation is 43.9 inches, with July being the wettest month (8.0") and December the driest (1.0").