All Countries
Weather & Climate in Heunghae, South Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Heunghae enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 34°F in January while summers reach 76°F in July. The area gets 257 sunny days per year, above the national average. Annual precipitation totals 43.5 inches. The area receives 1.5 inches of snow annually. The city sits at an elevation of 72 feet.
Temperature
34°F Jan (1°C)
76°F Jul (25°C)
| Annual Average | 56.2°F |
| 4% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 257 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Area | 74.1 sq mi (191.9 km²) |
| Population Density | 487/sq mi |
| Coordinates | 36.1095°N, 129.3452°W |
| Timezone | Asia/Seoul |
Precipitation & Snow
Air Quality
Earthquake History
15 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 | 38 km | 13 km |
| May 29, 2004 | 78 km NE of Heunghae, South Korea | M5.3 | 78 km | 29 km |
| Sep 12, 2016 | 14km SW of Gyeongju, South Korea | M4.9 | 46 km | 10 km |
| Dec 13, 1996 | 20 km W of T’aebaek, South Korea | M4.8 | 126 km | 10 km |
| Jun 25, 1997 | 3 km SW of Gyeongju, South Korea | M4.7 | 35 km | 10 km |
| Feb 10, 2018 | 5 km SW of Heunghae, South Korea | M4.7 | 6 km | 5 km |
| Jul 5, 2016 | 52 km E of Ulsan, South Korea | M4.7 | 81 km | 10 km |
| Sep 19, 2016 | 10 km SSW of Gyeongju, South Korea | M4.6 | 42 km | 9 km |
| Nov 9, 1995 | 79 km ENE of Heunghae, South Korea | M4.5 | 80 km | 33 km |
| Dec 13, 1992 | 66 km E of Ulsan, South Korea | M4.4 | 91 km | 27 km |
| Oct 6, 1995 | 45 km ESE of Santyoku, South Korea | M4.3 | 136 km | 33 km |
| Oct 7, 1995 | 75 km E of Ulsan, South Korea | M4.0 | 92 km | 54 km |
| Dec 9, 2000 | 60 km NE of Heunghae, South Korea | M3.8 | 60 km | 33 km |
| Jan 29, 2020 | 21 km WNW of Mungyeong, South Korea | M3.5 | 137 km | 10 km |
| Sep 21, 2016 | 9km SSE of Gyeongju, South Korea | M3.5 | 40 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
28 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2022 | Hinnamnor | Category 1 | 81 mph | 102 km |
| 2020 | Haishen | Category 1 | 92 mph | 69 km |
| 2020 | Maysak | Category 1 | 92 mph | 79 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 257 km |
| 2016 | Chaba | Category 1 | 81 mph | 221 km |
| 2015 | Goni | Category 2 | 81 mph | 181 km |
| 2013 | Danas | Category 1 | 69 mph | 279 km |
| 2012 | Sanba | Category 2 | 86 mph | 153 km |
| 2010 | Kompasu | Category 1 | 58 mph | 292 km |
| 2007 | Nari | Category 1 | 81 mph | 251 km |
| 2007 | Usagi | Category 1 | 63 mph | 238 km |
| 2006 | Shanshan | Category 1 | 81 mph | 253 km |
| 2005 | Nabi | Category 1 | 75 mph | 209 km |
| 2004 | Songda | Category 2 | 86 mph | 273 km |
| 2003 | Maemi | Category 3 | 92 mph | 39 km |
| 2003 | Soudelor | Category 1 | 69 mph | 130 km |
| 2002 | Rusa | Category 1 | 81 mph | 276 km |
| 2000 | Saomai | Category 1 | 69 mph | 261 km |
| 1999 | Bart | Category 2 | 92 mph | 275 km |
| 1995 | Faye | Category 2 | 75 mph | 95 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 | — | — | 69 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 1.5 in | Coldest |
| February | 37°F (3°C) | 1.7 in | |
| March | 45°F (7°C) | 2.4 in | |
| April | 55°F (13°C) | 3.4 in | |
| May | 64°F (18°C) | 3.2 in | |
| June | 69°F (21°C) | 5.5 in | |
| July | 76°F (25°C) | 7.7 in | Wettest |
| August | 77°F (25°C) | 7.7 in | Warmest |
| September | 70°F (21°C) | 5.3 in | |
| October | 60°F (16°C) | 2.1 in | |
| November | 49°F (9°C) | 1.9 in | |
| December | 39°F (4°C) | 1.1 in | Driest |
Heunghae has a seasonal temperature swing of 43°F / from 34°F in January to 77°F in August. Total annual precipitation is 43.5 inches, with July being the wettest month (7.7") and December the driest (1.1").