Weather & Climate in Hayang, South Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hayang experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 30°F in January while summers reach 76°F in July. Annual precipitation totals 43.5 inches. The area receives 2.8 inches of snow annually. The city sits at an elevation of 187 feet.
Temperature
30°F Jan (-1°C)
76°F Jul (24°C)
| Annual Average | 54.3°F |
| 1% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 76°F (24°C) |
Geography
| Elevation | 187 ft (57 m) |
| Area | 22.0 sq mi (57.0 km²) |
| Population Density | 1,237/sq mi |
| Coordinates | 35.9133°N, 128.8200°E |
| 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 | 39 km | 13 km |
| May 29, 2004 | 78 km NE of Heunghae, South Korea | M5.3 | 128 km | 29 km |
| Sep 12, 2016 | 14km SW of Gyeongju, South Korea | M4.9 | 32 km | 10 km |
| Dec 13, 1996 | 20 km W of T’aebaek, South Korea | M4.8 | 137 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 | 47 km | 5 km |
| Jul 5, 2016 | 52 km E of Ulsan, South Korea | M4.7 | 106 km | 10 km |
| Sep 19, 2016 | 10 km SSW of Gyeongju, South Korea | M4.6 | 35 km | 9 km |
| Nov 9, 1995 | 79 km ENE of Heunghae, South Korea | M4.5 | 131 km | 33 km |
| Dec 13, 1992 | 66 km E of Ulsan, South Korea | M4.4 | 119 km | 27 km |
| Oct 7, 1995 | 75 km E of Ulsan, South Korea | M4.0 | 124 km | 54 km |
| Dec 9, 2000 | 60 km NE of Heunghae, South Korea | M3.8 | 112 km | 33 km |
| Jan 29, 2020 | 21 km WNW of Mungyeong, South Korea | M3.5 | 114 km | 10 km |
| Sep 21, 2016 | 9km SSE of Gyeongju, South Korea | M3.5 | 42 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 | 86 km |
| 2020 | Haishen | Category 1 | 92 mph | 57 km |
| 2020 | Maysak | Category 1 | 92 mph | 47 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 238 km |
| 2016 | Chaba | Category 1 | 81 mph | 181 km |
| 2015 | Goni | Category 2 | 81 mph | 213 km |
| 2013 | Danas | Category 1 | 69 mph | 248 km |
| 2012 | Sanba | Category 2 | 86 mph | 106 km |
| 2010 | Kompasu | Category 1 | 58 mph | 283 km |
| 2007 | Nari | Category 1 | 81 mph | 203 km |
| 2007 | Usagi | Category 1 | 63 mph | 272 km |
| 2006 | Shanshan | Category 1 | 81 mph | 257 km |
| 2005 | Nabi | Category 1 | 75 mph | 242 km |
| 2004 | Songda | Category 2 | 86 mph | 286 km |
| 2003 | Maemi | Category 3 | 92 mph | 16 km |
| 2003 | Soudelor | Category 1 | 69 mph | 135 km |
| 2002 | Rusa | Category 1 | 81 mph | 230 km |
| 2000 | Saomai | Category 1 | 69 mph | 223 km |
| 1999 | Bart | Category 2 | 92 mph | 295 km |
| 1999 | Olga | Category 1 | 69 mph | 267 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 | - | - | 77 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 0.8 in | Coldest |
| February | 34°F (1°C) | 1.3 in | |
| March | 43°F (6°C) | 2.1 in | |
| April | 54°F (12°C) | 3.4 in | |
| May | 63°F (17°C) | 3.4 in | |
| June | 70°F (21°C) | 5.9 in | |
| July | 76°F (24°C) | 9.3 in | Wettest |
| August | 77°F (25°C) | 8.3 in | Warmest |
| September | 68°F (20°C) | 5.2 in | |
| October | 57°F (14°C) | 1.8 in | |
| November | 45°F (7°C) | 1.5 in | |
| December | 35°F (1°C) | 0.7 in | Driest |
Hayang has a seasonal temperature swing of 46°F / from 30°F in January to 77°F in August. Total annual precipitation is 43.5 inches, with July being the wettest month (9.3") and December the driest (0.7").