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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. The area gets 257 sunny days per year, above the national average. 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) |
| Sunny Days | 257 days/yr |
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°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 | 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").