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Weather & Climate in Gyeongsan-si, South Korea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Gyeongsan-si experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 30°F in January while summers reach 75°F in July. The area gets 253 sunny days per year, above the national average. Annual precipitation totals 45.7 inches. The area receives 2.8 inches of snow annually. The city sits at an elevation of 194 feet.
Temperature
30°F Jan (-1°C)
75°F Jul (24°C)
| Annual Average | 53.6°F |
| 1% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 194 ft (59 m) |
| Area | 158.9 sq mi (411.6 km²) |
| Population Density | 1,680/sq mi |
| Coordinates | 35.8233°N, 128.7378°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 | 43 km | 13 km |
| May 29, 2004 | 78 km NE of Heunghae, South Korea | M5.3 | 140 km | 29 km |
| Sep 12, 2016 | 14km SW of Gyeongju, South Korea | M4.9 | 34 km | 10 km |
| Dec 13, 1996 | 20 km W of T’aebaek, South Korea | M4.8 | 147 km | 10 km |
| Jun 25, 1997 | 3 km SW of Gyeongju, South Korea | M4.7 | 41 km | 10 km |
| Feb 10, 2018 | 5 km SW of Heunghae, South Korea | M4.7 | 58 km | 5 km |
| Jul 5, 2016 | 52 km E of Ulsan, South Korea | M4.7 | 110 km | 10 km |
| Sep 19, 2016 | 10 km SSW of Gyeongju, South Korea | M4.6 | 39 km | 9 km |
| Nov 9, 1995 | 79 km ENE of Heunghae, South Korea | M4.5 | 142 km | 33 km |
| Dec 13, 1992 | 66 km E of Ulsan, South Korea | M4.4 | 123 km | 27 km |
| Oct 7, 1995 | 75 km E of Ulsan, South Korea | M4.0 | 129 km | 54 km |
| Dec 9, 2000 | 60 km NE of Heunghae, South Korea | M3.8 | 124 km | 33 km |
| Jan 29, 2020 | 21 km WNW of Mungyeong, South Korea | M3.5 | 117 km | 10 km |
| Sep 21, 2016 | 9km SSE of Gyeongju, South Korea | M3.5 | 46 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 | 81 km |
| 2020 | Haishen | Category 1 | 92 mph | 55 km |
| 2020 | Maysak | Category 1 | 92 mph | 39 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 229 km |
| 2016 | Chaba | Category 1 | 81 mph | 169 km |
| 2015 | Goni | Category 2 | 81 mph | 216 km |
| 2013 | Danas | Category 1 | 69 mph | 237 km |
| 2012 | Sanba | Category 2 | 86 mph | 94 km |
| 2010 | Kompasu | Category 1 | 58 mph | 287 km |
| 2007 | Nari | Category 1 | 81 mph | 191 km |
| 2007 | Usagi | Category 1 | 63 mph | 275 km |
| 2006 | Shanshan | Category 1 | 81 mph | 253 km |
| 2005 | Nabi | Category 1 | 75 mph | 246 km |
| 2004 | Songda | Category 2 | 86 mph | 282 km |
| 2003 | Maemi | Category 3 | 92 mph | 25 km |
| 2003 | Soudelor | Category 1 | 69 mph | 133 km |
| 2002 | Rusa | Category 1 | 81 mph | 218 km |
| 2000 | Saomai | Category 1 | 69 mph | 211 km |
| 1999 | Bart | Category 2 | 92 mph | 296 km |
| 1999 | Olga | Category 1 | 69 mph | 257 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 | — | — | 78 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 0.9 in | Coldest |
| February | 34°F (1°C) | 1.3 in | |
| March | 42°F (6°C) | 2.2 in | |
| April | 54°F (12°C) | 3.7 in | |
| May | 62°F (17°C) | 3.7 in | |
| June | 69°F (20°C) | 6.4 in | |
| July | 75°F (24°C) | 9.7 in | Wettest |
| August | 76°F (24°C) | 8.6 in | Warmest |
| September | 67°F (20°C) | 5.4 in | |
| October | 57°F (14°C) | 1.8 in | |
| November | 45°F (7°C) | 1.5 in | |
| December | 34°F (1°C) | 0.7 in | Driest |
Gyeongsan-si has a seasonal temperature swing of 46°F / from 30°F in January to 76°F in August. Total annual precipitation is 45.7 inches, with July being the wettest month (9.7") and December the driest (0.7").