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Gwanchon, South Korea

Full City Profile

732 ft Elevation 223 meters
53°F Avg Temperature 12°C
Gwanchon experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 31°F in January while summers reach 75°F in July. The area gets 269 sunny days per year. Annual precipitation totals 67.8 inches. The area receives 13.0 inches of snow annually.

Temperature

31°F Jan (-0°C) 75°F Jul (24°C)
Annual Average52.8°F
2% below US avg
January Average31°F (-0°C)
July Average75°F (24°C)
Sunny Days269 days/yr

Geography

Elevation732 ft (223 m)
Area230.5 sq mi (596.9 km²)
Population Density0/sq mi
Coordinates35.6746°N, 127.2707°W
TimezoneAsia/Seoul

Precipitation & Snow

Annual Rainfall 67.8"
78% above US avg
Snowfall 13.0"
Wettest Month (Jul) 11.90"
Driest Month (Jan) 1.30"

Air Quality

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.4. Most recent: M4.4 on Jun 11, 2024.

Jun 11, 2024 3 km NW of Puan, South Korea M4.4 52 km
Jan 29, 2020 21 km WNW of Mungyeong, South Korea M3.5 130 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

28 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 3.

Year Name Category Closest
2022 Hinnamnor Category 2 181 km
2020 Haishen Category 2 176 km
2020 Bavi Category 2 243 km
2020 Maysak Category 1 149 km
2019 Lingling Category 2 223 km
2018 Prapiroon Category 1 273 km
2016 Chaba Category 1 161 km
2013 Danas Category 1 247 km
2012 Sanba Category 2 106 km
2010 Kompasu Category 3 187 km
2007 Nari Category 1 131 km
2004 Megi Category 1 290 km
2003 Maemi Category 3 127 km
2003 Soudelor Category 1 240 km
2002 Rusa Category 1 164 km
2000 Saomai Category 1 201 km
2000 Prapiroon Category 1 259 km
1999 Olga Category 1 127 km
1995 Faye Category 3 85 km
1994 Seth Category 1 215 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

2 tsunamis recorded within 500 km.

Year Location Cause Max Wave Deaths Distance
1700 YELLOW SEA Earthquake 115 km
1649 YELLOW SEA Earthquake 117 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 31°F (-0°C) 1.3 in Coldest, Driest
February 31°F (-0°C) 1.7 in
March 40°F (5°C) 2.2 in
April 52°F (11°C) 4.0 in
May 61°F (16°C) 3.8 in
June 69°F (21°C) 6.9 in
July 75°F (24°C) 11.9 in Wettest
August 76°F (25°C) 9.8 in Warmest
September 67°F (19°C) 5.6 in
October 56°F (13°C) 2.2 in
November 44°F (7°C) 1.9 in
December 33°F (0°C) 1.3 in

Gwanchon has a seasonal temperature swing of 45°F / from 31°F in January to 76°F in August. Total annual precipitation is 52.6 inches, with July being the wettest month (11.9") and January the driest (1.3").

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