Bucheon-si, South Korea

Full City Profile

850,731 Population 41,238/sq mi density

46 ft Elevation 14 meters

53°F Avg Temperature 12°C

Bucheon-si experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 26°F in January while summers reach 77°F in July. The area gets 246 sunny days per year. Annual precipitation totals 49.6 inches. The area receives 3.4 inches of snow annually.

Temperature

26°F Jan (-3°C) 77°F Jul (25°C)

Annual Average	53.1°F
	2% below US avg
January Average	26°F (-3°C)
July Average	77°F (25°C)
Sunny Days	246 days/yr

Geography

Elevation	46 ft (14 m)
Area	20.6 sq mi (53.4 km²)
Population Density	41,238/sq mi
Coordinates	37.4989°N, 126.7831°W
Timezone	Asia/Seoul

Precipitation & Snow

Annual Rainfall 49.6"

30% above US avg

Snowfall 3.4"

Wettest Month (Jul) 11.26"

Driest Month (Dec) 1.02"

Air Quality

Earthquake History

4 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.7. Most recent: M3.6 on Jan 8, 2023.

Jan 20, 2007	25 km NNE of Pyeongchang, South Korea	M4.7	150 km
May 11, 2020	32 km E of Koksan, North Korea	M3.8	141 km
Jan 8, 2023	South Korea	M3.6	57 km
Jan 29, 2020	21 km WNW of Mungyeong, South Korea	M3.5	140 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

10 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 2.

Year	Name	Category	Closest
2020	Bavi	Category 2	184 km
2020	Maysak	Category 1	227 km
2020	Haishen	Category 1	212 km
2019	Lingling	Category 1	146 km
2012	Sanba	Category 1	295 km
2010	Kompasu	Category 2	64 km
2003	Maemi	Category 2	266 km
2000	Prapiroon	Category 1	150 km
1999	Olga	Category 1	265 km
1995	Faye	Category 2	187 km

Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

1 tsunami recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
1700	YELLOW SEA	Earthquake	—	—	114 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

1 volcano within 200 km. Closest: Ch'uga-ryong (104 km).

Name	Type	Elevation	Last Eruption	Distance
Ch'uga-ryong	Shield	452 m (1,483 ft)	Unknown	104 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	26°F (-3°C)	1.1 in	Coldest
February	31°F (-1°C)	1.3 in
March	41°F (5°C)	2.0 in
April	53°F (12°C)	3.2 in
May	63°F (17°C)	3.6 in
June	71°F (22°C)	5.3 in
July	77°F (25°C)	11.3 in	Wettest
August	78°F (25°C)	10.8 in	Warmest
September	69°F (20°C)	5.8 in
October	57°F (14°C)	2.2 in
November	43°F (6°C)	2.1 in
December	31°F (-1°C)	1.0 in	Driest

Bucheon-si has a seasonal temperature swing of 52°F / from 26°F in January to 78°F in August. Total annual precipitation is 49.6 inches, with July being the wettest month (11.3") and December the driest (1.0").

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