Donghae City, South Korea

Full City Profile

101,128 Population 35,734/sq mi density

79 ft Elevation 24 meters

53°F Avg Temperature 12°C

Donghae City experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 31°F in January while summers reach 74°F in July. The area gets 243 sunny days per year. Annual precipitation totals 51.3 inches. The area receives 4.4 inches of snow annually.

Temperature

31°F Jan (-1°C) 74°F Jul (23°C)

Annual Average	53.3°F
	1% below US avg
January Average	31°F (-1°C)
July Average	74°F (23°C)
Sunny Days	243 days/yr

Geography

Elevation	79 ft (24 m)
Area	2.8 sq mi (7.3 km²)
Population Density	35,734/sq mi
Coordinates	37.5439°N, 129.1069°W
Timezone	Asia/Seoul

Precipitation & Snow

Annual Rainfall 51.3"

35% above US avg

Snowfall 4.4"

Wettest Month (Aug) 10.31"

Driest Month (Dec) 1.65"

Air Quality

Earthquake History

9 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.3. Most recent: M3.9 on May 14, 2023.

May 29, 2004	78 km NE of Heunghae, South Korea	M5.3	125 km
Dec 13, 1996	20 km W of T’aebaek, South Korea	M4.8	54 km
Jan 20, 2007	25 km NNE of Pyeongchang, South Korea	M4.7	56 km
Apr 19, 2019	50 km NE of Tonghae, South Korea	M4.4	51 km
Jan 23, 1996	40 km ENE of Santyoku, South Korea	M4.3	44 km
Oct 6, 1995	45 km ESE of Santyoku, South Korea	M4.3	55 km
May 14, 2023	45 km NE of Tonghae, South Korea	M3.9	45 km
Dec 9, 2000	60 km NE of Heunghae, South Korea	M3.8	142 km
Jan 29, 2020	21 km WNW of Mungyeong, South Korea	M3.5	137 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year	Name	Category	Closest
2022	Hinnamnor	Category 1	178 km
2020	Maysak	Category 1	52 km
2020	Haishen	Category 1	61 km
2012	Sanba	Category 1	284 km
2010	Kompasu	Category 1	179 km
2003	Maemi	Category 2	86 km
2003	Soudelor	Category 1	290 km
1995	Faye	Category 2	90 km
1993	Robyn	Category 1	233 km
1991	Caitlin	Category 1	208 km
1987	Dinah	Category 1	203 km
1985	Pat	Category 1	234 km

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

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Ulreung (156 km).

Name	Type	Elevation	Last Eruption	Distance
Ulreung	Stratovolcano	984 m (3,228 ft)	-2990	156 km
Ch'uga-ryong	Shield	452 m (1,483 ft)	Unknown	179 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	31°F (-1°C)	2.2 in	Coldest
February	33°F (1°C)	2.2 in
March	41°F (5°C)	2.6 in
April	53°F (12°C)	3.0 in
May	62°F (16°C)	2.9 in
June	67°F (20°C)	4.4 in
July	74°F (23°C)	7.8 in
August	75°F (24°C)	10.3 in	Warmest, Wettest
September	66°F (19°C)	7.4 in
October	57°F (14°C)	3.7 in
November	46°F (8°C)	3.0 in
December	36°F (2°C)	1.7 in	Driest

Donghae City has a seasonal temperature swing of 44°F / from 31°F in January to 75°F in August. Total annual precipitation is 51.3 inches, with August being the wettest month (10.3") and December the driest (1.7").

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