Guankou, China

Full City Profile

79 ft Elevation 24 meters

70°F Avg Temperature 21°C

Guankou enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 55°F in January while summers reach 83°F in July. The area gets 291 sunny days per year. Annual precipitation totals 59.8 inches. The area receives 0.0 inches of snow annually.

Temperature

55°F Jan (13°C) 83°F Jul (29°C)

Annual Average	69.8°F
	29% above US avg
January Average	55°F (13°C)
July Average	83°F (29°C)
Sunny Days	291 days/yr

Geography

Elevation	79 ft (24 m)
Area	656.1 sq mi (1,699.4 km²)
Population Density	0/sq mi
Coordinates	24.6124°N, 117.9911°W
Timezone	Asia/Shanghai

Precipitation & Snow

Annual Rainfall 59.8"

57% above US avg

Snowfall 0.0"

Air Quality

Earthquake History

11 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.9. Most recent: M4.3 on Aug 17, 2019.

Feb 25, 1995	27 km S of Kerencun, China	M4.9	77 km
Aug 17, 2019	102 km SSE of Zhenhaicun, China	M4.3	143 km
Aug 1, 2019	86 km W of Magong, Taiwan	M4.2	133 km
Nov 26, 1992	110 km SW of Sanming, China	M4.1	147 km
Aug 22, 2013	34 km WNW of Putian, China	M4.1	131 km
Sep 3, 2013	31 km WNW of Putian, China	M4.1	130 km
Oct 29, 2013	31 km WNW of Putian, China	M4.1	132 km
Aug 5, 1999	54 km ESE of Dazuocun, China	M4.1	149 km
Mar 2, 1992	10 km SSE of Zhenhaicun, China	M3.9	51 km
Jun 3, 1991	64 km SE of Jincheng, Taiwan	M3.9	101 km
Oct 15, 1997	36 km ENE of Jingfeng, China	M3.3	143 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

63 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5. Most recent: Danas (2025).

Year	Name	Category	Closest
2025	Danas	Category 2	243 km
2025	Podul	Category 1	158 km
2024	Kong-rey	Category 2	204 km
2024	Gaemi	Category 1	210 km
2023	Koinu	Category 3	299 km
2023	Haikui	Category 2	220 km
2023	Doksuri	Category 2	69 km
2020	Mekkhala	Category 1	55 km
2018	Maria	Category 2	222 km
2017	Nesat	Category 1	296 km
2016	Meranti	Category 5	21 km
2016	Nepartak	Category 2	258 km
2016	Megi	Category 1	196 km
2015	Dujuan	Category 2	87 km
2015	Soudelor	Category 2	144 km
2015	Linfa	Category 1	235 km
2014	Matmo	Category 1	171 km
2013	Usagi	Category 3	274 km
2013	Trami	Category 1	202 km
2013	Soulik	Category 1	248 km

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

Tsunami History

2 tsunamis recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
1918	GUANGDONG PROVINCE	Eruption + Earthquake	—	2,000	148 km
1917	SOUTH CHINA SEA	Earthquake	—	—	18 km

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

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