Jiulonghu, China

Full City Profile

118 ft Elevation 36 meters

64°F Avg Temperature 18°C

Jiulonghu enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 43°F in January while summers reach 83°F in July. The area gets 240 sunny days per year. Annual precipitation totals 56.0 inches. The area receives 1.0 inches of snow annually.

Temperature

43°F Jan (6°C) 83°F Jul (29°C)

Annual Average	63.6°F
	18% above US avg
January Average	43°F (6°C)
July Average	83°F (29°C)
Sunny Days	240 days/yr

Geography

Elevation	118 ft (36 m)
Area	50.1 sq mi (129.7 km²)
Population Density	0/sq mi
Coordinates	30.0428°N, 121.5604°W
Timezone	Asia/Shanghai

Precipitation & Snow

Annual Rainfall 56.0"

47% above US avg

Snowfall 1.0"

Air Quality

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M4.0. Most recent: M4.0 on May 25, 2004.

May 25, 2004	12 km NE of Shenjiamen, China	M4.0	80 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

28 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 3. Most recent: Bebinca (2024).

Year	Name	Category	Closest
2024	Bebinca	Category 1	98 km
2022	Muifa	Category 2	66 km
2021	Chanthu	Category 2	187 km
2021	In-fa	Category 1	299 km
2020	Hagupit	Category 1	264 km
2019	Lekima	Category 3	111 km
2019	Mitag	Category 1	172 km
2015	Chan-hom	Category 3	101 km
2012	Haikui	Category 1	146 km
2011	Muifa	Category 1	296 km
2005	Khanun	Category 3	94 km
2005	Matsa	Category 1	227 km
2004	Rananim	Category 2	206 km
2002	Rammasun	Category 3	245 km
2000	Jelawat	Category 2	86 km
2000	Prapiroon	Category 1	149 km
1997	Winnie	Category 1	161 km
1994	Seth	Category 2	215 km
1994	Fred	Category 2	266 km
1994	Doug	Category 1	157 km

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

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1991	AOSHAN	Meteorological	3.0 m	—	57 km

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

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