Tangnan, China

Full City Profile

33 ft Elevation 10 meters

63°F Avg Temperature 17°C

Tangnan enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 41°F in January while summers reach 83°F in July. The area gets 251 sunny days per year. Annual precipitation totals 50.3 inches. The area receives 3.3 inches of snow annually.

Temperature

41°F Jan (5°C) 83°F Jul (28°C)

Annual Average	62.9°F
	16% above US avg
January Average	41°F (5°C)
July Average	83°F (28°C)
Sunny Days	251 days/yr

Geography

Elevation	33 ft (10 m)
Area	51.5 sq mi (133.3 km²)
Population Density	0/sq mi
Coordinates	31.4142°N, 118.6580°W
Timezone	Asia/Shanghai

Precipitation & Snow

Annual Rainfall 50.3"

32% above US avg

Snowfall 3.3"

Air Quality

Earthquake History

4 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.9. Most recent: M4.9 on Sep 18, 2024.

Sep 18, 2024	29 km E of Hefei, China	M4.9	115 km
Jul 25, 2006	55 km ESE of Datong, China	M4.4	147 km
Sep 13, 2024	35 km NW of Chaohu, China	M4.2	107 km
Apr 6, 2018	27 km NW of Chizhou, China	M3.3	144 km

Source: USGS (M2.5+, 1990–2025)

Hurricane History

6 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 2. Most recent: Bebinca (2024).

Year	Name	Category	Closest
2024	Bebinca	Category 1	233 km
2022	Muifa	Category 1	290 km
2019	Lekima	Category 1	283 km
2005	Khanun	Category 2	187 km
1990	Abe	Category 2	189 km
1985	Mamie	Category 1	264 km

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

Tsunami History

1 tsunami recorded within 500 km.

Year	Location	Cause	Max Wave	Deaths	Distance
1930	JIANGSU PROVINCE	Earthquake	—	—	112 km

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

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