Chengnan, China

Full City Profile

115 ft Elevation 35 meters

64°F Avg Temperature 18°C

Chengnan enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 43°F in January while summers reach 84°F in July. The area gets 229 sunny days per year. Annual precipitation totals 45.7 inches. The area receives 1.7 inches of snow annually.

Temperature

43°F Jan (6°C) 84°F Jul (29°C)

Annual Average	64.3°F
	19% above US avg
January Average	43°F (6°C)
July Average	84°F (29°C)
Sunny Days	229 days/yr

Geography

Elevation	115 ft (35 m)
Area	5,443.7 sq mi (14,099.3 km²)
Population Density	0/sq mi
Coordinates	30.3484°N, 112.1765°W
Timezone	Asia/Shanghai

Precipitation & Snow

Annual Rainfall 45.7"

20% above US avg

Snowfall 1.7"

Air Quality

Earthquake History

6 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.1. Most recent: M4.5 on Jun 26, 2025.

Mar 29, 2014	49 km WNW of Yichang, China	M5.1	144 km
Jun 26, 2025	63 km N of Yichang, China	M4.5	131 km
Feb 22, 2017	54 km W of Yichang, China	M4.2	144 km
Apr 17, 1991	54 km SW of Yichang, China	M4.2	124 km
Jun 20, 2023	57 km N of Yichang, China	M4.2	127 km
Jun 2, 2007	19 km W of Jingzhou, China	M4.0	18 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 54.0 m (177 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1985	QUYUAN, ZIGUI COUNTY	Meteorological	54.0 m	10	148 km

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

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