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Chengdong, China

Full City Profile

20 ft Elevation 6 meters
70°F Avg Temperature 21°C
Chengdong enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 56°F in January while summers reach 79°F in July. The area gets 286 sunny days per year. Annual precipitation totals 72.9 inches. The area receives 0.0 inches of snow annually.

Temperature

56°F Jan (13°C) 79°F Jul (26°C)
Annual Average69.5°F
29% above US avg
January Average56°F (13°C)
July Average79°F (26°C)
Sunny Days286 days/yr

Geography

Elevation20 ft (6 m)
Area293.3 sq mi (759.6 km²)
Population Density0/sq mi
Coordinates22.9524°N, 115.6671°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 72.9"
92% above US avg
Snowfall 0.0"

Air Quality

Earthquake History

8 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M4.1 on Jan 10, 2025.

Aug 4, 1992 55 km NW of Hepo, China M4.6 96 km
Aug 31, 2012 21 km WSW of Heyuan, China M4.3 147 km
Nov 12, 1995 49 km N of Hepo, China M4.3 104 km
Feb 11, 2023 10 km WNW of Heyuan, China M4.2 142 km
Mar 24, 1999 33 km ENE of Heyuan, China M4.1 120 km
Jan 10, 2025 131 km S of Shanwei, China M4.1 149 km
May 16, 1991 24 km ESE of Haimen, China M3.9 122 km
Mar 13, 2022 37 km W of Shanwei, China M3.8 74 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

54 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Ragasa (2025).

Year Name Category Closest
2025 Ragasa Category 4 219 km
2025 Wipha Category 1 186 km
2023 Saola Category 4 106 km
2023 Koinu Category 3 178 km
2020 Mekkhala Category 1 246 km
2018 Mangkhut Category 1 244 km
2017 Hato Category 3 201 km
2016 Haima Category 1 63 km
2016 Nida Category 1 96 km
2015 Linfa Category 1 67 km
2013 Usagi Category 3 32 km
2012 Vicente Category 4 258 km
2012 Tembin Category 2 188 km
2010 Megi Category 3 244 km
2010 Fanapi Category 1 191 km
2009 Koppu Category 1 259 km
2009 Molave Category 1 80 km
2009 Linfa Category 1 272 km
2008 Hagupit Category 4 284 km
2008 Nuri Category 1 218 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

1 tsunami recorded within 500 km.

Year Location Cause Max Wave Deaths Distance
1640 SOUTH CHINA SEA Earthquake 137 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
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