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Chedun, China

Full City Profile

20 ft Elevation 6 meters
63°F Avg Temperature 17°C
Chedun enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 42°F in January while summers reach 84°F in July. The area gets 246 sunny days per year. Annual precipitation totals 50.2 inches. The area receives 0.5 inches of snow annually.

Temperature

42°F Jan (5°C) 84°F Jul (29°C)
Annual Average63.3°F
17% above US avg
January Average42°F (5°C)
July Average84°F (29°C)
Sunny Days246 days/yr

Geography

Elevation20 ft (6 m)
Area4.1 sq mi (10.5 km²)
Population Density0/sq mi
Coordinates31.0187°N, 121.3078°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 50.2"
32% above US avg
Snowfall 0.5"

Air Quality

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.0. Most recent: M4.0 on May 25, 2004.

Feb 9, 1990 27 km E of Changshu City, China M5.0 78 km
May 25, 2004 12 km NE of Shenjiamen, China M4.0 150 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2024 Bebinca Category 1 28 km
2022 Muifa Category 2 42 km
2021 Chanthu Category 2 190 km
2019 Lekima Category 2 182 km
2019 Mitag Category 1 282 km
2015 Chan-hom Category 1 158 km
2012 Haikui Category 1 254 km
2005 Khanun Category 2 112 km
2002 Rammasun Category 3 250 km
2000 Jelawat Category 1 197 km
2000 Prapiroon Category 1 175 km
1997 Winnie Category 1 234 km
1994 Seth Category 1 273 km
1994 Ellie Category 1 223 km
1994 Doug Category 1 205 km
1990 Abe Category 2 98 km
1986 Vera Category 1 285 km
1985 Mamie Category 1 78 km
1984 Ed Category 1 130 km
1983 Forrest Category 3 295 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 143 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
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