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Changshu, China

Full City Profile

1,677,050 Population 90,799/sq mi density
30 ft Elevation 9 meters
63°F Avg Temperature 17°C
Changshu enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 40°F in January while summers reach 83°F in July. The area gets 250 sunny days per year. Annual precipitation totals 48.8 inches. The area receives 4.0 inches of snow annually.

Temperature

40°F Jan (5°C) 83°F Jul (28°C)
Annual Average62.8°F
16% above US avg
January Average40°F (5°C)
July Average83°F (28°C)
Sunny Days250 days/yr

Geography

Elevation30 ft (9 m)
Area18.5 sq mi (47.8 km²)
Population Density90,799/sq mi
Coordinates31.6462°N, 120.7422°W
TimezoneAsia/Shanghai

Precipitation & Snow

Annual Rainfall 48.8"
28% above US avg
Snowfall 4.0"
Wettest Month (Jul) 6.89"
Driest Month (Oct) 1.30"

Air Quality

Earthquake History

5 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.0. Most recent: M4.1 on Jul 8, 2024.

Feb 9, 1990 27 km E of Changshu City, China M5.0 28 km
Jul 19, 2010 50 km ENE of Juegang, China M4.5 131 km
Jul 8, 2024 19 km WNW of Taizhou, China M4.1 141 km
May 20, 1995 51 km NE of Juegang, China M4.1 134 km
Aug 30, 1998 58 km NE of Juegang, China M3.9 143 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2024 Bebinca Category 1 60 km
2022 Muifa Category 1 104 km
2021 Chanthu Category 2 253 km
2019 Lekima Category 1 239 km
2015 Chan-hom Category 1 240 km
2012 Damrey Category 1 276 km
2005 Khanun Category 1 134 km
2002 Rammasun Category 1 293 km
2000 Prapiroon Category 1 243 km
2000 Jelawat Category 1 280 km
1997 Winnie Category 1 286 km
1994 Ellie Category 1 202 km
1994 Doug Category 1 272 km
1990 Abe Category 1 121 km
1985 Mamie Category 1 86 km
1984 Ed Category 1 141 km
1981 Agnes Category 2 241 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 141 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 40°F (5°C) 1.5 in Coldest
February 40°F (5°C) 2.1 in
March 48°F (9°C) 2.0 in
April 58°F (14°C) 2.9 in
May 67°F (20°C) 3.3 in
June 75°F (24°C) 6.2 in
July 83°F (28°C) 6.9 in Warmest, Wettest
August 82°F (28°C) 4.8 in
September 74°F (23°C) 5.1 in
October 64°F (18°C) 1.3 in Driest
November 54°F (12°C) 1.7 in
December 43°F (6°C) 1.6 in

Changshu has a seasonal temperature swing of 43°F / from 40°F in January to 83°F in July. Total annual precipitation is 39.3 inches, with July being the wettest month (6.9") and October the driest (1.3").

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