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Weather & Climate in Zhangjiagang, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Zhangjiagang enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 38°F in January while summers reach 82°F in July. The area gets 264 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 39.6 inches. The city sits at an elevation of 43 feet.
Temperature
38°F Jan (3°C)
82°F Jul (28°C)
| Annual Average | 60.0°F |
| 11% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 264 days/yr |
Geography
| Elevation | 43 ft (13 m) |
| Area | 381.0 sq mi (986.7 km²) |
| Population Density | 3,759/sq mi |
| Coordinates | 31.8650°N, 120.5389°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
5 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Feb 9, 1990 | 27 km E of Changshu City, China | M5.0 | 51 km | 10 km |
| Jul 19, 2010 | 50 km ENE of Juegang, China | M4.5 | 129 km | 25 km |
| Jul 8, 2024 | 19 km WNW of Taizhou, China | M4.1 | 110 km | 9 km |
| May 20, 1995 | 51 km NE of Juegang, China | M4.1 | 130 km | 33 km |
| Aug 30, 1998 | 58 km NE of Juegang, China | M3.9 | 137 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
14 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 81 mph | 91 km |
| 2022 | Muifa | Category 1 | 86 mph | 133 km |
| 2021 | Chanthu | Category 1 | 92 mph | 279 km |
| 2019 | Lekima | Category 1 | — | 263 km |
| 2015 | Chan-hom | Category 1 | 86 mph | 270 km |
| 2012 | Damrey | Category 1 | 81 mph | 265 km |
| 2005 | Khanun | Category 1 | 75 mph | 154 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 264 km |
| 1994 | Doug | Category 1 | 69 mph | 294 km |
| 1994 | Ellie | Category 1 | 69 mph | 202 km |
| 1990 | Abe | Category 1 | 63 mph | 141 km |
| 1985 | Mamie | Category 1 | 75 mph | 86 km |
| 1984 | Ed | Category 1 | 58 mph | 157 km |
| 1981 | Agnes | Category 2 | 92 mph | 264 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1930 | JIANGSU PROVINCE | Earthquake | — | — | 114 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 1.3 in | Coldest, Driest |
| February | 40°F (4°C) | 2.0 in | |
| March | 47°F (8°C) | 2.2 in | |
| April | 58°F (14°C) | 3.1 in | |
| May | 67°F (20°C) | 3.7 in | |
| June | 75°F (24°C) | 6.2 in | |
| July | 82°F (28°C) | 7.2 in | Warmest, Wettest |
| August | 82°F (28°C) | 4.6 in | |
| September | 73°F (23°C) | 4.6 in | |
| October | 64°F (18°C) | 1.6 in | |
| November | 53°F (12°C) | 1.8 in | |
| December | 42°F (6°C) | 1.3 in |
Zhangjiagang has a seasonal temperature swing of 44°F / from 38°F in January to 82°F in July. Total annual precipitation is 39.6 inches, with July being the wettest month (7.2") and January the driest (1.3").