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Weather & Climate in Jinshanwei, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jinshanwei enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 44°F in January while summers reach 83°F in July. The area gets 261 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 48.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
44°F Jan (6°C)
83°F Jul (29°C)
| Annual Average | 62.8°F |
| 16% above US avg | |
| January Average | 44°F (6°C) |
| July Average | 83°F (29°C) |
| Sunny Days | 261 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 4.1 sq mi (10.5 km²) |
| Population Density | 0/sq mi |
| Coordinates | 30.7233°N, 121.3150°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
2 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 | 109 km | 10 km |
| May 25, 2004 | 12 km NE of Shenjiamen, China | M4.0 | 128 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
23 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 81 mph | 50 km |
| 2022 | Muifa | Category 2 | 92 mph | 65 km |
| 2021 | Chanthu | Category 2 | 98 mph | 191 km |
| 2019 | Lekima | Category 2 | 98 mph | 152 km |
| 2019 | Mitag | Category 1 | 69 mph | 251 km |
| 2015 | Chan-hom | Category 2 | 92 mph | 147 km |
| 2012 | Haikui | Category 1 | 75 mph | 224 km |
| 2005 | Khanun | Category 3 | 86 mph | 100 km |
| 2004 | Rananim | Category 2 | 69 mph | 276 km |
| 2002 | Rammasun | Category 3 | 92 mph | 257 km |
| 2000 | Jelawat | Category 1 | 81 mph | 165 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 171 km |
| 1997 | Winnie | Category 1 | 86 mph | 205 km |
| 1994 | Seth | Category 1 | 69 mph | 261 km |
| 1994 | Ellie | Category 1 | 69 mph | 251 km |
| 1994 | Doug | Category 1 | 81 mph | 199 km |
| 1990 | Abe | Category 2 | 75 mph | 89 km |
| 1986 | Vera | Category 1 | 86 mph | 279 km |
| 1985 | Mamie | Category 1 | 75 mph | 100 km |
| 1985 | Jeff | Category 1 | — | 281 km |
Source: NOAA IBTrACS (Category 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 | — | 117 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (6°C) | 1.7 in | |
| February | 42°F (6°C) | 2.1 in | Coldest |
| March | 49°F (9°C) | 2.6 in | |
| April | 59°F (15°C) | 3.2 in | |
| May | 68°F (20°C) | 3.9 in | |
| June | 75°F (24°C) | 6.2 in | Wettest |
| July | 83°F (29°C) | 5.5 in | Warmest |
| August | 82°F (28°C) | 4.6 in | |
| September | 75°F (24°C) | 4.8 in | |
| October | 65°F (19°C) | 1.7 in | |
| November | 55°F (13°C) | 1.7 in | |
| December | 44°F (7°C) | 1.6 in | Driest |
Jinshanwei has a seasonal temperature swing of 41°F / from 42°F in February to 83°F in July. Total annual precipitation is 39.6 inches, with June being the wettest month (6.2") and December the driest (1.6").