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Weather & Climate in Xiwu, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Xiwu enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 45°F in January while summers reach 83°F in July. The area gets 249 sunny days per year, above the national average. Annual precipitation totals 52.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 16 feet.
Temperature
45°F Jan (7°C)
83°F Jul (28°C)
| Annual Average | 62.5°F |
| 16% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 16 ft (5 m) |
| Area | 493.1 sq mi (1,277.2 km²) |
| Population Density | 0/sq mi |
| Coordinates | 29.6832°N, 121.4835°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| May 25, 2004 | 12 km NE of Shenjiamen, China | M4.0 | 96 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
31 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 81 mph | 139 km |
| 2022 | Muifa | Category 2 | 92 mph | 82 km |
| 2021 | Chanthu | Category 2 | 98 mph | 198 km |
| 2021 | In-fa | Category 1 | 86 mph | 281 km |
| 2020 | Hagupit | Category 1 | 81 mph | 224 km |
| 2019 | Lekima | Category 3 | 104 mph | 88 km |
| 2019 | Mitag | Category 1 | 81 mph | 139 km |
| 2015 | Chan-hom | Category 3 | 98 mph | 91 km |
| 2012 | Haikui | Category 1 | 75 mph | 118 km |
| 2007 | Wipha | Category 3 | 86 mph | 272 km |
| 2006 | Saomai | Category 4 | 115 mph | 300 km |
| 2005 | Khanun | Category 3 | 92 mph | 65 km |
| 2005 | Matsa | Category 1 | 81 mph | 188 km |
| 2004 | Rananim | Category 2 | 92 mph | 165 km |
| 2002 | Rammasun | Category 3 | 98 mph | 254 km |
| 2002 | Sinlaku | Category 1 | 81 mph | 276 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 158 km |
| 2000 | Jelawat | Category 1 | 81 mph | 53 km |
| 1997 | Winnie | Category 1 | 86 mph | 126 km |
| 1994 | Fred | Category 3 | 92 mph | 226 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 | — | 70 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 2.0 in | |
| February | 43°F (6°C) | 2.9 in | Coldest |
| March | 49°F (10°C) | 4.1 in | |
| April | 59°F (15°C) | 4.6 in | |
| May | 68°F (20°C) | 5.6 in | |
| June | 75°F (24°C) | 7.2 in | Wettest |
| July | 83°F (28°C) | 4.6 in | Warmest |
| August | 82°F (28°C) | 5.7 in | |
| September | 75°F (24°C) | 6.4 in | |
| October | 66°F (19°C) | 2.8 in | |
| November | 56°F (13°C) | 2.3 in | |
| December | 46°F (8°C) | 1.7 in | Driest |
Xiwu has a seasonal temperature swing of 39°F / from 43°F in February to 83°F in July. Total annual precipitation is 49.9 inches, with June being the wettest month (7.2") and December the driest (1.7").