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Weather & Climate in Datuan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Datuan 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, above the national average. Annual precipitation totals 50.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
42°F Jan (5°C)
84°F Jul (29°C)
| Annual Average | 63.3°F |
| 17% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 2.4 sq mi (6.3 km²) |
| Population Density | 0/sq mi |
| Coordinates | 30.9738°N, 121.7336°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 | 103 km | 10 km |
| May 25, 2004 | 12 km NE of Shenjiamen, China | M4.0 | 121 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
25 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Bebinca | Category 1 | 86 mph | 10 km |
| 2022 | Muifa | Category 2 | 92 mph | 25 km |
| 2021 | Chanthu | Category 2 | 98 mph | 149 km |
| 2020 | Bavi | Category 3 | 98 mph | 286 km |
| 2019 | Lekima | Category 2 | 98 mph | 197 km |
| 2019 | Mitag | Category 1 | 69 mph | 268 km |
| 2015 | Chan-hom | Category 1 | 92 mph | 120 km |
| 2012 | Haikui | Category 1 | 75 mph | 237 km |
| 2012 | Damrey | Category 1 | 75 mph | 293 km |
| 2011 | Muifa | Category 1 | 75 mph | 279 km |
| 2010 | Kompasu | Category 3 | 81 mph | 294 km |
| 2005 | Khanun | Category 3 | 86 mph | 147 km |
| 2002 | Rammasun | Category 3 | 92 mph | 212 km |
| 2000 | Jelawat | Category 2 | 81 mph | 186 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 134 km |
| 1997 | Winnie | Category 1 | 81 mph | 250 km |
| 1994 | Seth | Category 1 | 69 mph | 234 km |
| 1994 | Ellie | Category 1 | 75 mph | 209 km |
| 1994 | Doug | Category 1 | 75 mph | 165 km |
| 1990 | Abe | Category 2 | 75 mph | 134 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 | — | 120 km |
Source: NOAA/NCEI Historical Tsunami Database.