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Weather & Climate in Haiyu, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Haiyu enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 40°F in January while summers reach 83°F in July. The area gets 256 sunny days per year, above the national average. Annual precipitation totals 52.8 inches (wetter than the 38-inch national average). The area receives 1.5 inches of snow annually. The city sits at an elevation of 26 feet.
Temperature
40°F Jan (4°C)
83°F Jul (28°C)
| Annual Average | 62.0°F |
| 15% above US avg | |
| January Average | 40°F (4°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 256 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 18.5 sq mi (47.8 km²) |
| Population Density | 0/sq mi |
| Coordinates | 31.7522°N, 120.8012°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 | 23 km | 10 km |
| Jul 19, 2010 | 50 km ENE of Juegang, China | M4.5 | 119 km | 25 km |
| Jul 8, 2024 | 19 km WNW of Taizhou, China | M4.1 | 137 km | 9 km |
| May 20, 1995 | 51 km NE of Juegang, China | M4.1 | 122 km | 33 km |
| Aug 30, 1998 | 58 km NE of Juegang, China | M3.9 | 130 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
17 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 | 68 km |
| 2022 | Muifa | Category 1 | 86 mph | 105 km |
| 2021 | Chanthu | Category 2 | 98 mph | 252 km |
| 2019 | Lekima | Category 1 | 69 mph | 251 km |
| 2015 | Chan-hom | Category 1 | 86 mph | 243 km |
| 2012 | Damrey | Category 1 | 81 mph | 263 km |
| 2005 | Khanun | Category 1 | 75 mph | 147 km |
| 2002 | Rammasun | Category 1 | 75 mph | 286 km |
| 2000 | Prapiroon | Category 1 | 81 mph | 238 km |
| 2000 | Jelawat | Category 1 | 75 mph | 289 km |
| 1997 | Winnie | Category 1 | 81 mph | 299 km |
| 1994 | Ellie | Category 1 | 69 mph | 190 km |
| 1994 | Doug | Category 1 | 75 mph | 268 km |
| 1990 | Abe | Category 1 | 63 mph | 134 km |
| 1985 | Mamie | Category 1 | 75 mph | 77 km |
| 1984 | Ed | Category 1 | 63 mph | 133 km |
| 1981 | Agnes | Category 2 | 92 mph | 238 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 | — | — | 141 km |
Source: NOAA/NCEI Historical Tsunami Database.