All Countries
Weather & Climate in Haishan, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Haishan has a warm climate with an average annual temperature of 73°F (23°C). Winters average 59°F in January while summers reach 83°F in July. The area gets 301 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 60.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 85 feet.
Temperature
59°F Jan (15°C)
83°F Jul (29°C)
| Annual Average | 72.5°F |
| 34% above US avg | |
| January Average | 59°F (15°C) |
| July Average | 83°F (29°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 85 ft (26 m) |
| Area | 61.2 sq mi (158.6 km²) |
| Population Density | 0/sq mi |
| Coordinates | 23.5289°N, 116.9533°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.
| Nov 12, 1995 | 49 km N of Hepo, China | M4.3 | 125 km | 10 km |
| May 16, 1991 | 24 km ESE of Haimen, China | M3.9 | 45 km | 10 km |
| Mar 2, 1992 | 10 km SSE of Zhenhaicun, China | M3.9 | 138 km | 28 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
56 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Danas | Category 2 | — | 240 km |
| 2025 | Podul | Category 1 | — | 189 km |
| 2023 | Saola | Category 4 | 121 mph | 197 km |
| 2023 | Koinu | Category 3 | 98 mph | 203 km |
| 2023 | Doksuri | Category 3 | 92 mph | 199 km |
| 2023 | Haikui | Category 1 | 52 mph | 263 km |
| 2020 | Mekkhala | Category 1 | 58 mph | 107 km |
| 2017 | Hato | Category 2 | 86 mph | 298 km |
| 2016 | Meranti | Category 4 | 104 mph | 170 km |
| 2016 | Haima | Category 1 | 69 mph | 204 km |
| 2016 | Nida | Category 1 | 63 mph | 218 km |
| 2015 | Dujuan | Category 2 | 63 mph | 245 km |
| 2015 | Linfa | Category 1 | 58 mph | 92 km |
| 2015 | Soudelor | Category 1 | 75 mph | 286 km |
| 2013 | Usagi | Category 3 | 98 mph | 127 km |
| 2012 | Tembin | Category 2 | 81 mph | 162 km |
| 2010 | Megi | Category 3 | 92 mph | 108 km |
| 2010 | Fanapi | Category 1 | 69 mph | 46 km |
| 2010 | Meranti | Category 1 | 63 mph | 199 km |
| 2009 | Molave | Category 1 | 75 mph | 168 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1918 | GUANGDONG PROVINCE | Eruption + Earthquake | — | 2,000 | 25 km |
| 1640 | SOUTH CHINA SEA | Earthquake | — | — | 59 km |
Source: NOAA/NCEI Historical Tsunami Database.