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Weather & Climate in Wenchang, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wenchang has a warm climate with an average annual temperature of 76°F (24°C). Winters average 65°F in January while summers reach 84°F in July / relatively mild seasonal variation. The area gets 212 sunny days per year. Annual precipitation totals 68.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 56 feet.
Temperature
65°F Jan (18°C)
84°F Jul (29°C)
| Annual Average | 75.9°F |
| 41% above US avg | |
| January Average | 65°F (18°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 212 days/yr |
Geography
| Elevation | 56 ft (17 m) |
| Area | 949.5 sq mi (2,459.2 km²) |
| Population Density | 591/sq mi |
| Coordinates | 19.5516°N, 110.8028°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| May 17, 1999 | Hainan, China | M4.2 | 136 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
79 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Ragasa | Category 3 | — | 252 km |
| 2025 | Matmo | Category 2 | — | 108 km |
| 2025 | Kajiki | Category 2 | — | 231 km |
| 2025 | Wutip | Category 1 | — | 197 km |
| 2024 | Yagi | Category 5 | 121 mph | 39 km |
| 2024 | Yinxing | Category 3 | 98 mph | 226 km |
| 2023 | Saola | Category 2 | 81 mph | 280 km |
| 2023 | Talim | Category 1 | 69 mph | 175 km |
| 2022 | Nesat | Category 2 | 86 mph | 275 km |
| 2022 | Chaba | Category 1 | 81 mph | 141 km |
| 2021 | Rai | Category 1 | 81 mph | 273 km |
| 2021 | Cempaka | Category 1 | 81 mph | 255 km |
| 2018 | Mangkhut | Category 1 | 86 mph | 295 km |
| 2017 | Khanun | Category 2 | 81 mph | 145 km |
| 2017 | Doksuri | Category 2 | 92 mph | 299 km |
| 2016 | Sarika | Category 1 | 69 mph | 99 km |
| 2015 | Mujigae | Category 4 | 98 mph | 128 km |
| 2014 | Rammasun | Category 5 | 104 mph | 61 km |
| 2014 | Kalmaegi | Category 1 | 86 mph | 75 km |
| 2013 | Haiyan | Category 2 | 81 mph | 257 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Hainan Volcanic Field (72 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Hainan Volcanic Field | Pyroclastic cone(s) | 196 m (643 ft) | 1933 | 72 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 65°F (18°C) | 0.9 in | Coldest, Driest |
| February | 67°F (20°C) | 1.3 in | |
| March | 72°F (22°C) | 1.7 in | |
| April | 78°F (25°C) | 3.6 in | |
| May | 82°F (28°C) | 7.2 in | |
| June | 83°F (29°C) | 9.8 in | |
| July | 84°F (29°C) | 9.3 in | Warmest |
| August | 83°F (28°C) | 10.7 in | Wettest |
| September | 81°F (27°C) | 10.5 in | |
| October | 78°F (25°C) | 8.7 in | |
| November | 72°F (22°C) | 3.3 in | |
| December | 67°F (19°C) | 1.4 in |
Wenchang has a seasonal temperature swing of 18°F / from 65°F in January to 84°F in July. Total annual precipitation is 68.5 inches, with August being the wettest month (10.7") and January the driest (0.9").