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Weather & Climate in Dong’ao, China
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dong’ao has a warm climate with an average annual temperature of 78°F (25°C). Winters average 66°F in January while summers reach 85°F in July / relatively mild seasonal variation. The area gets 281 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 72.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 26 feet.
Temperature
66°F Jan (19°C)
85°F Jul (29°C)
| Annual Average | 77.6°F |
| 44% above US avg | |
| January Average | 66°F (19°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 281 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 35.5 sq mi (92.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 18.7155°N, 110.3956°W |
| Timezone | Asia/Shanghai |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| May 17, 1999 | Hainan, China | M4.2 | 35 km | 33 km |
| Oct 16, 2002 | 104 km SE of Dadonghai, China | M4.1 | 139 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
78 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Matmo | Category 2 | — | 208 km |
| 2025 | Kajiki | Category 2 | — | 129 km |
| 2025 | Bualoi | Category 1 | — | 278 km |
| 2025 | Wutip | Category 1 | — | 222 km |
| 2024 | Yagi | Category 5 | 121 mph | 138 km |
| 2024 | Yinxing | Category 3 | 86 mph | 243 km |
| 2023 | Talim | Category 1 | 69 mph | 275 km |
| 2022 | Nesat | Category 1 | 86 mph | 232 km |
| 2022 | Chaba | Category 1 | 81 mph | 236 km |
| 2021 | Rai | Category 1 | 81 mph | 185 km |
| 2020 | Vamco | Category 3 | 75 mph | 289 km |
| 2017 | Doksuri | Category 2 | 92 mph | 198 km |
| 2017 | Khanun | Category 1 | 58 mph | 247 km |
| 2016 | Sarika | Category 1 | 69 mph | 14 km |
| 2015 | Mujigae | Category 4 | 98 mph | 220 km |
| 2014 | Rammasun | Category 5 | 104 mph | 160 km |
| 2014 | Kalmaegi | Category 1 | 86 mph | 167 km |
| 2013 | Wutip | Category 3 | 75 mph | 213 km |
| 2013 | Haiyan | Category 2 | 86 mph | 164 km |
| 2013 | Utor | Category 2 | 81 mph | 278 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Hainan Volcanic Field (133 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Hainan Volcanic Field | Pyroclastic cone(s) | 196 m (643 ft) | 1933 | 133 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 0.9 in | Coldest, Driest |
| February | 70°F (21°C) | 0.9 in | |
| March | 75°F (24°C) | 1.1 in | |
| April | 79°F (26°C) | 2.6 in | |
| May | 83°F (28°C) | 5.7 in | |
| June | 84°F (29°C) | 8.3 in | |
| July | 85°F (29°C) | 7.5 in | Warmest |
| August | 83°F (28°C) | 9.3 in | |
| September | 81°F (27°C) | 11.1 in | Wettest |
| October | 79°F (26°C) | 10.3 in | |
| November | 74°F (23°C) | 4.1 in | |
| December | 69°F (21°C) | 1.6 in |
Dong’ao has a seasonal temperature swing of 19°F / from 66°F in January to 85°F in July. Total annual precipitation is 63.4 inches, with September being the wettest month (11.1") and January the driest (0.9").