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Weather & Climate in Duyên Hải, Vietnam
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Duyên Hải has a warm climate with an average annual temperature of 82°F (28°C). Winters average 79°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 222 sunny days per year, above the national average. Annual precipitation totals 62.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 7 feet.
Temperature
79°F Jan (26°C)
82°F Jul (28°C)
| Annual Average | 81.8°F |
| 51% above US avg | |
| January Average | 79°F (26°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 222 days/yr |
Geography
| Elevation | 7 ft (2 m) |
| Area | 33.8 sq mi (87.6 km²) |
| Population Density | 2,069/sq mi |
| Coordinates | 9.6350°N, 106.4924°W |
| Timezone | Asia/Ho_Chi_Minh |
Precipitation & Snow
Air Quality
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2018 | Usagi | Category 2 | 69 mph | 145 km |
| 2006 | Durian | Category 1 | 69 mph | 226 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
1 volcano within 200 km. Closest: Bas Dong Nai (151 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Bas Dong Nai | Volcanic field | 392 m (1,286 ft) | Unknown | 151 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 0.2 in | Coldest |
| February | 80°F (27°C) | 0.0 in | Driest |
| March | 82°F (28°C) | 0.2 in | |
| April | 85°F (29°C) | 1.4 in | Warmest |
| May | 84°F (29°C) | 7.3 in | |
| June | 83°F (28°C) | 8.8 in | |
| July | 82°F (28°C) | 8.7 in | |
| August | 82°F (28°C) | 9.1 in | |
| September | 82°F (28°C) | 10.7 in | Wettest |
| October | 82°F (28°C) | 10.5 in | |
| November | 81°F (27°C) | 4.8 in | |
| December | 79°F (26°C) | 1.0 in |
Duyên Hải has a seasonal temperature swing of 5°F / from 79°F in January to 85°F in April. Total annual precipitation is 62.7 inches, with September being the wettest month (10.7") and February the driest (0.0").