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Weather & Climate in Bạch Long Vĩ, Vietnam
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bạch Long Vĩ has a warm climate with an average annual temperature of 75°F (24°C). Winters average 64°F in January while summers reach 84°F in July. The area gets 232 sunny days per year, above the national average. Annual precipitation totals 57.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 72 feet.
Temperature
64°F Jan (18°C)
84°F Jul (29°C)
| Annual Average | 75.1°F |
| 39% above US avg | |
| January Average | 64°F (18°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 232 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Area | 590.0 sq mi (1,528.0 km²) |
| Population Density | 1/sq mi |
| Coordinates | 20.1315°N, 107.7308°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.5.
| Jan 10, 1995 | 64 km WNW of Lincheng, China | M5.5 | 149 km | 33 km |
| Apr 3, 2006 | 111 km SSE of Cát Bà, Vietnam | M4.0 | 38 km | 25 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
53 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Matmo | Category 2 | — | 212 km |
| 2025 | Kajiki | Category 2 | — | 222 km |
| 2025 | Bualoi | Category 1 | — | 265 km |
| 2025 | Wutip | Category 1 | — | 144 km |
| 2024 | Yagi | Category 3 | 109 mph | 56 km |
| 2023 | Talim | Category 1 | 63 mph | 223 km |
| 2017 | Doksuri | Category 2 | 92 mph | 273 km |
| 2016 | Sarika | Category 1 | 63 mph | 260 km |
| 2016 | Mirinae | Category 1 | 52 mph | 160 km |
| 2015 | Mujigae | Category 3 | 98 mph | 276 km |
| 2014 | Rammasun | Category 4 | 104 mph | 180 km |
| 2014 | Kalmaegi | Category 1 | 86 mph | 118 km |
| 2013 | Wutip | Category 2 | 75 mph | 283 km |
| 2013 | Haiyan | Category 1 | 81 mph | 29 km |
| 2012 | Son-tinh | Category 3 | 98 mph | 101 km |
| 2012 | Kai-tak | Category 1 | 69 mph | 250 km |
| 2010 | Mindulle | Category 1 | 52 mph | 230 km |
| 2010 | Conson | Category 1 | 81 mph | 249 km |
| 2008 | Hagupit | Category 2 | 69 mph | 221 km |
| 2007 | Lekima | Category 1 | 63 mph | 264 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 0.8 in | Coldest, Driest |
| February | 64°F (18°C) | 1.0 in | |
| March | 68°F (20°C) | 1.3 in | |
| April | 74°F (23°C) | 2.2 in | |
| May | 80°F (27°C) | 4.6 in | |
| June | 84°F (29°C) | 6.1 in | |
| July | 84°F (29°C) | 9.0 in | Warmest |
| August | 84°F (29°C) | 12.2 in | Wettest |
| September | 82°F (28°C) | 11.6 in | |
| October | 78°F (26°C) | 5.3 in | |
| November | 73°F (23°C) | 2.3 in | |
| December | 67°F (20°C) | 0.9 in |
Bạch Long Vĩ has a seasonal temperature swing of 21°F / from 64°F in January to 84°F in July. Total annual precipitation is 57.2 inches, with August being the wettest month (12.2") and January the driest (0.8").