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Weather & Climate in Hải Lăng, Vietnam
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hải Lăng has a warm climate with an average annual temperature of 78°F (25°C). Winters average 67°F in January while summers reach 85°F in July / relatively mild seasonal variation. The area gets 277 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 107.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 36 feet.
Temperature
67°F Jan (20°C)
85°F Jul (29°C)
| Annual Average | 77.8°F |
| 44% above US avg | |
| January Average | 67°F (20°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 277 days/yr |
Geography
| Elevation | 36 ft (11 m) |
| Area | 305.0 sq mi (789.8 km²) |
| Population Density | 0/sq mi |
| Coordinates | 16.6935°N, 107.2512°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| May 15, 2014 | 32 km WSW of Hu?, Vietnam | M4.6 | 33 km | 14 km |
| Jan 27, 2017 | 55 km SSW of Hu?, Vietnam | M4.4 | 78 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
43 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kajiki | Category 2 | — | 167 km |
| 2025 | Bualoi | Category 1 | — | 87 km |
| 2022 | Noru | Category 2 | 98 mph | 106 km |
| 2020 | Vamco | Category 3 | 75 mph | 66 km |
| 2020 | Molave | Category 1 | 92 mph | 220 km |
| 2017 | Doksuri | Category 2 | 92 mph | 113 km |
| 2013 | Haiyan | Category 2 | 81 mph | 238 km |
| 2013 | Wutip | Category 2 | 75 mph | 104 km |
| 2013 | Nari | Category 1 | 81 mph | 142 km |
| 2012 | Son-tinh | Category 3 | 98 mph | 166 km |
| 2010 | Mindulle | Category 1 | 52 mph | 157 km |
| 2010 | Conson | Category 1 | 75 mph | 265 km |
| 2009 | Ketsana | Category 2 | 81 mph | 205 km |
| 2007 | Lekima | Category 1 | 63 mph | 113 km |
| 2006 | Xangsane | Category 2 | 86 mph | 112 km |
| 2005 | Damrey | Category 1 | 81 mph | 299 km |
| 2003 | Nepartak | Category 1 | 69 mph | 214 km |
| 2000 | Wukong | Category 1 | 69 mph | 220 km |
| 1997 | Fritz | Category 1 | 63 mph | 150 km |
| 1996 | Niki | Category 2 | 75 mph | 265 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 67°F (20°C) | 5.5 in | Coldest |
| February | 70°F (21°C) | 2.2 in | |
| March | 74°F (24°C) | 2.5 in | |
| April | 79°F (26°C) | 2.1 in | Driest |
| May | 83°F (28°C) | 3.8 in | |
| June | 85°F (30°C) | 3.1 in | Warmest |
| July | 85°F (29°C) | 3.6 in | |
| August | 84°F (29°C) | 4.5 in | |
| September | 81°F (27°C) | 16.8 in | |
| October | 78°F (26°C) | 21.0 in | Wettest |
| November | 74°F (23°C) | 19.0 in | |
| December | 70°F (21°C) | 9.7 in |
Hải Lăng has a seasonal temperature swing of 18°F / from 67°F in January to 85°F in June. Total annual precipitation is 93.8 inches, with October being the wettest month (21.0") and April the driest (2.1").