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Weather & Climate in Long Thành, Vietnam
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Long Thành has a warm climate with an average annual temperature of 81°F (27°C). Winters average 78°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 327 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 118.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 62 feet.
Temperature
78°F Jan (26°C)
81°F Jul (27°C)
| Annual Average | 80.7°F |
| 49% above US avg | |
| January Average | 78°F (26°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 327 days/yr |
Geography
| Elevation | 62 ft (19 m) |
| Area | 45.5 sq mi (117.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | 10.7891°N, 106.9503°W |
| Timezone | Asia/Ho_Chi_Minh |
Precipitation & Snow
Air Quality
Hurricane History
5 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 | 144 km |
| 2017 | Damrey | Category 2 | 81 mph | 254 km |
| 2006 | Durian | Category 1 | 69 mph | 164 km |
| 1993 | Kyle | Category 2 | 75 mph | 287 km |
| 1993 | Lola | Category 2 | 75 mph | 223 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Bas Dong Nai (27 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Bas Dong Nai | Volcanic field | 392 m (1,286 ft) | Unknown | 27 km |
| Haut Dong Nai | Volcanic field | 1,000 m (3,281 ft) | Unknown | 163 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 0.5 in | |
| February | 80°F (26°C) | 0.2 in | Driest |
| March | 82°F (28°C) | 0.6 in | |
| April | 84°F (29°C) | 2.4 in | Warmest |
| May | 83°F (29°C) | 9.1 in | |
| June | 82°F (28°C) | 11.7 in | |
| July | 81°F (27°C) | 12.7 in | |
| August | 81°F (27°C) | 12.2 in | |
| September | 81°F (27°C) | 13.7 in | Wettest |
| October | 80°F (27°C) | 11.2 in | |
| November | 79°F (26°C) | 4.2 in | |
| December | 78°F (25°C) | 1.4 in | Coldest |
Long Thành has a seasonal temperature swing of 6°F / from 78°F in December to 84°F in April. Total annual precipitation is 79.9 inches, with September being the wettest month (13.7") and February the driest (0.2").