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Weather & Climate in Ái Tử, Vietnam
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ái Tử 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 269 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 90.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 46 feet.
Temperature
67°F Jan (19°C)
85°F Jul (29°C)
| Annual Average | 77.5°F |
| 44% above US avg | |
| January Average | 67°F (19°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 46 ft (14 m) |
| Area | 305.0 sq mi (789.8 km²) |
| Population Density | 0/sq mi |
| Coordinates | 16.7689°N, 107.1650°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 | 43 km | 14 km |
| Jan 27, 2017 | 55 km SSW of Hu?, Vietnam | M4.4 | 88 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
42 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kajiki | Category 2 | — | 159 km |
| 2025 | Bualoi | Category 1 | — | 84 km |
| 2022 | Noru | Category 2 | 86 mph | 118 km |
| 2020 | Vamco | Category 3 | 75 mph | 68 km |
| 2020 | Molave | Category 1 | 92 mph | 232 km |
| 2017 | Doksuri | Category 2 | 92 mph | 107 km |
| 2013 | Haiyan | Category 2 | 81 mph | 241 km |
| 2013 | Wutip | Category 2 | 75 mph | 99 km |
| 2013 | Nari | Category 1 | 75 mph | 154 km |
| 2012 | Son-tinh | Category 3 | 98 mph | 166 km |
| 2010 | Mindulle | Category 1 | 52 mph | 149 km |
| 2010 | Conson | Category 1 | 75 mph | 267 km |
| 2009 | Ketsana | Category 2 | 81 mph | 217 km |
| 2007 | Lekima | Category 1 | 63 mph | 107 km |
| 2006 | Xangsane | Category 2 | 86 mph | 122 km |
| 2005 | Damrey | Category 1 | 81 mph | 298 km |
| 2003 | Nepartak | Category 1 | 69 mph | 217 km |
| 2000 | Wukong | Category 1 | 69 mph | 217 km |
| 1997 | Fritz | Category 1 | 63 mph | 162 km |
| 1996 | Niki | Category 2 | 75 mph | 263 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 67°F (19°C) | 5.1 in | Coldest |
| February | 70°F (21°C) | 2.0 in | Driest |
| March | 74°F (23°C) | 2.3 in | |
| April | 79°F (26°C) | 2.2 in | |
| May | 83°F (28°C) | 3.9 in | |
| June | 85°F (29°C) | 3.2 in | Warmest |
| July | 85°F (29°C) | 4.2 in | |
| August | 84°F (29°C) | 4.9 in | |
| September | 81°F (27°C) | 17.3 in | |
| October | 78°F (25°C) | 19.9 in | Wettest |
| November | 73°F (23°C) | 17.5 in | |
| December | 70°F (21°C) | 8.8 in |
Ái Tử has a seasonal temperature swing of 18°F / from 67°F in January to 85°F in June. Total annual precipitation is 91.3 inches, with October being the wettest month (19.9") and February the driest (2.0").