All Countries
Weather & Climate in Ít Ong, Vietnam
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ít Ong enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 55°F in January while summers reach 73°F in July / relatively mild seasonal variation. The area gets 220 sunny days per year. Annual precipitation totals 66.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 676 feet.
Temperature
55°F Jan (13°C)
73°F Jul (23°C)
| Annual Average | 65.7°F |
| 22% above US avg | |
| January Average | 55°F (13°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 220 days/yr |
Geography
| Elevation | 676 ft (206 m) |
| Area | 153.4 sq mi (397.2 km²) |
| Population Density | 105/sq mi |
| Coordinates | 21.5175°N, 104.0270°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Earthquake History
23 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Jul 27, 2020 | ~120km W of Hanoi, Vietnam | M4.9 | 96 km | 10 km |
| Feb 19, 2001 | 31 km W of Dien Bien Phu, Vietnam | M4.9 | 136 km | 10 km |
| Apr 3, 2003 | 83 km S of Dien Bien Phu, Vietnam | M4.7 | 132 km | 10 km |
| Mar 29, 1993 | 53 km N of Dien Bien Phu, Vietnam | M4.6 | 104 km | 33 km |
| Jul 19, 2014 | 19 km NNE of S?n La, Vietnam | M4.6 | 6 km | 17 km |
| May 16, 2025 | 27 km S of Mường Lay, Vietnam | M4.5 | 101 km | 10 km |
| May 2, 2007 | 73 km S of Dien Bien Phu, Vietnam | M4.5 | 128 km | 10 km |
| Oct 6, 1991 | 33 km E of S?n La, Vietnam | M4.5 | 26 km | 10 km |
| Mar 4, 2001 | 10 km WSW of Dien Bien Phu, Vietnam | M4.5 | 115 km | 10 km |
| Feb 24, 2016 | 55 km WSW of Sa Pa, Vietnam | M4.5 | 105 km | 10 km |
| Nov 9, 1995 | 76 km ENE of Phôngsali, Laos | M4.4 | 147 km | 33 km |
| Mar 30, 1993 | 55 km N of Dien Bien Phu, Vietnam | M4.4 | 107 km | 33 km |
| Apr 2, 2001 | 74 km WSW of Sa Pa, Vietnam | M4.4 | 112 km | 33 km |
| Mar 14, 2022 | 76 km SSE of Dien Bien Phu, Vietnam | M4.4 | 109 km | 10 km |
| Dec 21, 1993 | 62 km WSW of Sa Pa, Vietnam | M4.3 | 112 km | 10 km |
| Jan 8, 2018 | 36 km E of Dien Bien Phu, Vietnam | M4.3 | 70 km | 10 km |
| Jan 7, 2018 | 36 km E of Dien Bien Phu, Vietnam | M4.3 | 69 km | 10 km |
| Nov 28, 2001 | 82 km W of Sa Pa, Vietnam | M4.3 | 145 km | 33 km |
| May 7, 2011 | 46 km SSW of S?n La, Vietnam | M4.1 | 70 km | 10 km |
| Feb 2, 1996 | 72 km WSW of Sa Pa, Vietnam | M4.1 | 111 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
9 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Yagi | Category 2 | 63 mph | 183 km |
| 2016 | Mirinae | Category 1 | 52 mph | 269 km |
| 2014 | Kalmaegi | Category 1 | 63 mph | 257 km |
| 2012 | Son-tinh | Category 2 | 69 mph | 282 km |
| 2003 | Krovanh | Category 1 | 58 mph | 297 km |
| 1997 | Zita | Category 1 | 46 mph | 218 km |
| 1996 | Frankie | Category 2 | 52 mph | 237 km |
| 1996 | Niki | Category 1 | 63 mph | 235 km |
| 1995 | Lois | Category 1 | 52 mph | 300 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 55°F (13°C) | 0.4 in | Coldest |
| February | 57°F (14°C) | 1.7 in | |
| March | 63°F (17°C) | 1.5 in | |
| April | 68°F (20°C) | 4.9 in | |
| May | 72°F (22°C) | 7.8 in | |
| June | 73°F (23°C) | 9.5 in | Warmest |
| July | 73°F (23°C) | 14.6 in | Wettest |
| August | 73°F (23°C) | 13.7 in | |
| September | 71°F (22°C) | 8.4 in | |
| October | 67°F (20°C) | 3.4 in | |
| November | 61°F (16°C) | 0.8 in | |
| December | 56°F (13°C) | 0.2 in | Driest |
Ít Ong has a seasonal temperature swing of 19°F / from 55°F in January to 73°F in June. Total annual precipitation is 66.9 inches, with July being the wettest month (14.6") and December the driest (0.2").