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Weather & Climate in Ban Acholaosa, Laos
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ban Acholaosa enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 61°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 223 sunny days per year, above the national average. Annual precipitation totals 67.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 3,858 feet.
Temperature
61°F Jan (16°C)
75°F Jul (24°C)
| Annual Average | 69.9°F |
| 29% above US avg | |
| January Average | 61°F (16°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 223 days/yr |
Geography
| Elevation | 3,858 ft (1,176 m) |
| Area | 295.9 sq mi (766.5 km²) |
| Population Density | 5/sq mi |
| Coordinates | 21.3194°N, 102.1615°W |
| Timezone | Asia/Vientiane |
Precipitation & Snow
Air Quality
Earthquake History
41 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Feb 19, 2001 | 31 km W of Dien Bien Phu, Vietnam | M4.9 | 58 km | 10 km |
| Apr 3, 2003 | 83 km S of Dien Bien Phu, Vietnam | M4.7 | 129 km | 10 km |
| Mar 29, 1993 | 53 km N of Dien Bien Phu, Vietnam | M4.6 | 115 km | 33 km |
| Jan 14, 2019 | 51 km SW of Phôngsali, Laos | M4.6 | 41 km | 10 km |
| Apr 12, 2002 | 94 km NE of Phôngsali, Laos | M4.5 | 126 km | 10 km |
| Apr 22, 2016 | 37 km NE of Phôngsali, Laos | M4.5 | 70 km | 10 km |
| May 16, 2025 | 27 km S of Mường Lay, Vietnam | M4.5 | 108 km | 10 km |
| Jun 16, 2020 | 100 km NNE of Phôngsali, Laos | M4.5 | 135 km | 10 km |
| Mar 5, 2022 | 85 km NNW of Phôngsali, Laos | M4.5 | 124 km | 10 km |
| May 2, 2007 | 73 km S of Dien Bien Phu, Vietnam | M4.5 | 120 km | 10 km |
| Mar 5, 2016 | 74 km ESE of Jinghong, China | M4.5 | 91 km | 16 km |
| Mar 4, 2001 | 10 km WSW of Dien Bien Phu, Vietnam | M4.5 | 80 km | 10 km |
| Jan 25, 1997 | 42 km ENE of Jinghong, China | M4.5 | 135 km | 33 km |
| Jan 10, 2019 | 52 km SW of Phôngsali, Laos | M4.4 | 41 km | 10 km |
| Jan 19, 2002 | 42 km NNE of Luang Namtha, Laos | M4.4 | 70 km | 33 km |
| Oct 5, 2009 | 54 km NNW of Phôngsali, Laos | M4.4 | 95 km | 26 km |
| Nov 9, 1995 | 76 km ENE of Phôngsali, Laos | M4.4 | 101 km | 33 km |
| Sep 19, 1993 | 52 km NNW of Phôngsali, Laos | M4.4 | 93 km | 33 km |
| Mar 30, 1993 | 55 km N of Dien Bien Phu, Vietnam | M4.4 | 113 km | 33 km |
| May 22, 2009 | 25 km SSE of Phôngsali, Laos | M4.4 | 20 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 61°F (16°C) | 0.2 in | Driest |
| February | 64°F (18°C) | 1.4 in | |
| March | 69°F (20°C) | 1.2 in | |
| April | 73°F (23°C) | 3.2 in | |
| May | 75°F (24°C) | 7.4 in | |
| June | 76°F (24°C) | 11.5 in | Warmest |
| July | 75°F (24°C) | 15.6 in | Wettest |
| August | 75°F (24°C) | 15.2 in | |
| September | 74°F (23°C) | 6.7 in | |
| October | 71°F (22°C) | 3.3 in | |
| November | 66°F (19°C) | 1.3 in | |
| December | 61°F (16°C) | 0.9 in | Coldest |
Ban Acholaosa has a seasonal temperature swing of 16°F / from 61°F in December to 76°F in June. Total annual precipitation is 67.9 inches, with July being the wettest month (15.6") and January the driest (0.2").