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Weather & Climate in Ban Nambak, Laos
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ban Nambak has a warm climate with an average annual temperature of 74°F (23°C). Winters average 64°F in January while summers reach 79°F in July / relatively mild seasonal variation. The area gets 228 sunny days per year, above the national average. Annual precipitation totals 64.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,161 feet.
Temperature
64°F Jan (18°C)
79°F Jul (26°C)
| Annual Average | 73.9°F |
| 37% above US avg | |
| January Average | 64°F (18°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 228 days/yr |
Geography
| Elevation | 1,161 ft (354 m) |
| Area | 1,087.6 sq mi (2,817.0 km²) |
| Population Density | 26/sq mi |
| Coordinates | 20.6267°N, 102.4526°W |
| Timezone | Asia/Vientiane |
Precipitation & Snow
Air Quality
Earthquake History
25 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 | 90 km | 10 km |
| Sep 28, 1996 | 61 km W of Muang Phônsavan, Laos | M4.8 | 123 km | 33 km |
| Apr 3, 2003 | 83 km S of Dien Bien Phu, Vietnam | M4.7 | 74 km | 10 km |
| Jan 14, 2019 | 51 km SW of Phôngsali, Laos | M4.6 | 106 km | 10 km |
| May 5, 2017 | 64 km W of Luang Prabang, Laos | M4.5 | 127 km | 17 km |
| May 2, 2007 | 73 km S of Dien Bien Phu, Vietnam | M4.5 | 72 km | 10 km |
| May 16, 2025 | 27 km S of Mường Lay, Vietnam | M4.5 | 142 km | 10 km |
| Mar 4, 2001 | 10 km WSW of Dien Bien Phu, Vietnam | M4.5 | 96 km | 10 km |
| Apr 22, 2016 | 37 km NE of Phôngsali, Laos | M4.5 | 144 km | 10 km |
| Mar 31, 1999 | 31 km NNW of Sainyabuli, Laos | M4.5 | 149 km | 10 km |
| May 22, 2009 | 25 km SSE of Phôngsali, Laos | M4.4 | 98 km | 10 km |
| Mar 14, 2022 | 76 km SSE of Dien Bien Phu, Vietnam | M4.4 | 94 km | 10 km |
| Jan 10, 2019 | 52 km SW of Phôngsali, Laos | M4.4 | 105 km | 10 km |
| Jan 19, 2002 | 42 km NNE of Luang Namtha, Laos | M4.4 | 127 km | 33 km |
| Jun 21, 1995 | 83 km W of Xam Nua, Laos | M4.4 | 89 km | 33 km |
| Oct 14, 2009 | 4 km W of Muang Xay, Laos | M4.3 | 54 km | 10 km |
| Jan 7, 2018 | 36 km E of Dien Bien Phu, Vietnam | M4.3 | 127 km | 10 km |
| Jan 8, 2018 | 36 km E of Dien Bien Phu, Vietnam | M4.3 | 126 km | 10 km |
| Jun 21, 1995 | 72 km N of Muang Phônsavan, Laos | M4.2 | 100 km | 10 km |
| May 7, 2011 | 46 km SSW of S?n La, Vietnam | M4.1 | 134 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 0.3 in | Coldest, Driest |
| February | 67°F (20°C) | 1.2 in | |
| March | 73°F (23°C) | 1.5 in | |
| April | 77°F (25°C) | 3.7 in | |
| May | 80°F (26°C) | 7.2 in | |
| June | 80°F (27°C) | 9.7 in | Warmest |
| July | 79°F (26°C) | 14.5 in | |
| August | 79°F (26°C) | 15.2 in | Wettest |
| September | 78°F (26°C) | 6.1 in | |
| October | 75°F (24°C) | 2.8 in | |
| November | 70°F (21°C) | 1.0 in | |
| December | 65°F (18°C) | 0.8 in |
Ban Nambak has a seasonal temperature swing of 16°F / from 64°F in January to 80°F in June. Total annual precipitation is 64.1 inches, with August being the wettest month (15.2") and January the driest (0.3").