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Weather & Climate in Tachilek, Myanmar
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tachilek has a warm climate with an average annual temperature of 77°F (25°C). Winters average 68°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 215 sunny days per year. Annual precipitation totals 70.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,319 feet.
Temperature
68°F Jan (20°C)
81°F Jul (27°C)
| Annual Average | 77.0°F |
| 43% above US avg | |
| January Average | 68°F (20°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 215 days/yr |
Geography
| Elevation | 1,319 ft (402 m) |
| Area | 298.4 sq mi (772.9 km²) |
| Population Density | 173/sq mi |
| Coordinates | 20.4475°N, 99.8808°W |
| Timezone | Asia/Yangon |
Precipitation & Snow
Air Quality
Earthquake History
89 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.9.
| Mar 24, 2011 | 27 km NNW of Tachilek, Myanmar | M6.9 | 27 km | 8 km |
| May 16, 2007 | 40 km NE of Ban Houakhoua, Laos | M6.3 | 89 km | 9 km |
| May 5, 2014 | 32 km SSW of Chiang Rai, Thailand | M6.1 | 91 km | 6 km |
| Jul 21, 2022 | 53 km S of K?ng Tung, Myanmar | M5.9 | 78 km | 5 km |
| Mar 24, 2011 | 25 km NNW of Tachilek, Myanmar | M5.7 | 25 km | 10 km |
| Jun 23, 2007 | 114 km N of Tachilek, Myanmar | M5.6 | 115 km | 22 km |
| Jun 23, 2007 | 98 km WSW of Jinghong, China | M5.4 | 123 km | 12 km |
| Sep 11, 1994 | 41 km NW of Mae Chai, Thailand | M5.2 | 103 km | 33 km |
| Mar 25, 2011 | 29 km N of Tachilek, Myanmar | M5.0 | 29 km | 10 km |
| Mar 26, 2011 | 40 km NE of Tachilek, Myanmar | M5.0 | 40 km | 28 km |
| May 6, 2014 | 42 km SE of Fang, Thailand | M5.0 | 102 km | 10 km |
| May 6, 2014 | 31 km SW of Chiang Rai, Thailand | M5.0 | 87 km | 10 km |
| Jul 21, 2022 | 58 km S of K?ng Tung, Myanmar | M4.9 | 73 km | 10 km |
| Jul 21, 2022 | 53 km S of K?ng Tung, Myanmar | M4.9 | 78 km | 10 km |
| Mar 19, 2010 | 91 km SW of Jinghong, China | M4.9 | 110 km | 10 km |
| May 6, 2013 | 24 km N of Tachilek, Myanmar | M4.9 | 25 km | 36 km |
| Jun 28, 1999 | 114 km NNW of Tachilek, Myanmar | M4.8 | 115 km | 33 km |
| Jul 29, 2022 | 65 km S of K?ng Tung, Myanmar | M4.8 | 66 km | 10 km |
| Jul 15, 1999 | 121 km NNW of Tachilek, Myanmar | M4.8 | 122 km | 33 km |
| Mar 24, 2011 | 23 km NNE of Tachilek, Myanmar | M4.8 | 24 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 68°F (20°C) | 0.3 in | Coldest, Driest |
| February | 73°F (23°C) | 0.6 in | |
| March | 77°F (25°C) | 0.8 in | |
| April | 82°F (28°C) | 3.5 in | |
| May | 82°F (28°C) | 8.7 in | Warmest |
| June | 82°F (28°C) | 8.7 in | |
| July | 81°F (27°C) | 14.2 in | |
| August | 80°F (27°C) | 15.4 in | Wettest |
| September | 80°F (26°C) | 10.9 in | |
| October | 78°F (25°C) | 4.9 in | |
| November | 73°F (23°C) | 2.2 in | |
| December | 69°F (20°C) | 0.7 in |
Tachilek has a seasonal temperature swing of 14°F / from 68°F in January to 82°F in May. Total annual precipitation is 70.7 inches, with August being the wettest month (15.4") and January the driest (0.3").