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Weather & Climate in Mae Chai, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mae Chai has a warm climate with an average annual temperature of 76°F (25°C). Winters average 68°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 250 sunny days per year, above the national average. Annual precipitation totals 47.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,335 feet.
Temperature
68°F Jan (20°C)
80°F Jul (26°C)
| Annual Average | 76.1°F |
| 41% above US avg | |
| January Average | 68°F (20°C) |
| July Average | 80°F (26°C) |
| Sunny Days | 250 days/yr |
Geography
| Elevation | 1,335 ft (407 m) |
| Area | 300.5 sq mi (778.2 km²) |
| Population Density | 17/sq mi |
| Coordinates | 19.3460°N, 99.8140°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Earthquake History
47 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 | 149 km | 8 km |
| May 5, 2014 | 32 km SSW of Chiang Rai, Thailand | M6.1 | 38 km | 6 km |
| Mar 24, 2011 | 25 km NNW of Tachilek, Myanmar | M5.7 | 145 km | 10 km |
| Sep 11, 1994 | 41 km NW of Mae Chai, Thailand | M5.2 | 41 km | 33 km |
| May 6, 2014 | 31 km SW of Chiang Rai, Thailand | M5.0 | 44 km | 10 km |
| May 6, 2014 | 42 km SE of Fang, Thailand | M5.0 | 47 km | 10 km |
| May 6, 2013 | 24 km N of Tachilek, Myanmar | M4.9 | 147 km | 36 km |
| Mar 24, 2011 | 23 km NNE of Tachilek, Myanmar | M4.8 | 146 km | 11 km |
| Dec 9, 1995 | 9 km ENE of Rong Kwang, Thailand | M4.7 | 124 km | 10 km |
| Jul 7, 2021 | 53 km NE of Chiang Klang, Thailand | M4.7 | 146 km | 10 km |
| Dec 21, 1996 | 9 km NE of Ban Houayxay, Laos | M4.7 | 130 km | 33 km |
| May 5, 2014 | 32 km SSW of Chiang Rai, Thailand | M4.6 | 39 km | 10 km |
| May 6, 2014 | 40 km SW of Chiang Rai, Thailand | M4.6 | 48 km | 10 km |
| Feb 3, 2018 | 40 km WNW of Tachilek, Myanmar | M4.6 | 142 km | 10 km |
| Feb 20, 2019 | 26 km SW of Mae Chai, Thailand | M4.6 | 27 km | 10 km |
| Aug 24, 2014 | 44 km SSE of Fang, Thailand | M4.5 | 46 km | 20 km |
| Jul 2, 2002 | 44 km N of Chiang Klang, Thailand | M4.5 | 110 km | 33 km |
| Dec 21, 1995 | 52 km SSW of Fang, Thailand | M4.5 | 79 km | 41 km |
| May 7, 2014 | 38 km SW of Chiang Rai, Thailand | M4.5 | 42 km | 10 km |
| May 5, 2014 | 27 km SW of Chiang Rai, Thailand | M4.4 | 51 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 68°F (20°C) | 0.2 in | Driest |
| February | 72°F (22°C) | 0.4 in | |
| March | 78°F (25°C) | 0.9 in | |
| April | 82°F (28°C) | 3.0 in | Warmest |
| May | 81°F (27°C) | 7.0 in | |
| June | 81°F (27°C) | 5.1 in | |
| July | 80°F (26°C) | 8.0 in | |
| August | 79°F (26°C) | 9.3 in | Wettest |
| September | 78°F (26°C) | 7.5 in | |
| October | 76°F (25°C) | 4.1 in | |
| November | 72°F (22°C) | 1.6 in | |
| December | 67°F (20°C) | 0.5 in | Coldest |
Mae Chai has a seasonal temperature swing of 15°F / from 67°F in December to 82°F in April. Total annual precipitation is 47.6 inches, with August being the wettest month (9.3") and January the driest (0.2").