Weather & Climate in Den Chai, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Den Chai has a warm climate with an average annual temperature of 78°F (26°C). Winters average 71°F in January while summers reach 80°F in July / relatively mild seasonal variation. Annual precipitation totals 45.6 inches. The city sits at an elevation of 522 feet.
Temperature
71°F Jan (22°C)
80°F Jul (27°C)
| Annual Average | 78.0°F |
| 44% above US avg | |
| January Average | 71°F (22°C) |
| July Average | 80°F (27°C) |
Geography
| Elevation | 522 ft (159 m) |
| Area | 302.9 sq mi (784.4 km²) |
| Population Density | 56/sq mi |
| Coordinates | 17.9837°N, 100.0522°E |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Dec 9, 1995 | 9 km ENE of Rong Kwang, Thailand | M4.7 | 57 km | 10 km |
| Feb 20, 2019 | 26 km SW of Mae Chai, Thailand | M4.6 | 142 km | 10 km |
| Mar 27, 2004 | 32 km S of Nan, Thailand | M3.8 | 97 km | 13 km |
| May 7, 1994 | 13 km SSE of Mae Tha, Thailand | M3.6 | 101 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 71°F (22°C) | 0.2 in | Driest |
| February | 75°F (24°C) | 0.4 in | |
| March | 81°F (27°C) | 1.1 in | |
| April | 84°F (29°C) | 3.2 in | Warmest |
| May | 83°F (28°C) | 7.5 in | |
| June | 81°F (27°C) | 5.0 in | |
| July | 80°F (27°C) | 6.6 in | |
| August | 80°F (26°C) | 8.6 in | Wettest |
| September | 79°F (26°C) | 7.9 in | |
| October | 78°F (26°C) | 3.9 in | |
| November | 74°F (23°C) | 1.0 in | |
| December | 70°F (21°C) | 0.2 in | Coldest |
Den Chai has a seasonal temperature swing of 14°F / from 70°F in December to 84°F in April. Total annual precipitation is 45.6 inches, with August being the wettest month (8.6") and January the driest (0.2").