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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. The area gets 253 sunny days per year, above the national average. 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) |
| Sunny Days | 253 days/yr |
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°W |
| 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").