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Weather & Climate in Khao Chaison, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Khao Chaison has a warm climate with an average annual temperature of 81°F (27°C). Winters average 76°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 324 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 91.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 75 feet.
Temperature
76°F Jan (24°C)
82°F Jul (28°C)
| Annual Average | 81.3°F |
| 51% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 324 days/yr |
Geography
| Elevation | 75 ft (23 m) |
| Area | 315.7 sq mi (817.6 km²) |
| Population Density | 0/sq mi |
| Coordinates | 7.4613°N, 100.1337°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 1989 | Gay | Category 2 | 69 mph | 254 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 2.5 in | Coldest |
| February | 81°F (27°C) | 1.6 in | Driest |
| March | 83°F (28°C) | 3.1 in | |
| April | 84°F (29°C) | 4.3 in | Warmest |
| May | 83°F (28°C) | 5.8 in | |
| June | 82°F (28°C) | 4.9 in | |
| July | 82°F (28°C) | 5.6 in | |
| August | 82°F (28°C) | 6.7 in | |
| September | 81°F (27°C) | 7.1 in | |
| October | 80°F (27°C) | 10.0 in | |
| November | 80°F (26°C) | 15.6 in | Wettest |
| December | 79°F (26°C) | 11.3 in |
Khao Chaison has a seasonal temperature swing of 8°F / from 76°F in January to 84°F in April. Total annual precipitation is 78.5 inches, with November being the wettest month (15.6") and February the driest (1.6").