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Weather & Climate in Surat Thani, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Surat Thani has a warm climate with an average annual temperature of 81°F (27°C). Winters average 79°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 216 sunny days per year. Annual precipitation totals 65.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
79°F Jan (26°C)
82°F Jul (28°C)
| Annual Average | 81.2°F |
| 50% above US avg | |
| January Average | 79°F (26°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 216 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 26.6 sq mi (69.0 km²) |
| Population Density | 4,958/sq mi |
| Coordinates | 9.1401°N, 99.3331°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Apr 16, 2012 | 19 km E of Ban Mai Khao, Thailand | M3.9 | 149 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 1997 | Linda | Category 1 | 52 mph | 276 km |
| 1989 | Gay | Category 3 | 132 mph | 170 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 1.6 in | |
| February | 81°F (27°C) | 0.8 in | Driest |
| March | 82°F (28°C) | 1.5 in | |
| April | 84°F (29°C) | 3.2 in | Warmest |
| May | 83°F (28°C) | 6.6 in | |
| June | 82°F (28°C) | 5.3 in | |
| July | 82°F (28°C) | 5.9 in | |
| August | 82°F (28°C) | 6.2 in | |
| September | 81°F (27°C) | 7.6 in | |
| October | 81°F (27°C) | 10.2 in | |
| November | 80°F (26°C) | 12.0 in | Wettest |
| December | 79°F (26°C) | 5.2 in | Coldest |
Surat Thani has a seasonal temperature swing of 5°F / from 79°F in December to 84°F in April. Total annual precipitation is 65.9 inches, with November being the wettest month (12.0") and February the driest (0.8").