Surat Thani Climate by Month
Surat Thani, Thailand
Hot all year, with rain spread through the year.
The climate in Surat Thani is hot all year, with rain spread through the year. April is the warmest month, with highs around 94°F (34°C); December is the coolest at 87°F (30°C), and nights dip to 72°F (22°C). It gets 68 in (1730 mm) of rain a year, spread across the months. The air is humid, averaging 79% relative humidity.
- Warmest month
- 94°F(34°C)
- Average high, April
- Coldest nights
- 72°F(22°C)
- Average low, February
- Rain per year
- 68 in(1730 mm)
- No clear rainy season
- Humidity
- 79%
- Sunniest: March
Best and worst months in Surat Thani
Best for weatherThe most comfortable weather comes in January and February, with highs around 89°F (32°C) and about 1.8 in (47 mm) of rain a month.
Least pleasantOctober and November are the least pleasant; November is the wettest, with 12 in (313 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in February.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Surat Thani weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 88°F(31°C) | 72°F(22°C) | 2.6 in(67 mm) | 80% | 5.1 |
| FebFebruaryBest | 90°F(32°C) | 72°F(22°C) | 1.0 in(26 mm) | 77% | 6.0 |
| MarMarch | 92°F(34°C) | 73°F(23°C) | 2.7 in(69 mm) | 76% | 6.1 |
| AprApril | 94°F(34°C) | 75°F(24°C) | 3.7 in(94 mm) | 77% | 6.0 |
| MayMay | 92°F(34°C) | 76°F(24°C) | 5.9 in(150 mm) | 78% | 5.1 |
| JunJune | 91°F(33°C) | 75°F(24°C) | 5.1 in(129 mm) | 77% | 4.8 |
| JulJuly | 91°F(33°C) | 75°F(24°C) | 5.2 in(131 mm) | 78% | 4.8 |
| AugAugust | 91°F(33°C) | 75°F(24°C) | 5.5 in(139 mm) | 78% | 4.9 |
| SepSeptember | 90°F(32°C) | 74°F(24°C) | 6.5 in(165 mm) | 80% | 4.7 |
| OctOctober | 89°F(31°C) | 74°F(24°C) | 11 in(276 mm) | 82% | 4.6 |
| NovNovember | 87°F(31°C) | 74°F(24°C) | 12 in(313 mm) | 84% | 4.7 |
| DecDecember | 87°F(30°C) | 73°F(23°C) | 6.7 in(171 mm) | 80% | 4.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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