Weather in Surat Thani for September 2026
So far, September 2026 in Surat Thani shows a warmer trend than usual by 2.5 °C.
Expect cooler weather in the next days in Surat Thani with the forecast suggesting a temperature of 28.6 °C, lower than the historical average.
In general, the average temperature in Surat Thani at the beginning of September is 30.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.7 °C by the end of September.
Surat Thani experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 159.5 mm.
Is September a good time to visit Surat Thani? check out the best time to travel to Surat Thani page.
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Surat Thani Weather September
What’s the Weather Like in Surat Thani This September?
Temperatures trend during September in Surat Thani
September weather in Surat Thani day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 31° /24° | 5.9 mm | 5 | |
| 2 Sept. |  Moderate or heavy rain shower | 29° /23° | 11.2 mm | 6 | |
| 3 Sept. | Light rain shower | 29° /23° | 3.8 mm | 6 | |
| 4 Sept. | Light rain shower | 30° /23° | 6.3 mm | 6 | |
| 5 Sept. | Patchy rain possible | 31° /23° | 4.3 mm | 7 | |
| 6 Sept. | Light rain shower | 32° /24° | 6.2 mm | 6 | |
| 7 Sept. | Light rain shower | 32° /24° | 2.2 mm | 7 | |
| 8 Sept. | Patchy rain possible | 31° /24° | 1.3 mm | 7 | |
| 9 Sept. | Light rain shower | 32° /23° | 5.6 mm | 8 | |
| 10 Sept. | Light rain shower | 32° /23° | 5.5 mm | 6 | |
| 11 Sept. | Light rain shower | 31° /24° | 5.5 mm | 6 | |
| 12 Sept. |  Cloudy | 32° /24° | 3.8 mm | 6 | |
| 13 Sept. | Light rain shower | 30° /23° | 9.8 mm | 6 | |
| 14 Sept. | Moderate or heavy rain shower | 30° /23° | 8.4 mm | 6 | |
| 15 Sept. | Light rain shower | 29° /23° | 5.8 mm | 6 | |
| 16 Sept. |  Overcast | 31° /24° | 39.7 mm | 10.6 | |
| 17 Sept. | Light rain shower | 26° /24° | 19.6 mm | 3.5 | |
| 18 Sept. | Light rain shower | 28° /24° | 6.3 mm | 6.7 | |
| 19 Sept. | Light rain shower | 28° /25° | 10 mm | 8.3 | |
| 20 Sept. | Light rain shower | 30° /25° | 14.1 mm | 9.7 | |
| 21 Sept. | Light rain shower | 27° /25° | 7.6 mm | 6 | |
| 22 Sept. | Light rain shower | 29° /25° | 10.4 mm | 6 | |
| 23 Sept. | Overcast | 30° /25° | 7.1 mm | 6 | |
| 24 Sept. | Light rain shower | 28° /25° | 9.4 mm | 6 | |
| 25 Sept. | Light rain shower | 26° /24° | 12.1 mm | 6 | |
| 26 Sept. | Light rain shower | 28° /24° | 8.6 mm | 7 | |
| 27 Sept. | Patchy rain possible | 30° /24° | 3.5 mm | 7 | |
| 28 Sept. | Overcast | 28° /25° | 0 mm | 6 | |
| 29 Sept. | Light rain shower | 31° /25° | 3.7 mm | 8 | |
| 30 Sept. | Light rain shower | 30° /23° | 1.2 mm | 7 | |
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Surat Thani weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 31°/24° | 30°/24° | 29°/24° |
| Rainfall | 146 mm | 160 mm | 261 mm |
| Wind | 16.1 km/h | 18.2 km/h | 12.6 km/h |
| Humidity | 76% | 79% | 80% |
| Rainy days | 30 days | 30 days | 31 days |
| Dry days | 1 days | 0 days | 0 days |
Planning a trip to Surat Thani? Discover the best time to visit
Surat Thani in September - FAQ
What are the expected maximum and minimum temperatures in Surat Thani during September?
How much rainfall should be expected in Surat Thani during September?
What are the typical wind conditions in Surat Thani during September?
September rainfall patterns in Surat Thani
UV exposure in Surat Thani during September
What to pack to Surat Thani in September?
Warm & sunny · highs around 30 °C, frequent showers
As you prepare for your trip to Surat Thani in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Surat Thani, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
🧴 Personal Items
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Where is Surat Thani?Get accurate weather forecasts for Surat Thani, located at latitude 9.14 and longitude 99.333. Stay updated with localized weather information tailored for Surat Thani.