Ko Samui
October
Weather in Ko Samui for October 2025
Your guide to Ko Samui weather in October - trends and predictions
In general, the average temperature in Ko Samui at the beginning of October is 28.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.7 °C by the end of October.
Ko Samui experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 274 mm.
Is October a good time to visit Ko Samui? check out the best time to travel to Ko Samui page.
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Temperatures
Rain 🌧️
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0
Dry days
31
Rainy days
0
Snow days
28°/27°
Temperatures
19 km/h
Avg max wind
75 %
Avg humidity
Ko Samui in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2 29° | 3 29° | 4  29° | 5 28° | ||
| 6 28° | 7 28° | 8 29° | 9 28° | 10 29° | 11 29° | 12 28° |
| 13 29° | 14 29° | 15 29° | 16 29° | 17 28° | 18 28° | 19 28° |
| 20 29° | 21 29° | 22 29° | 23 29° | 24 29° | 25 28° | 26 29° |
| 27 29° | 28 29° | 29 28° | 30 29° | 31 29° |
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Temperatures trend during October in Ko Samui
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Patchy rain possible | 29° /27° | 5.3 mm | 6 | |
| 2 Oct. | Patchy rain possible | 29° /26° | 2.4 mm | 6 | |
| 3 Oct. | Patchy rain possible | 29° /26° | 7.6 mm | 6 | |
| 4 Oct. | Moderate or heavy rain shower | 29° /26° | 7.2 mm | 6 | |
| 5 Oct. | Moderate or heavy rain shower | 28° /27° | 12 mm | 6 | |
| 6 Oct. | Light rain shower | 28° /26° | 16.3 mm | 6 | |
| 7 Oct. | Light rain shower | 28° /26° | 9 mm | 6 | |
| 8 Oct. | Patchy rain possible | 29° /26° | 7 mm | 6 | |
| 9 Oct. | Light rain shower | 28° /26° | 10.5 mm | 6 | |
| 10 Oct. | Patchy rain possible | 29° /26° | 5.6 mm | 6 | |
| 11 Oct. | Patchy rain possible | 29° /26° | 9 mm | 6 | |
| 12 Oct. | Moderate or heavy rain shower | 28° /26° | 8.6 mm | 6 | |
| 13 Oct. | Moderate or heavy rain shower | 29° /27° | 6.5 mm | 6 | |
| 14 Oct. | Patchy rain possible | 29° /27° | 2.4 mm | 6 | |
| 15 Oct. | Patchy rain possible | 29° /27° | 8.7 mm | 6 | |
| 16 Oct. | Moderate or heavy rain shower | 29° /26° | 19.2 mm | 6 | |
| 17 Oct. | Light rain shower | 28° /26° | 20.1 mm | 6 | |
| 18 Oct. | Moderate rain at times | 28° /25° | 15.7 mm | 6 | |
| 19 Oct. | Patchy rain possible | 28° /26° | 16.4 mm | 6 | |
| 20 Oct. | Patchy rain possible | 29° /26° | 9.2 mm | 6 | |
| 21 Oct. | Patchy rain possible | 29° /26° | 5.5 mm | 6 | |
| 22 Oct. | Moderate rain at times | 29° /26° | 4.8 mm | 6 | |
| 23 Oct. | Light rain shower | 29° /26° | 4.9 mm | 6 | |
| 24 Oct. | Moderate or heavy rain shower | 29° /27° | 5.7 mm | 6 | |
| 25 Oct. | Patchy rain possible | 28° /27° | 5.6 mm | 6 | |
| 26 Oct. | Patchy rain possible | 29° /26° | 3.8 mm | 6 | |
| 27 Oct. | Patchy rain possible | 29° /27° | 4.6 mm | 6 | |
| 28 Oct. | Patchy rain possible | 29° /27° | 4.4 mm | 6 | |
| 29 Oct. | Moderate or heavy rain shower | 28° /26° | 7.2 mm | 6 | |
| 30 Oct. | Light rain shower | 29° /27° | 9.3 mm | 6 | |
| 31 Oct. | Moderate or heavy rain shower | 29° /26° | 19.4 mm | 6 | |
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Important Notice
Our weather forecast for Ko Samui in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ko Samui forecast closer to your planned date for the most up-to-date weather information.
Ko Samui in October - FAQ
What are the expected maximum and minimum temperatures in Ko Samui during October?
During October, expect a variety of temperatures with highs around 28° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Ko Samui during October?
Significant rainfall exceeding 274 mm is expected in Ko Samui during October, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Ko Samui during October?
The average wind speed in Ko Samui during October is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Ko Samui in October?
As you prepare for your trip to Ko Samui in October, 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 Ko Samui, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
October rainfall patterns in Ko Samui
Explore the daily rainfall trends and prepare for Ko Samuis October weather 💧
UV exposure in Ko Samui during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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