Weather in Ko Samui for October 2025
In general, the average temperature in Ko Samui at the beginning of October is 28.4 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.9 °C by the end of October.
Ko Samui experiences an exceptionally high level of rainfall in October, with more than 24 rainy days on average.
Is October a good time to visit Ko Samui? check out the best time to travel to Ko Samui page.
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Ko Samui in October average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 29° | 2 29° | 3 29° | 4 28° | 5 28° | ||
6 28° | 7 28° | 8 29° | 9 29° | 10 29° | 11 28° | 12 29° |
13 29° | 14 29° | 15 29° | 16 29° | 17 29° | 18 28° | 19 28° |
20 29° | 21 29° | 22 29° | 23 29° | 24 29° | 25 28° | 26 29° |
27 29° | 28 29° | 29 29° | 30 29° | 31 29° |
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Temperatures trend during October in Ko Samui
October weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Oct. | Cloudy | 29° /27° | 1.8 mm | 6 | |
2 Oct. | Light rain shower | 29° /27° | 2.2 mm | 6 | |
3 Oct. | Light rain shower | 29° /26° | 12.3 mm | 6 | |
4 Oct. | Light rain shower | 28° /27° | 6.5 mm | 6 | |
5 Oct. | Light rain shower | 28° /27° | 8.5 mm | 6 | |
6 Oct. | Light rain shower | 28° /27° | 17.1 mm | 6 | |
7 Oct. | Light rain shower | 28° /26° | 8.9 mm | 6 | |
8 Oct. | Light rain shower | 29° /26° | 7.7 mm | 6 | |
9 Oct. | Light rain shower | 29° /26° | 8.6 mm | 6 | |
10 Oct. | Patchy rain possible | 29° /27° | 3.1 mm | 6 | |
11 Oct. | Patchy rain possible | 28° /26° | 14 mm | 6 | |
12 Oct. | Patchy rain possible | 29° /27° | 11.6 mm | 6 | |
13 Oct. | Patchy rain possible | 29° /28° | 5.7 mm | 6 | |
14 Oct. | Patchy light drizzle | 29° /27° | 4.1 mm | 6 | |
15 Oct. | Patchy rain possible | 29° /27° | 9.6 mm | 6 | |
16 Oct. | Light rain shower | 29° /27° | 10.5 mm | 6 | |
17 Oct. | Light rain shower | 29° /27° | 14.2 mm | 6 | |
18 Oct. | Light rain shower | 28° /26° | 17.8 mm | 6 | |
19 Oct. | Patchy rain possible | 28° /26° | 16.1 mm | 6 | |
20 Oct. | Patchy rain possible | 29° /28° | 9.1 mm | 6 | |
21 Oct. | Patchy rain possible | 29° /27° | 1.7 mm | 6 | |
22 Oct. | Patchy rain possible | 29° /27° | 3.3 mm | 7 | |
23 Oct. | Light rain shower | 29° /27° | 4.5 mm | 6 | |
24 Oct. | Patchy rain possible | 29° /27° | 3.3 mm | 6 | |
25 Oct. | Patchy rain possible | 28° /27° | 7 mm | 6 | |
26 Oct. | Patchy rain possible | 29° /27° | 2.9 mm | 6 | |
27 Oct. | Patchy rain possible | 29° /27° | 1.8 mm | 6 | |
28 Oct. | Patchy rain possible | 29° /27° | 3.3 mm | 6 | |
29 Oct. | Partly cloudy | 29° /27° | 6.3 mm | 7 | |
30 Oct. | Light rain shower | 29° /27° | 8.7 mm | 6 | |
31 Oct. | Light rain shower | 29° /27° | 7.2 mm | 6 | |
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Ko Samui in October - FAQ
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
- Sandals/Flip-flops: Comfortable for warm climates
- 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
UV exposure in Ko Samui during October
Quick links
Get accurate weather forecasts for Ko Samui, located at latitude 9.536 and longitude 99.936. Stay updated with localized weather information tailored for Ko Samui.