Ko Samui
March
Weather in Ko Samui for March 2025
Your guide to Ko Samui weather in March - trends and predictions
In general, the average temperature in Ko Samui at the beginning of March is 28.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 29 °C by the end of March.
The climate of Ko Samui in March is notably wet, with an average of 12 rainy days.
Is March a good time to visit Ko Samui? check out the best time to travel to Ko Samui page.
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19
Dry days
12
Rainy days
0
Snow days
29°/28°
Temperatures
25 km/h
Avg max wind
73 %
Avg humidity
Ko Samui in March average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2 28° | |||||
| 3 28° | 4 28° | 5  28° | 6 29° | 7 29° | 8  29° | 9 29° |
| 10 29° | 11 29° | 12 28° | 13 28° | 14 28° | 15 28° | 16  28° |
| 17 28° | 18 29° | 19 29° | 20 29° | 21 28° | 22 28° | 23 29° |
| 24 29° | 25 29° | 26 29° | 27 29° | 28 29° | 29  29° | 30 29° |
| 31 29° |
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Temperatures trend during March in Ko Samui
See the weather trend as well as the moving average line
March weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Mar. | Patchy rain possible | 28° /27° | 0.4 mm | 6 | |
| 2 Mar. | Patchy rain possible | 28° /27° | 0.3 mm | 6 | |
| 3 Mar. | Patchy rain possible | 28° /28° | 0.2 mm | 6 | |
| 4 Mar. | Light rain shower | 28° /28° | 0.7 mm | 6 | |
| 5 Mar. | Sunny | 28° /27° | 0 mm | 7 | |
| 6 Mar. | Sunny | 29° /27° | 0 mm | 7 | |
| 7 Mar. | Sunny | 29° /28° | 0 mm | 7 | |
| 8 Mar. | Partly cloudy | 29° /27° | 0 mm | 7 | |
| 9 Mar. | Patchy rain possible | 29° /28° | 0.2 mm | 6 | |
| 10 Mar. | Patchy rain possible | 29° /28° | 0.3 mm | 6 | |
| 11 Mar. | Patchy rain possible | 29° /28° | 0.7 mm | 6 | |
| 12 Mar. | Sunny | 28° /27° | 0 mm | 7 | |
| 13 Mar. | Partly cloudy | 28° /28° | 0 mm | 7 | |
| 14 Mar. | Patchy rain possible | 28° /27° | 2.5 mm | 6 | |
| 15 Mar. | Patchy rain possible | 28° /27° | 1.5 mm | 6 | |
| 16 Mar. | Patchy light drizzle | 28° /28° | 0.8 mm | 6 | |
| 17 Mar. | Patchy rain possible | 28° /28° | 0 mm | 6 | |
| 18 Mar. | Patchy rain possible | 29° /28° | 0 mm | 6 | |
| 19 Mar. | Patchy rain possible | 29° /28° | 0.1 mm | 6 | |
| 20 Mar. | Patchy rain possible | 29° /28° | 0 mm | 6 | |
| 21 Mar. | Patchy rain possible | 28° /28° | 0.3 mm | 6 | |
| 22 Mar. | Patchy rain possible | 28° /28° | 0.2 mm | 6 | |
| 23 Mar. | Patchy rain possible | 29° /28° | 0.1 mm | 6 | |
| 24 Mar. | Partly cloudy | 29° /28° | 0 mm | 7 | |
| 25 Mar. | Patchy rain possible | 29° /28° | 0.1 mm | 6 | |
| 26 Mar. | Partly cloudy | 29° /28° | 0 mm | 7 | |
| 27 Mar. | Light rain shower | 29° /28° | 0.8 mm | 6 | |
| 28 Mar. | Patchy rain possible | 29° /28° | 0 mm | 6 | |
| 29 Mar. | Thundery outbreaks possible | 29° /28° | 2.4 mm | 6 | |
| 30 Mar. | Light rain shower | 29° /29° | 2.8 mm | 6 | |
| 31 Mar. | Partly cloudy | 29° /28° | 2.4 mm | 7 | |
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Important Notice
Our weather forecast for Ko Samui in March 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 March - FAQ
What are the expected maximum and minimum temperatures in Ko Samui during March?
During March, expect a variety of temperatures with highs around 29° and lows near 28°, suitable for diverse activities and preferences.
How much rainfall should be expected in Ko Samui during March?
Expect minimal rainfall in Ko Samui during March, with a total of 16.9 mm over approximately 12 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Ko Samui during March?
The average wind speed in Ko Samui during March is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Ko Samui in March?
As you prepare for your trip to Ko Samui in March, 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 March, 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
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Where is Ko Samui?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.
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