Koh Tao
May
Weather in Koh Tao for May 2026
Your guide to Koh Tao weather in May - trends and predictions
In general, the average temperature in Koh Tao at the beginning of May is 30 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 29.9 °C by the end of May.
Koh Tao experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 222.7 mm.
Is May a good time to visit Koh Tao? check out the best time to travel to Koh Tao page.
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Temperatures
Rain 🌧️
More
3
Dry days
28
Rainy days
0
Snow days
30°/28°
Temperatures
23 km/h
Avg max wind
73 %
Avg humidity
Koh Tao Weather May
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Temperatures trend during May in Koh Tao
See the weather trend as well as the moving average line
May weather in Koh Tao day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Partly cloudy | 30° /29° | 0.1 mm | 8 | |
| 2 May | Partly cloudy | 30° /28° | 2.4 mm | 8 | |
| 3 May |  Patchy rain possible | 30° /28° | 11.8 mm | 7 | |
| 4 May |  Thundery outbreaks possible | 30° /28° | 7 mm | 7 | |
| 5 May | Patchy rain possible | 30° /27° | 6.2 mm | 7 | |
| 6 May | Patchy rain possible | 30° /28° | 10.6 mm | 7 | |
| 7 May | Light rain shower | 30° /27° | 11.6 mm | 7 | |
| 8 May | Partly cloudy | 30° /28° | 0.2 mm | 8 | |
| 9 May | Thundery outbreaks possible | 30° /28° | 0.9 mm | 7 | |
| 10 May |  Patchy light rain with thunder | 30° /27° | 9.4 mm | 7 | |
| 11 May | Patchy light rain with thunder | 30° /28° | 3.1 mm | 7 | |
| 12 May | Patchy rain possible | 29° /27° | 15.7 mm | 7 | |
| 13 May | Thundery outbreaks possible | 30° /28° | 1.9 mm | 7 | |
| 14 May | Patchy rain possible | 30° /28° | 7 mm | 7 | |
| 15 May | Partly cloudy | 30° /28° | 5.4 mm | 7 | |
| 16 May | Patchy rain possible | 30° /28° | 5.8 mm | 7 | |
| 17 May | Patchy rain possible | 30° /27° | 10.4 mm | 7 | |
| 18 May |  Patchy light drizzle | 30° /28° | 1.4 mm | 7 | |
| 19 May | Patchy rain possible | 30° /28° | 4.7 mm | 7 | |
| 20 May | Patchy rain possible | 30° /29° | 1.3 mm | 7 | |
| 21 May | Light rain shower | 30° /28° | 5.1 mm | 7 | |
| 22 May | Light rain shower | 30° /27° | 16.5 mm | 7 | |
| 23 May | Light rain shower | 30° /27° | 6.1 mm | 7 | |
| 24 May | Patchy rain possible | 29° /28° | 7.9 mm | 7 | |
| 25 May | Light rain shower | 30° /28° | 16.4 mm | 7 | |
| 26 May | Patchy light drizzle | 29° /28° | 3 mm | 7 | |
| 27 May | Partly cloudy | 30° /28° | 7 mm | 7 | |
| 28 May |  Sunny | 30° /27° | 13.8 mm | 7 | |
| 29 May | Thundery outbreaks possible | 30° /27° | 16.4 mm | 7 | |
| 30 May | Patchy light rain | 30° /28° | 4.5 mm | 7 | |
| 31 May | Light rain | 30° /27° | 9.1 mm | 7 | |
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Important Notice
Our weather forecast for Koh Tao in May 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 Koh Tao forecast closer to your planned date for the most up-to-date weather information.
Change Month
Koh Tao weather in May vs April vs June
Compare May weather in Koh Tao with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| April | May | June | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 29°/28° | 30°/28° | 29°/27° |
| Rainfall | 97 mm | 223 mm | 141 mm |
| Wind | 22.2 km/h | 23.2 km/h | 31.4 km/h |
| Humidity | 73% | 73% | 73% |
| Rainy days | 16 days | 28 days | 24 days |
| Dry days | 14 days | 3 days | 6 days |
Planning a trip to Koh Tao? Discover the best time to visit
Koh Tao in May - FAQ
What are the expected maximum and minimum temperatures in Koh Tao during May?
During May, expect a variety of temperatures with highs around 30° and lows near 28°, suitable for diverse activities and preferences.
How much rainfall should be expected in Koh Tao during May?
Significant rainfall exceeding 222.7 mm is expected in Koh Tao during May, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Koh Tao during May?
The average wind speed in Koh Tao during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Koh Tao in May?
As you prepare for your trip to Koh Tao in May, 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 Koh Tao, during May, 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
- Insect Repellent: For destinations with mosquitos or other insects
May rainfall patterns in Koh Tao
Explore the daily rainfall trends and prepare for Koh Taos May weather 💧
Typically, Koh Tao has 28 rainy days in May with a total of 222.7 mm of rainfall.
UV exposure in Koh Tao during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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