Rayong (Ko Samet)
May
Weather in Rayong for May 2026
Your guide to Rayong weather in May - trends and predictions
In general, the average temperature in Rayong at the beginning of May is 30 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.3 °C by the end of May.
Rayong experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 498.6 mm.
Is May a good time to visit Rayong? check out the best time to travel to Rayong page.
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Temperatures
Rain 🌧️
More
1
Dry days
30
Rainy days
0
Snow days
30°/27°
Temperatures
19 km/h
Avg max wind
76 %
Avg humidity
Rayong Weather May
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Temperatures trend during May in Rayong
See the weather trend as well as the moving average line
May weather in Rayong day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Moderate or heavy rain shower | 31° /27° | 5.8 mm | 10 | |
| 2 May | Moderate or heavy rain shower | 30° /27° | 4.8 mm | 11 | |
| 3 May |  Heavy rain at times | 29° /26° | 9.1 mm | 8 | |
| 4 May |  Patchy rain possible | 30° /27° | 8.7 mm | 9 | |
| 5 May | Moderate rain at times | 30° /28° | 3.4 mm | 11 | |
| 6 May | Moderate or heavy rain shower | 30° /28° | 19.5 mm | 7 | |
| 7 May | Moderate or heavy rain shower | 30° /28° | 7.3 mm | 6 | |
| 8 May | Moderate or heavy rain shower | 30° /28° | 5.3 mm | 10 | |
| 9 May |  Cloudy | 30° /28° | 0 mm | 13 | |
| 10 May | Moderate or heavy rain shower | 30° /28° | 11.7 mm | 10 | |
| 11 May | Patchy rain possible | 30° /27° | 2.7 mm | 7 | |
| 12 May | Moderate or heavy rain shower | 28° /27° | 19.3 mm | 6 | |
| 13 May | Moderate or heavy rain shower | 28° /25° | 9.9 mm | 6 | |
| 14 May | Moderate or heavy rain shower | 29° /27° | 29.3 mm | 6 | |
| 15 May | Moderate or heavy rain shower | 30° /27° | 3.9 mm | 7 | |
| 16 May | Moderate rain at times | 30° /28° | 3.4 mm | 9 | |
| 17 May | Patchy rain possible | 30° /27° | 1.4 mm | 9 | |
| 18 May | Patchy rain possible | 31° /28° | 1 mm | 12 | |
| 19 May | Moderate or heavy rain shower | 30° /28° | 4.9 mm | 10 | |
| 20 May | Patchy rain possible | 31° /28° | 1.6 mm | 11 | |
| 21 May | Moderate or heavy rain shower | 30° /27° | 21.3 mm | 11 | |
| 22 May | Moderate rain at times | 30° /28° | 2.6 mm | 9 | |
| 23 May | Patchy rain possible | 30° /28° | 13.8 mm | 6 | |
| 24 May | Moderate or heavy rain shower | 30° /27° | 15.2 mm | 5 | |
| 25 May | Light rain shower | 28° /26° | 34.9 mm | 3 | |
| 26 May | Moderate or heavy rain shower | 27° /25° | 95.4 mm | 2 | |
| 27 May | Moderate or heavy rain shower | 29° /26° | 42.5 mm | 5 | |
| 28 May | Light rain shower | 29° /27° | 23.1 mm | 5 | |
| 29 May | Light rain shower | 28° /26° | 37.3 mm | 5 | |
| 30 May | Moderate or heavy rain shower | 27° /25° | 50.4 mm | 3 | |
| 31 May | Light rain shower | 30° /27° | 9 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Rayong 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 Rayong forecast closer to your planned date for the most up-to-date weather information.
Change Month
Rayong weather in May vs April vs June
Compare May weather in Rayong 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 | Moderate or heavy rain shower | Light rain shower |
| Temperatures | 30°/27° | 30°/27° | 29°/27° |
| Rainfall | 164 mm | 499 mm | 385 mm |
| Wind | 17.7 km/h | 19.2 km/h | 27.7 km/h |
| Humidity | 73% | 76% | 77% |
| Rainy days | 24 days | 30 days | 30 days |
| Dry days | 6 days | 1 days | 0 days |
Planning a trip to Rayong? Discover the best time to visit
Rayong in May - FAQ
What are the expected maximum and minimum temperatures in Rayong during May?
During May, expect a variety of temperatures with highs around 30° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Rayong during May?
Significant rainfall exceeding 498.6 mm is expected in Rayong during May, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Rayong during May?
The average wind speed in Rayong during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Rayong in May?
As you prepare for your trip to Rayong 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 Rayong, 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 Rayong
Explore the daily rainfall trends and prepare for Rayongs May weather 💧
Typically, Rayong has 30 rainy days in May with a total of 498.6 mm of rainfall.
UV exposure in Rayong during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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