Last updated: May 3, 2025
In the beautiful coastal town of Sam Roi Yot, Thailand, awareness of the UV Index is crucial for protecting your skin. Understanding UV levels helps you prevent sunburn and maintain overall skin health, especially during the peak hours when UV radiation is at its highest. With a tropical climate that often boasts clear skies and intense sunlight, Sam Roi Yot presents significant UV exposure risks, particularly between 10:00 AM and 2:00 PM, when the UV Index soars to 15. Stay informed and enjoy the sun safely by keeping an eye on the UV levels throughout the day!
As the sun rises, the UV Index begins its gradual ascent, peaking at a striking 15 by noon, indicating a high risk of harm from unprotected sun exposure. From 07:00 with a minimal reading of 1 to 11:00, when it surges to 13, the mid-morning hours witness a rapid increase. The intensity continues to climb, hitting its daily zenith at 12:00. Although it remains formidable throughout the early afternoon, dropping to 11 by 14:00, it's vital to stay vigilant about sun protection. As the day unfolds, the UVI dips in the late afternoon—7 at 15:00, then declining further to 1 by 18:00, finally settling at 0 by 19:00, marking a significant relief as the sun sets. Ensure you take the necessary precautions during peak hours to safeguard your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 13 | extreme | 10 min |
| 12:00 | 15 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index throughout the year exhibits consistently high levels, with extreme exposure categories from January to October, peaking in March and May at a UV Index of 15. These months, along with February and April, represent a significant risk for sun damage, indicating that residents and visitors should take precautions during these periods. High-risk months include March through May, with equally concerning readings from June to September. It is crucial for everyone to minimize sun exposure during peak hours, wear protective clothing, and apply broad-spectrum sunscreen with a high SPF, as the burn time remains dangerously low at 10 minutes for most of the year, except for December, which has a slightly extended burn time of 15 minutes but still maintains a very high risk level.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mueang Nonthaburi UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
| Samut Prakan UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
| Bangkok UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
| Udon Thani UVI | 9 | 11 | 13 | 14 | 14 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |
| Chon Buri UVI | 10 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 10 | 9 |
| Sam Roi Yot | 11 | 13 | 15 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 11 | 10 |