Last updated: July 2, 2025
Understanding the UV Index in Yang Si Surat, Thailand, is crucial for ensuring your skin's health and preventing sunburn. With the region's tropical Aw climate, residents and visitors alike face significant UV exposure, particularly from late morning to early afternoon when levels soar above 10. By keeping a close eye on the daily UV Index, you can take appropriate precautions, such as using sunscreen and wearing protective clothing, to safeguard against harmful rays and enjoy the beautiful Thai sunshine safely. Whether you’re exploring the outdoors or simply soaking up the rays, awareness of UV levels is your first step toward healthier skin.
The UV Index today offers a clear picture of solar intensity as the day unfolds. Starting with a calm 1 at 7:00 AM, the sun's rays begin to strengthen, reaching 3 by 8:00 AM. The peak intensity hits at 12:00 PM, soaring to an impressive 14, indicating a strong need for sun protection. As the afternoon progresses, it gradually decreases, dropping to 4 by 4:00 PM and winding down to 1 by 6:00 PM. By 7:00 PM, the UV Index retreats to 0, showcasing the significant daily variation in UV exposure. It's essential to stay alert during those peak hours, especially between 10:00 AM and 1:00 PM, when UV radiation poses the greatest risk!
| 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 | 14 | extreme | 10 min |
| 13:00 | 13 | 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 |
Throughout the year, UV Index levels fluctuate significantly, with the highest values typically observed from February to October. March to September consistently registers an extreme UV Index of 14, indicating a burn time of just 10 minutes, highlighting these as high-risk months for overexposure. January, November, and December have a very high exposure category with longer burn times of 15 minutes, suggesting caution is still warranted during these months, though it's relatively less intense. Residents and visitors alike are advised to take precautions during the extreme UV periods by wearing sunscreen, protective clothing, and seeking shade, especially during midday hours when UV rays are strongest. Staying informed and prepared can help reduce the risk of UV-related health issues throughout the year.
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 |
| Yang Si Surat | 9 | 12 | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |