Last updated: May 3, 2025
Understanding the UV Index in Phetchaburi, Thailand is crucial for protecting your skin and overall health. With the tropical climate characteristic of this region, UV levels can soar to alarming heights, peaking at a potent 14 around noon. Awareness of these levels not only helps prevent painful sunburns but also mitigates long-term skin damage, enhancing your well-being. Whether you're enjoying a sunny day at the beach or participating in outdoor activities, being informed about the UV Index can significantly reduce your risks. Stay vigilant as you bask in Phetchaburi's abundant sunshine, especially during the highest exposure times of the day!
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 |
The UV Index experiences significant seasonal variation, peaking during the months of March through October, where it consistently reaches 14 in many months, indicating an extreme exposure category with a burn time of just 10 minutes. January and November present very high conditions with indices of 10 and a burn time of 15 minutes, while December shows a slightly lower index of 9. Given this data, visitors and residents should be particularly vigilant from February through October, as these months carry the highest risk for UV exposure. It is advisable to take protective measures such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours, to reduce the risk of sunburn and long-term skin damage.
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 |
| Phetchaburi | 10 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 10 | 9 |