Last updated: May 3, 2025
Awareness of the UV Index is essential for residents and visitors in Wapi Pathum, Thailand, where the intense sun can pose significant risks to skin health. Understanding UV levels is crucial for preventing sunburn and long-term skin damage, especially during peak hours when the UV Index can soar to dangerous levels, reaching a staggering 15 around noon. With Wapi Pathum's Aw climate zone, characterized by hot and sunny weather, it’s important to regularly check the UV Index and take appropriate precautions to protect yourself and your loved ones from harmful ultraviolet radiation. Stay informed and safe under the sun!
As the sun rises on a new day, the UV Index begins at a modest 1 at 7:00 AM, gradually climbing to reach its peak of 15 by 12:00 PM. The hours between 9:00 AM and 1:00 PM showcase the sun's intensity, highlighted by a significant spike to 11 at 10:00 AM and 14 at 11:00 AM. However, by the afternoon, the radiation starts to wane, dropping to 6 at 3:00 PM, and then tapering off significantly as evening approaches. By 6:00 PM, the UV Index returns to a safe level of 1, and by 7:00 PM, it settles at 0, signaling the end of peak solar radiation for the day. Remember, during those peak hours, it’s essential to protect your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 11 | extreme | 10 min |
| 11:00 | 14 | extreme | 10 min |
| 12:00 | 15 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, with the highest levels recorded from February to October, particularly peaking in May (UV Index 15) and maintaining extreme levels from March to October. January starts the year with a UV Index of 10, categorizing it as very high, while November and December also retain a very high exposure but with slightly lower indices of 10 and 9, respectively. High-risk months are predominantly from February to October, where the UV Index remains at extreme levels of 13 to 15, resulting in a burn time of just 10 minutes. Residents and visitors are strongly advised to take protective measures during these months, such as wearing sunscreen, protective clothing, and avoiding sun exposure during peak hours to minimize the risk of UV-related 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 |
| Wapi Pathum | 10 | 13 | 14 | 14 | 15 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |