Last updated: July 2, 2025
In Wiang Sa, Thailand, understanding the UV Index is crucial for protecting your skin and overall health. As UV radiation levels can soar, especially during midday hours, being aware of these levels helps prevent sunburn and long-term skin damage. With its tropical climate and high exposure to sunlight throughout the year, Wiang Sa residents and visitors must stay vigilant about UV risks. From the late morning peak at 15 to midday highs of 13, knowing when to seek shade or apply sunscreen can make all the difference. Stay informed and enjoy the beautiful sunshine safely!
The UV Index throughout the day showcases a vibrant dance of sunlight intensity. Starting at a gentle 1 at 07:00, the rays begin to strengthen, peaking dramatically at 12:00 with a scorching 15. This midday sun reigns supreme, particularly at 11:00, where it reaches an impressive 13. As the afternoon unfolds, the intensity wanes, dropping to 8 by 15:00 and further descending to 4 by 16:00. As twilight approaches, the UV levels taper off, settling at 1 by 18:00 and finally retreating to 0 as night falls at 19:00. Remember to protect your skin during peak hours to enjoy the day safely!
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 | 8 | very high | 15 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 in this region exhibits significant variation throughout the year, peaking during the summer months. From January to April, the UV Index ranges from 9 to 13, indicating a shift from very high to extreme exposure levels, with a burn time decreasing from 15 minutes to just 10 minutes. The months of May through September experience the highest UV indices, reaching a maximum of 15 in July with an extreme exposure category, where even brief sun exposure can lead to burns in as little as 10 minutes. As October arrives, the index decreases slightly, but remains in the extreme range at 13, before transitioning back to very high levels in November and December, where burn times extend to 15 minutes. Given these patterns, it is crucial for visitors and residents to take precautionary measures during the high-risk months of February to October, such as wearing sunscreen, protective clothing, and limiting sun exposure during peak hours to safeguard against UV-related health risks.
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 |
Wiang Sa | 9 | 11 | 13 | 13 | 14 | 14 | 15 | 14 | 14 | 13 | 10 | 8 |
Chon Buri UVI | 10 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 10 | 9 |