Last updated: July 2, 2025
Understanding the UV Index in Na Dun, Thailand is essential for safeguarding your skin amidst its tropical climate. With UV levels varying throughout the day, being aware of the potential for harmful sun exposure—especially during the midday hours when the index peaks at 14—can help prevent painful sunburns and long-term skin damage. The area's typical Aw climate brings consistent sunshine, making it crucial for residents and visitors alike to monitor UV levels daily. Stay informed, protect your skin, and enjoy the sun safely in beautiful Na Dun!
Starting the day at a mild UV Index of 1 at 7:00 AM, the sun gradually climbs its way to peak intensity. By 10:00 AM, the index hits a striking 10, climbing to its maximum of 14 at noon, presenting a high risk of harm from unprotected sun exposure. As the afternoon progresses, the UV levels remain elevated at 13 from 12:00 to 1:00 PM but then begin to taper off by 3:00 PM, dropping to 7. The evening brings a significant decrease, with the index falling back to 1 by 5:00 PM and fading into 0 as the sun sets at 7:00 PM. It's essential to take precautions during those peak hours!
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 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels significantly fluctuate, with the highest risk occurring from February to October, where values consistently reach extreme levels (UV Index 13-15) and a burn time as short as 10 minutes. March and May represent peaks, with a UV Index of 15, signaling critical sun exposure concerns. In contrast, January, November, and December exhibit very high levels but allow for longer burn times (15 minutes). Visitors and residents are advised to take precautionary measures during the high-risk months—wearing protective clothing, applying sunscreen regularly, and seeking shade during peak hours to minimize 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 |
Na Dun | 10 | 13 | 15 | 14 | 15 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |