Last updated: May 3, 2025
Awareness of the UV Index is crucial for residents and visitors of Krabi, Thailand, an idyllic tropical haven known for its stunning beaches and vibrant sunshine. Understanding the UV levels is essential to prevent sunburn and protect skin health, particularly in a region where sun exposure can be intense. With a typical tropical climate characterized by high UV indices peaking at 14 around midday, it's vital to stay informed about the risks of prolonged sun exposure. By keeping an eye on the UV Index, you can enjoy the beauty of Krabi while ensuring your skin remains protected and healthy.
As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 07:00. The intensity ramps up quickly, hitting 2 by 08:00 and surging to a moderate 5 by 09:00. However, as midday approaches, watch out! The index skyrockets to a peak of 14 between 12:00 and 13:00, signaling a high risk of harm from unprotected sun exposure. After this zenith, the UV Index gradually descends, dropping to 11 at 14:00, and then easing to 4 by 16:00. Finally, the index dwindles to 1 by 17:00 and fades to 0 by 19:00, marking a day where sun safety is crucial during those brightest hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 9 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 14 | 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, the UV Index remains consistently high, reaching extreme levels from January to November, with values peaking at 15 in March and April. The risk of skin damage is significant, as the burn time is consistently limited to just 10 minutes. The months of February, March, April, May, August, September, and October are particularly high-risk, maintaining UV Index scores of 14 or higher. Residents and visitors are strongly advised to take precautions during these months, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade whenever possible. Staying vigilant about UV exposure is essential to protect skin health year-round.
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 |
Krabi | 12 | 14 | 15 | 15 | 14 | 13 | 13 | 14 | 14 | 14 | 12 | 11 |