Last updated: July 2, 2025
In Hat Yai, Thailand, understanding the UV Index is crucial for protecting your skin against harmful ultraviolet rays. With its tropical climate, this vibrant city experiences high UV levels, especially during midday hours, making awareness essential for sunburn prevention and overall skin health. On sunny days, the UV Index can soar to levels as high as 13 around noon, posing significant risks even with short exposure. By staying informed about local UV levels, residents and visitors can take proactive measures to shield themselves from damage and enjoy all that Hat Yai has to offer safely.
The UV Index for the day showcases a stark rise in intensity as the hours progress. Starting early at 07:00 with a mild reading of 1, it quickly escalates by 10:00 to a noteworthy 8, peaking at 12:00 with an impressive 13. The midday sun is relentless, reaching its zenith at 11:00, clocking in at an intense 11. As the afternoon rolls in, values begin to decline; a gradual drop to 10 by 14:00 signals the end of peak UV exposure. The late afternoon brings further relief, with readings falling to 4 by 16:00, eventually tapering off to 1 by 17:00 and beyond. As the sun sets, the UV index fades out, with 19:00 seeing a complete drop to 0. Stay safe and sun-smart during those peak 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 | 8 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 10 | very high | 15 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 |
Hat Yai | 12 | 14 | 15 | 15 | 14 | 13 | 13 | 14 | 14 | 14 | 12 | 11 |