Last updated: May 3, 2025
In Phrom Khiri, Thailand, awareness of the UV Index is essential for everyone who enjoys the sun. Understanding the UV levels can significantly impact your health, particularly in preventing painful sunburns and maintaining overall skin health. With a climate characterized by high temperatures and substantial sun exposure, Phrom Khiri typically sees peak UV Index levels soaring to 14 during midday, posing serious risks to unprotected skin. By staying informed about UV conditions, residents and visitors alike can take proactive steps to protect themselves and enjoy the beautiful, tropical environment safely.
The UV Index varies dramatically throughout the day, starting low at 7:00 AM with a reading of 1, making it a safe time for early risers. As the sun climbs, the index steadily increases, peaking at an intense 14 by noon, indicating a critical level of UV exposure. The intensity begins to wane in the afternoon, drifting down to 7 by 3:00 PM and dropping further to 1 by 5:00 PM. By 7:00 PM, the UV Index falls to 0, signaling a return to safer outdoor conditions as the sun sets. If you're planning to spend time outside, be sure to take precautions during the peak hours of 11:00 AM to 1:00 PM when UV radiation is at its strongest.
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 | 9 | 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, 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 |
Phrom Khiri | 12 | 14 | 15 | 15 | 14 | 13 | 13 | 14 | 14 | 14 | 12 | 11 |