Last updated: May 3, 2025
Understanding the UV Index in Lom Sak, Thailand is crucial for protecting your skin and overall health in this sun-drenched region. Positioned in a tropical climate with high UV exposure, the sun's rays can reach their peak intensity during the midday hours, resulting in increased risk of sunburn and long-term skin damage. By monitoring the UV levels—often soaring to 14 around noon—residents and visitors alike can take proactive measures to safeguard themselves from harmful effects. Staying informed not only helps prevent immediate discomfort but also promotes healthier skin in the long run. Remember, knowing the UV Index today can make all the difference tomorrow!
At dawn, the UV Index starts off low at 1 at 07:00, gradually climbing as the sun ascends. By 08:00, it reaches 3, hinting at the day's potential. The real intensity kicks in at 09:00 with a UV Index of 6, but it’s not until 10:00 that we see a peak at 10—a clear signal to apply sun protection. The index continues to rise, hitting its maximum at 12:00 with a scorching 14, before slowly tapering off through the afternoon. By 15:00, it drops to 7, then declines further to 4 at 16:00, and by evening, it cools down to 1 at 17:00. As the sun sets, the UV Index drops to 0 by 19:00, making it a safe time to enjoy outdoor activities without concern for sun exposure.
| 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 | 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 |
The UV Index experiences significant changes throughout the year, peaking during the summer months. From January to November, the UV Index begins at 10 (very high) and gradually increases, reaching its maximum of 15 (extreme) in July and August. These months, along with March, April, May, June, September, and October—all classified as extreme—are particularly high-risk for sun exposure with a quick burn time of just 10 minutes. Residents and visitors should take extra precautions during these months, including wearing protective clothing, using sunscreen, and seeking shade during peak hours. As we transition into November and December, the UV Index decreases to 10 and 9 respectively, signaling a return to very high risk but with a slightly longer burn time of 15 minutes. Regardless of the month, maintaining awareness of UV levels is essential for healthy sun exposure.
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 |
| Lom Sak | 10 | 12 | 13 | 14 | 14 | 13 | 15 | 15 | 14 | 13 | 10 | 9 |
| Chon Buri UVI | 10 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 10 | 9 |