Last updated: May 3, 2025
In Labuhan Tangga Besar, Indonesia, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding daily UV levels, which can peak at a staggering 14 during midday, empowers residents and visitors alike to take necessary precautions against harmful sun exposure. The region's tropical Af climate typically brings intense sunlight that amplifies UV intensity, especially between 10 AM and 2 PM. By staying informed about the UV Index, you can better protect yourself and enjoy the vibrant outdoors safely.
As the sun rises, the UV Index begins its steady climb, starting at a mild 1 by 7:00 AM. By 8:00 AM, it nudges up to 3, signaling the need for some caution. The intensity reaches a notable 6 by 9:00 AM, but it’s from 10:00 AM to 12:00 PM when the sun truly asserts its power, peaking at a scorching 14 at noon. Fortunately, the index starts to dip slightly, maintaining a robust 10 at 2:00 PM before gradually descending to a 1 by late afternoon. As daylight wanes, the UV Index drops to 0 by 7:00 PM, bringing a welcome relief as the day comes to a close. Stay sun-smart and protect your skin 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 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index in this region varies slightly throughout the year but consistently remains in the extreme exposure category. January through April sees some of the highest UV levels, peaking in March at a UV Index of 16. May and June experience similarly high values, with indices of 14 and 12, respectively, before returning to 14 in July and August. September follows with another peak at 15, before tapering off slightly in October and November, then returning to 13 in December. Visitors and residents should be especially cautious during the top-risk months of March and September, when the risk of UV exposure is at its highest. It is essential to practice sun safety measures year-round, including applying sunscreen, wearing protective clothing, and limiting sun exposure, particularly during midday hours when the sun is most intense.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Surabaya UVI | 13 | 15 | 14 | 12 | 12 | 10 | 11 | 12 | 14 | 13 | 13 | 13 |
| Bekasi UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Jakarta UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Medan UVI | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
| Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |
| Labuhan Tangga Besar | 13 | 15 | 16 | 15 | 14 | 12 | 14 | 14 | 15 | 14 | 13 | 13 |