Last updated: June 2, 2025
Understanding the UV Index is essential for residents of Siliragung, Indonesia, where the tropical climate can lead to significant sun exposure. With UV levels peaking around noon at 10 on the scale, awareness of these numbers can play a critical role in preventing sunburn and maintaining skin health. As you enjoy the sun-soaked days typical of this region, being informed about the daily UV risks can help safeguard your skin, allowing you to enjoy outdoor activities while minimizing harmful effects. From mild to very high UV levels throughout the day, ensuring you stay protected is key to a healthy lifestyle in this beautiful part of the world.
The UV Index today exhibited a dramatic rise, peaking at 10 between 11:00 AM and 12:00 PM, highlighting the need for sun protection during these hours. As the day progressed, the index escalated swiftly from 2 at 7:00 AM to its maximum, reaching a noteworthy 9 by 10:00 AM. The intensity then stabilized at the peak of 10, before gradually descending to 8 at 1:00 PM and tapering off to a safe 0 by 6:00 PM. Throughout the afternoon, levels dropped significantly, with the UV Index displaying a gentle decline, showcasing a clear pattern of midday sun intensity that encourages us to stay vigilant and protect our skin during the brightest parts of the day.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index remains notably high, with several months categorized as extreme exposure risk. From January to April, the UV Index consistently peaks at 15, with a dangerously short burn time of just 10 minutes. Even as the index drops to 12 in May and July, it still poses a significant risk. June marks a slight decrease to 10 (very high), but as summer progresses into August, the index climbs back to 14. The trend continues into September and October, where the index reaches a staggering 16, with a critical 10-minute burn time. Visitors and residents alike should take precautions from January through October, particularly during these high-risk months, by wearing protective clothing, sunscreen, and seeking shade during peak hours to minimize potential sun damage.
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 |
| Siliragung | 15 | 15 | 15 | 14 | 12 | 10 | 12 | 14 | 15 | 16 | 15 | 15 |