Last updated: May 3, 2025
In Ilaga, Indonesia, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. The UV Index indicates the strength of ultraviolet radiation from the sun, which peaks during midday hours, posing significant risks for sunburn and long-term skin damage. With Ilaga's tropical climate and a UV Index that can reach as high as 16 at noon, understanding these levels is vital to avoid harmful exposure. By familiarizing yourself with the UV Index, you can take proactive steps to enjoy the sun safely—whether it's applying sunscreen or seeking shade. Awareness not only helps prevent sunburn but also supports your skin's long-term health in this beautiful, sun-soaked environment.
At sunrise, the UV Index starts at a mild 2 around 7:00 AM, making it a safe time for morning strolls. However, as the sun rises higher, the intensity ramps up significantly; by 10:00 AM, it reaches 13, and peaks at an intense 16 at 12:00 PM. This midday mark signals the highest risk for sun exposure, urging caution for those outdoors. Following this peak, the index gradually declines, hitting 9 at 2:00 PM, and then tapering off to 5 by 3:00 PM. As the sun descends, the risk recedes, with the UV Index dropping to 1 by 5:00 PM and eventually falling to 0 after 6:00 PM. It's a clear reminder that while midday offers bright sunlit days, it's essential to protect your skin during those peak hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 8 | very high | 15 min |
| 10:00 | 13 | extreme | 10 min |
| 11:00 | 15 | extreme | 10 min |
| 12:00 | 16 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences extreme levels throughout most of the year, with particularly high values from January to April, where it peaks at 19, indicating a burn time of just 10 minutes. The months of February, March, and April are especially high-risk, making them critical for sun safety awareness. Even during the summer months (May to August), the UV Index remains significant, ranging from 14 to 16. As temperatures cool in September to November, the UV Index slightly decreases to 17, yet it still remains in the extreme category. To protect yourself, both visitors and residents should utilize sunscreen, wear protective clothing, and seek shade during peak sun hours, particularly in the high-risk months.
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 |
| Ilaga | 18 | 19 | 19 | 19 | 16 | 14 | 14 | 16 | 17 | 17 | 17 | 16 |