Last updated: July 2, 2025
In Sekartaji, Indonesia, understanding the UV Index is essential for safeguarding your skin and overall health. The UV Index serves as a vital tool in helping residents and visitors alike to gauge the sun's intensity and protect themselves against harmful rays that can lead to sunburn and long-term skin damage. Given Sekartaji's tropical climate, with peak UV levels soaring to 11 during midday hours, awareness of these fluctuations is crucial for enjoying the outdoors safely. By staying informed about UV exposure risks, you can better navigate your daily activities and ensure that your sun-loving spirit thrives, while keeping your skin healthy and protected!
The UV Index for the day presents a clear picture of sun intensity, starting off gentle in the early hours. At 7:00 AM, it begins at a mild 1, increasing to 2 by 8:00 AM. As the sun rises higher, the index climbs rapidly; by 10:00 AM, it reaches 7 and peaks at an intense 11 around 12:00 PM and 1:00 PM. After this zenith, the levels gradually decline, dropping to 9 by 2:00 PM, 6 at 3:00 PM, and settling back to a safe 1 by 5:00 PM. The UV exposure diminishes further, reaching a low of 0 by 7:00 PM. Stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | 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 experiences significant fluctuations throughout the year, with notably high values and extreme exposure categories from January to April, and again from July to October. The high-risk months include January through April and July to September, where the UV Index consistently reaches extreme levels of 15, necessitating very short burn times of just 10 minutes. Even during June, with a UV Index of 10, awareness is crucial, as it falls into the very high category with a slightly longer burn time of 15 minutes. Residents and visitors should take proactive measures during these periods to protect their skin, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade whenever possible. As a general rule, stay vigilant with UV safety practices year-round due to the persistently high UV levels observed even in the cooler 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 |
| Sekartaji | 15 | 15 | 15 | 15 | 12 | 10 | 11 | 13 | 15 | 15 | 15 | 14 |