Last updated: July 2, 2025
In Gunungmegang Dalam, Indonesia, understanding the UV Index is crucial for maintaining optimal skin health and preventing sunburn. With the region's tropical Af climate, residents and visitors alike often encounter high UV levels, especially between 10:00 AM and 2:00 PM when the index peaks at 12. Being aware of UV exposure risks during these times empowers you to take necessary precautions, ensuring fun in the sun without compromising your skin’s well-being. Remember, informed decisions about UV safety can make all the difference in protecting yourself from long-term skin damage.
The UV Index on this sunny day presents a dynamic spectrum of exposure, beginning at a mild level of 1 at 07:00 and gradually climbing to a peak of 12 by noon. As the sun reaches its zenith, 11:00 and 12:00 reveal the most intense rays, making it crucial for sun safety during these hours. The index then starts to decline, with a gradual drop to 9 at 14:00 and falling to a more moderate 5 by 15:00. As the day winds down, the UV Index decreases further, resting at 1 by 17:00 and finally dropping to 0 by 19:00, signaling the end of peak UV exposure. For optimal sun protection, aim to take precautions from 10:00 to 15:00 when the sun's rays are at their strongest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | 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 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index values remain high, particularly between January and March, where levels peak at 16 and indicate an extreme exposure category. April sees a slight dip to 15, maintaining the extreme classification. This pattern continues into October and November, consistently registering 15, making these months high-risk as well. Given that the burn time across all months is a mere 10 minutes, it is crucial for both visitors and residents to take precautionary measures to protect their skin. Recommendations include wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours. Being aware of these seasonal changes can significantly reduce risks associated with UV exposure.
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 |
| Gunungmegang Dalam | 14 | 15 | 16 | 15 | 13 | 11 | 12 | 13 | 14 | 15 | 15 | 14 |