Last updated: May 3, 2025
Awareness of the UV Index is crucial for residents of Tanjungsamalantakan, Indonesia, where the sun can be particularly intense due to its Af climate. Understanding UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health. With peak UV Index values reaching up to 14 around midday, it's important for locals and visitors alike to stay informed about daily UV exposure risks. By protecting yourself during those critical hours, you can enjoy the beautiful tropical climate while minimizing harmful effects from ultraviolet radiation.
Starting off the day, the UV Index begins at a mild 1 at 07:00, rising steadily as the sun climbs higher. By 08:00, it increases to 2, and by 09:00, it reaches 6, a clear indication that sun protection is becoming more necessary. The peak occurs at 12:00, where it soars to an intense 14, making midday the time to be most cautious. The index gradually descends after 1 PM, dropping to 10 at 14:00, and continuing to decline with readings of 6 at 15:00 and 3 by 16:00. As the evening approaches, the UV Index reduces to 1 by 17:00 and finally settles at 0 by 19:00, signaling a safe return to outdoor activities without sun protection. Stay aware of these fluctuations to protect your skin throughout the day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 10 | 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 |
Throughout the year, the UV Index remains consistently extreme, with the highest values recorded from February to March, peaking at 17. January through April also sees very high UV exposure, maintaining an index between 15 and 16. Although the index dips slightly to 12 in June and July, it remains at 14 for several months afterward, making October another high-risk month. Given these sustained levels of UV radiation, it is crucial for visitors and residents to take protective measures year-round, such as wearing sunscreen, protective clothing, and sunglasses, especially during peak hours. Remember, with a burn time of just 10 minutes, even brief sun exposure can lead to serious skin 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 |
| Tanjungsamalantakan | 15 | 16 | 17 | 15 | 14 | 12 | 12 | 14 | 14 | 16 | 14 | 14 |