Last updated: August 1, 2025
Understanding the UV Index is crucial for the residents of Warganusa Satu, Indonesia, a region known for its tropical climate and intense sun exposure. With UV levels peaking at an alarming 12 around noon, awareness of these daily fluctuations is key for sunburn prevention and maintaining overall skin health. By monitoring the UV Index, you can take proactive steps to protect yourself against harmful rays and enjoy the beautiful sunny days while minimizing risk. Stay informed and stay safe in Warganusa Satu!
As the sun rises, the UV Index begins to climb steadily, reaching a modest 1 at 07:00. By 08:00, it doubles to 2, but the real surge starts at 09:00, where it spikes to 5. The peak arrives at 12:00, hitting an intense 12—a reminder to reap the benefits of sunlight while staying protected. After an afternoon valor of 11 at 13:00, the numbers gradually decrease, settling at 5 by 15:00, and dwindling further to 1 by 17:00. As daylight fades, the UV risk diminishes, concluding with a gentle 0 at 19:00. Be mindful of the sun's power during the day and ensure you enjoy the outdoors safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | 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 |
Throughout the year, the UV Index remains alarmingly high, with extreme levels observed consistently from January through May, peaking at 17 in March. Even during the summer months, UV levels range between 11 and 13, indicating that July and August also present significant risk. Notably, high-risk months include February, March, and April, where the UV Index reaches its highest values, urging caution for both residents and visitors. Regardless of the month, it’s crucial to protect your skin, as the burn time is a mere 10 minutes throughout the year. Individuals should take proactive measures, such as wearing sunscreen, hats, and protective clothing, especially during peak sunlight hours to mitigate the risk of 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 |
| Warganusa Satu | 15 | 16 | 17 | 16 | 14 | 11 | 12 | 13 | 15 | 15 | 14 | 14 |