Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Laironja, Indonesia, where the tropical climate brings intense sunlight year-round. With UV levels soaring to a peak of 12 around noon, awareness of these fluctuations is essential for effective sunburn prevention and overall skin health. As exposure risks change throughout the day—climbing to 11 by 11 AM and tapering off to 1 by late afternoon—comprehending the UV Index helps you make informed decisions about sun safety, ensuring you enjoy Laironja’s beautiful outdoors while protecting your skin from harmful rays.
The UV Index data unveils a dynamic day under the sun. Beginning at a gentle 1 at 07:00, the intensity gradually ascends, reaching a moderate 2 by 08:00. As the morning unfolds, the UV levels surge to a notable 5 at 09:00, escalating to a peak of 12 by 12:00—the highest point of the day. Even in the early afternoon, the index remains significant, hitting 10 at 13:00, before gently tapering off to 8 at 14:00. The UV strength declines steadily, dropping to 5 by 15:00, and receding further to 1 as evening approaches at 17:00. By nightfall, UV exposure becomes negligible, settling at 0 by 18:00 and beyond. This data serves as a reminder to protect your skin during the day's peak exposure times!
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 | 10 | very high | 15 min |
14:00 | 8 | 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 displays pronounced seasonal changes, with extreme levels persisting from January through April and gradually decreasing by June to very high before returning to extreme later in the year. The high-risk months—defined by their consistently high UV indices—are January, February, March, April, July, August, September, October, and November, all featuring an index of 15 or higher. Notably, October and February reach the peak index of 16. Residents and visitors are strongly advised to limit sun exposure, especially during peak hours, wear protective clothing, and use sunscreen to mitigate the risks of severe sunburn during these months. Careful sun protection practices are crucial, particularly from 10 minutes in strong UV conditions.
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 |
Laironja | 15 | 16 | 16 | 15 | 12 | 10 | 12 | 13 | 15 | 16 | 15 | 15 |