Last updated: July 2, 2025
Understanding the UV Index in Halimaung Jaya (F-3), Indonesia, is essential for protecting your skin and overall health. Awareness of UV levels can help prevent sunburn and reduce the risk of long-term damage caused by excessive sun exposure. With a tropical climate characterized by high UV intensity, particularly between 10 AM and 1 PM when the index peaks at 12, residents and visitors alike must stay informed. By knowing the UV Index, you can make smarter decisions about when to bask in the sun and when to seek shade, ensuring your outdoor activities remain enjoyable and safe.
The UV Index data paints a vivid picture of the sun's intensity throughout the day. Early risers will find a gentle start with a max UV Index of 1 at 07:00, but by 08:00, it ramps up to a moderate 4. Mid-morning shines with a peak at 9:00, reaching 7, and by 10:00, it escalates to 10, signaling a prime time for sun protection. The sun is at its strongest between 11:00 and 12:00, with the UV Index hitting its maximum of 12—a crucial hour for sunscreen application! As the afternoon sets in, the index gracefully declines to 10 at 13:00, dipping further to 7 by 14:00. By late afternoon, the UV levels drop to a mere 4 at 15:00 and sink to 1 by 16:00, leading into the evening where the index quiets to 0 after 18:00. Remember, day planning should consider these fluctuations to safeguard against UV exposure.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index shows significant seasonal changes with consistently extreme levels throughout the year, particularly peaking between February and April, where the UV Index reaches up to 16. The months from January to May remain high-risk, with a UV Index of 14-16 and a swift burn time of just 10 minutes, emphasizing the importance of sun protection during these months. As summer approaches, the index dips slightly, but remains elevated at 12-13 from June through August, and returns to high levels of 14-15 in the fall from September to November. Residents and visitors should take precautions year-round, including wearing sunscreen, protective clothing, and seeking shade to mitigate the effects of UV exposure, especially in these high-risk 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 |
| Halimaung Jaya (F-3) | 14 | 16 | 16 | 15 | 14 | 12 | 12 | 13 | 15 | 15 | 14 | 13 |