Last updated: June 2, 2025
In Kisaran, Indonesia, being aware of the UV Index is crucial for protecting your skin and overall health. With UV levels varying significantly throughout the day, understanding these fluctuations can help you prevent sunburn and reduce long-term skin damage. Kisaran's tropical climate boasts a high potential for UV exposure, peaking during midday with UV Index values reaching as high as 12. By staying informed and taking the necessary precautions, you can enjoy the sunny weather while keeping your skin safe from harmful rays.
The hourly UV Index data reveals an intriguing pattern of sun exposure throughout the day. Starting low at 1 by 07:00, the UV Index gradually climbs, peaking at a striking 12 between 12:00 and 13:00. This midday surge signals a time of heightened caution, as UV rays pose the greatest risk. As the afternoon progresses, the index gradually descends, dropping to 3 by 16:00 and ultimately falling to 0 by 19:00. For optimal sun safety, it’s wise to seek shade and wear protective gear during the peak hours, particularly when the index hits 10 or above.
| 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 | 10 | very high | 15 min |
| 12:00 | 12 | 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 |
The UV Index demonstrates relatively high levels of UV radiation throughout the year, with extreme exposure categories persisting consistently across all months. The highest risk months are February and March, reaching a peak UV Index of 15, while other high-risk periods, including April and August, also experience a UV Index of 14. Residents and visitors should be vigilant during these months, as the burn time is notably short at just 10 minutes. It is crucial to take protective measures such as wearing sunscreen, sunglasses, and protective clothing, particularly during midday hours, to prevent harmful skin 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 |
| Kisaran | 12 | 15 | 15 | 15 | 14 | 12 | 12 | 14 | 14 | 14 | 13 | 12 |
| Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |