Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Kolaka, Indonesia, where the sun's rays can be particularly strong due to its tropical climate. With UV levels peaking as high as 12 during midday, being aware of these fluctuations is essential for preventing sunburn and promoting long-term skin health. Protecting yourself from overexposure not only reduces the risk of immediate discomfort but also combats detrimental effects like skin cancer. With Kolaka's climate consistently presenting high UV exposure risks, staying informed about the UV Index can empower you to enjoy the outdoors safely while protecting your skin.
At dawn, the UV Index starts off gently at 1 by 07:00, but as the morning unfolds, it swiftly climbs. By 09:00, the index hits 6, indicating a moderate risk of harm from unprotected sun exposure. The sun reaches its zenith around noon, peaking at a scorching 12 at 12:00. 11:00 to 12:00 marks the most dangerous hours for sun exposure, with the UV Index staying at 11 and 12, so sunscreen is essential! After this peak, a gradual decline begins. By 14:00, it drops to 7, and then further descends into the afternoon and evening, stabilizing at 0 by 19:00, indicating a safe end to sun exposure for the day. This data serves as a reminder to stay sun-safe during those critical midday hours!
| 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 | 11 | 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 | 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 extremely high levels of ultraviolet radiation throughout the year, consistently remaining between 14 and 16 from January to April and September to December. The months of January, February, March, and April experience the highest UV indexes, making them crucial high-risk months for sun exposure, with a burn time as short as 10 minutes in these periods. Visitors and residents should take precautionary measures such as wearing protective clothing, using sunscreen, and seeking shade, especially during peak hours, to reduce their risk of skin damage. As the UV Index begins to dip slightly in June and July, it still remains within the extreme category, warranting continued vigilance. Therefore, it is essential for everyone to stay informed and prioritize sun safety all year round.
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 |
| Kolaka | 15 | 16 | 16 | 15 | 14 | 12 | 12 | 14 | 15 | 15 | 14 | 14 |