Last updated: July 2, 2025
Understanding the UV Index in Katobu, Indonesia is crucial for protecting your skin and overall health. With the area’s tropical climate, residents and visitors alike must be aware of varying UV levels to prevent sunburn and long-term damage. In Katobu, UV exposure peaks midday, with indexes reaching as high as 12—a level that poses significant risk for skin injury. By staying informed about these UV levels, you can take proactive measures to enjoy the beautiful sunny days while safeguarding your skin against harmful rays. Remember, knowledge is your best defense against skin health issues!
Today’s UV Index reveals a striking pattern of solar intensity throughout the day. The morning begins gently at 7:00 AM with a low index of 1, gradually climbing to 3 by 8:00 AM. As the sun rises higher, the index peaks at a blazing 12 at noon, signaling the hour of greatest sun exposure. Throughout the early afternoon, UV levels remain high at 11 before starting their descent after 2:00 PM, dropping to 4 by 3:00 PM. By late afternoon, the index dwindles to a safe 1 by 5:00 PM, and the sun sets, leaving us with a calming 0 from 6:00 PM onward. It’s important to stay protected during those hours of maximum UV intensity!
| 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 | 11 | extreme | 10 min |
| 14:00 | 8 | very high | 15 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 |
Throughout the year, the UV Index remains consistently extreme, with values ranging from 13 to 16, indicating a high risk of harm from unprotected sun exposure. The highest UV Index occurs from January to April, peaking at 16 in both February and March, signifying that these months carry the highest risk for sunburn, with a burn time of just 10 minutes. Visitors and residents should take precautionary measures during these months, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak hours. Although the UV Index does slightly decrease in the summer months, it remains a serious concern, particularly from May to August. As we transition into autumn, September through November still presents significant UV exposure risks, maintaining an index of 14 to 15. Therefore, it is crucial to prioritize sun safety year-round to reduce the risk of skin damage.
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 |
| Katobu | 15 | 16 | 16 | 15 | 13 | 11 | 12 | 14 | 15 | 15 | 14 | 13 |