Last updated: June 2, 2025
Understanding the UV Index in Toho, Indonesia is vital for safeguarding your skin health and preventing sunburn. As a region characterized by an af climate with intense sunlight, Toho experiences significant UV exposure throughout the day, peaking between 11:00 AM and 1:00 PM when the UV Index reaches levels of 12—indicating a very high risk of harm from unprotected sun exposure. By being aware of these UV levels, residents and visitors can take proactive measures to protect themselves, ensuring they enjoy the beautiful Indonesian sunshine while minimizing the threat of skin damage.
The UV Index throughout the day reveals a striking fluctuation in sun intensity. Starting at a modest 1 by 07:00, the index quickly rises as the sun ascends, hitting 4 by 08:00. As the clock strikes 09:00, we reach a 7, but it’s between 10:00 and 12:00 that we experience the peak, with the index soaring to an impressive 12. Gradually, the intensity begins to wane; by 13:00, it drops to 10, and further declines to 4 by 15:00. The sun's power diminishes steadily, settling back to 1 by 17:00 and finally reaching 0 after 18:00, inviting a gentle close to the day. With this data, it's clear that the midday hours are the best time to be cautious when exposed to the sun!
| 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 | 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 remains consistently high throughout the year, peaking from January to March with values reaching 16, indicating an extreme exposure category where burn time is just 10 minutes. February registers the highest index at 15, while April to July maintain similarly elevated readings around 12-15. August to October sees a slight decrease with values returning to 14-15, but still within the extreme range. Notably, the high-risk months span from January to March, making it essential for visitors and residents to exercise caution during outdoor activities. It's advisable to apply sunscreen regularly, wear protective clothing, and seek shade to reduce the risk of harmful UV exposure. As we approach the end of the year, while the UV Index gradually declines, proactive measures should remain a priority year-round to ensure skin health.
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 |
| Toho | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 14 | 15 | 15 | 14 | 13 |