Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Kebunjeruk, Indonesia, where the tropical climate results in varying UV exposure throughout the day. Being aware of UV levels is essential for preventing sunburn and safeguarding skin health, especially during the peak hours when the index can reach a maximum of 10 around midday. With the daily UV Index fluctuating from low to very high—particularly between 10:00 AM and 2:00 PM—it's vital for locals and visitors alike to be informed about sun safety practices to mitigate health risks associated with excessive sun exposure.
The UV Index for the day reveals a significant fluctuation in intensity, peaking at 10 during the midday hours (12:00 PM and 1:00 PM), indicating a high risk of harm from unprotected sun exposure. Early risers will find the sun’s rays quite mild at 1 and 2 between 7:00 AM and 9:00 AM. However, as the morning progresses, the UV intensity surges to 7 by 10:00 AM and reaches its zenith with a strong 9 at 11:00 AM. After the peak, the levels gradually decline, dropping to 5 by 3:00 PM, and diminishing to 1 by 5:00 PM, with the evening bringing a return to safety as it falls to 0 by 7:00 PM. Remember to protect your skin during the peak hours, especially between 11:00 AM and 1:00 PM!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, consistently remaining in the extreme or very high categories from January to November, with levels peaking in October at 16. The high-risk months for UV exposure are identified as February, March, September, and October, when UV Index values regularly reach 15 or higher, making a burn time of just 10 minutes critical for unprotected skin. Residents and visitors should exercise caution during these months, seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly. Alongside June and July, which feature slightly lower indices of 10 and 11 respectively, they still demand vigilance due to the prolonged sunlight exposure characteristic of summer. Being informed and prepared can help prevent harmful effects from UV radiation throughout the year.
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 |
| Kebunjeruk | 14 | 15 | 15 | 14 | 12 | 10 | 11 | 13 | 15 | 16 | 14 | 14 |