Last updated: July 2, 2025
In Jejelok, Indonesia, staying informed about the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels can help you avoid sunburn and reduce the risk of long-term skin damage. With the region's tropical climate characterized by strong sun exposure, especially during peak hours, it's essential to be aware of the UV readings throughout the day. For instance, UV levels soar to a maximum of 12 around noon, making midday sun particularly hazardous. By keeping an eye on the UV Index, you can enjoy the beautiful weather while safeguarding your skin from harmful effects.
The UV Index rises steadily throughout the morning, starting at a safe 1 at 7:00 AM and gradually climbing to a peak of 12 by noon. This significant increase signifies a risk of harm from unprotected sun exposure, especially between 11:00 AM and 1:00 PM when the intensity reaches its zenith. As the afternoon progresses, the index begins to decline, dropping to 5 by 3:00 PM and further decreasing to 1 by 6:00 PM. By 7:00 PM, the sun's rays become gentle, with a UV Index of 0, making it a safe time to enjoy outdoor activities. Remember to protect yourself during peak hours to enjoy the sun safely!
| 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 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 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 |
Throughout the year, the UV Index remains alarmingly high, consistently categorized as extreme from January to December. January through April exhibit some of the most intense UV levels, peaking at 16 in both February and March, which indicates a burn time of only 10 minutes. Even during May to August, with slightly lower indices ranging from 11 to 13, the risk remains significant due to the persistent exposure category. As the year progresses into September and October, the UV Index returns to 15, signaling continued high risk, before tapering off in November and December at the same level. Given this data, it is crucial for visitors and residents to prioritize sun safety. Always wear sunscreen, protective clothing, and limit sun exposure, especially during the high-risk months of winter and spring when the UV levels are at their peak. Staying vigilant is essential to reduce the risk of skin damage 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 |
| Jejelok | 15 | 16 | 16 | 15 | 13 | 11 | 12 | 13 | 15 | 15 | 15 | 15 |