Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Seteluk Atas, Indonesia, where sunny weather prevalent throughout the year can lead to increased UV exposure. Awareness of UV levels helps in preventing harmful sunburn and promoting overall skin health, especially during peak hours when the UV Index can reach a maximum of 10 from 12 PM to 1 PM. Given Seteluk Atas’s tropical climate, the risk of skin damage is significant, making it essential to stay informed and take precautions to enjoy the sun safely.
The UV Index starts off low in the early morning hours, with a maximum of 1 at 7:00 AM. As the day progresses, the sun's intensity increases, peaking sharply at 12:00 PM and 1:00 PM with a staggering 10. From this zenith, the UV levels gradually decline, dropping to 7 by 2:00 PM and subsequently falling to 0 by 7:00 PM. The sun's journey clearly highlights the need for sun protection during the midday hours when UV exposure is most intense, making it essential to be vigilant from 10:00 AM to 2:00 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 | 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 |
Throughout the year, the UV Index indicates significant seasonal fluctuations, with exceptionally high values during the early months. From January to April, the UV Index remains consistently extreme, peaking at 16, which means a very short burn time of just 10 minutes. May sees a slight decrease to 13, but remains in the extreme category. June to August marks a transition into very high to extreme levels, with the UV Index peaking at 13 in August. From September to December, the UV Index stabilizes back to 15, maintaining an extreme risk almost year-round. Therefore, both residents and visitors should be particularly vigilant from January through September, as these months present the highest risk for UV exposure. It is strongly recommended to practice sun safety measures, such as wearing protective clothing, applying sunscreen frequently, and seeking shade during peak hours.
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 |
Seteluk Atas | 15 | 16 | 16 | 15 | 13 | 10 | 11 | 13 | 15 | 15 | 15 | 15 |