Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Bulung, Indonesia, where the tropical climate presents unique sun exposure challenges. With UV levels peaking at 12 during the midday hours, awareness of these levels is vital for preventing sunburn and maintaining long-term skin health. By keeping an eye on the UV Index, you can take necessary precautions when the sun’s rays are most intense, ensuring your time under the sun is both enjoyable and safe. In Bulung, where sunshine is abundant, being informed about potential UV risks can help you protect your skin from the harmful effects of overexposure.
The UV Index varies dramatically throughout the day, peaking impressively at 12 around 11:00 AM, indicating a significant risk of harm from unprotected sun exposure. The morning starts off gently at a low 1 at 7:00 AM, climbing steadily to 4 by 8:00 AM and reaching 7 by 9:00 AM. As the sun climbs higher, the index surges to 10 at 10:00 AM before peaking, making midday the most hazardous time for sun exposure. Relief comes after noon, as the UV Index drops to 9 at 1:00 PM, then further declines to 3 at 3:00 PM. By late afternoon, it settles back to 1 by 4:00 PM and finally reaches 0 by 6:00 PM, providing a safe window for evening outdoor activities. Stay protected during the peak hours!
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 | 11 | extreme | 10 min |
13:00 | 9 | very high | 15 min |
14:00 | 6 | high | 25 min |
15:00 | 3 | moderate | 30 min |
16:00 | 1 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index exhibits extreme levels throughout the year, peaking in February, March, and September at a notable 15. This indicates a very short burn time of just 10 minutes across all months, suggesting that residents and visitors should exercise caution and take protective measures against sun exposure regardless of the month. The high-risk months overall remain from February to September, during which UV protection is particularly essential. It's advisable to wear sunscreen, sunglasses, and protective clothing, and to seek shade during peak daylight hours to minimize risks associated with excessive UV exposure.
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 |
Bulung | 13 | 15 | 15 | 14 | 13 | 11 | 12 | 13 | 15 | 15 | 14 | 13 |
Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |