Last updated: July 2, 2025
In Sanan, Indonesia, staying informed about the UV Index is essential for protecting your skin and maintaining overall health. Understanding the varying levels of UV exposure throughout the day is crucial for preventing sunburn and reducing the risk of long-term skin damage. With a tropical climate that frequently experiences high UV levels—peaking at 11 between 11:00 AM and 12:00 PM—it's vital for residents and visitors alike to take necessary precautions during those peak hours. Staying aware of the UV Index can help you enjoy the sun safely while minimizing potential risks to your skin health.
The UV Index throughout the day showcases a fascinating rise and fall, indicating when to bask safely in the sun. Early morning starts off gently, with a maximum UV Index of 1 at 07:00, gradually increasing to 3 by 08:00. The sun reaches its zenith between 10:00 and 12:00, peaking at an intense 11, warning sunbathers of potential overexposure. As the afternoon progresses, UV levels begin to recede; by 15:00, it drops to 3 before settling back to 1 by 17:00. As the sun sets, the Index finally dips to 0 by 18:00, indicating a safe end to sunlit adventures. Keep in mind the importance of protection during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 11 | 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 shows consistently high levels throughout the year, peaking in March with an index of 16. The high-risk months are from January to April and again in September to November, where the UV Index is rated as extreme with a burn time of just 10 minutes. With such intensity, it is crucial for both visitors and residents to take protective measures, such as wearing sunscreen with high SPF, donning protective clothing, and seeking shade whenever possible, especially during peak sun hours. To ensure safety during outdoor activities, remain vigilant and plan accordingly to minimize sun 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 |
Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |
Sanan | 15 | 15 | 16 | 14 | 12 | 11 | 11 | 13 | 15 | 15 | 15 | 15 |