Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Siso, Indonesia, where the tropical climate brings unique sun exposure risks. With UV levels reaching their peak at 11 between noon and 1 PM, being aware of the UV Index can help prevent sunburn and protect long-term skin health. Given the prevalent Aw climate, which is characterized by a consistently warm and sunny environment, it's essential to stay informed about daily UV trends to enjoy the beautiful outdoors while minimizing harmful effects. Regularly checking the UV Index allows you to make smart decisions about sun protection, ensuring your time in Siso is both enjoyable and safe.
The UV Index today starts off modestly at 1 by 07:00, but as the sun rises higher, it peaks dramatically at 11 between 11:00 and 12:00, indicating a period of high risk for harm from unprotected sun exposure. At 09:00, it reaches 6, prompting a bit more caution, while 10:00 brings a significant jump to 9. As the afternoon unfolds, the index begins to decline, dropping to 4 by 15:00 and tapering off to 1 by 17:00. After 18:00, the UV Index falls to 0, ensuring that later in the day, the risk of UV exposure diminishes completely. Stay protected during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 11 | extreme | 10 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 reflects extreme exposure levels, primarily from January to March and during September and October. Notably, the highest values are recorded in February and March with a UV Index of 16. Residents and visitors should be particularly cautious during these high-risk months, as the burn time is consistently 10 minutes across all months. It is essential to take protective measures, such as using broad-spectrum sunscreen, wearing protective clothing, and seeking shade, to minimize the risk of UV exposure. Whether enjoying outdoor activities or simply spending time outside, staying informed and prepared can significantly enhance your safety and well-being.
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 |
Siso | 15 | 16 | 16 | 14 | 12 | 11 | 11 | 14 | 16 | 16 | 15 | 15 |