Last updated: June 2, 2025
In Mangarang, Indonesia, being aware of the UV Index is essential for protecting your skin and overall health. With the region's tropical climate, UV levels can soar, especially during midday hours, making it crucial to understand when the sun's rays are most intense. High UV Index readings, like the peak of 13 around noon, indicate a significant risk of harm, including sunburn and long-term skin damage. By paying close attention to UV levels, residents and visitors can take proactive measures to safeguard their skin, ensuring enjoyable time outdoors without the harmful effects of excessive sun exposure.
As the sun rises, the UV Index begins to climb, peaking at 11:00 AM with a high of 13, signaling a day of intense solar exposure. Early morning hours see a gentle start, with a UV Index of 2 at 7:00 AM and reaching 4 by 8:00 AM. However, from 9:00 AM onward, the intensity rapidly increases, culminating at 10:00 AM with a blistering 11. The sun remains relentless through noon, holding steady at 13 before gradually tapering off after 1:00 PM, where it drops to 10. By the afternoon, conditions soften with a 7 at 2:00 PM, slipping to 4 by 3:00 PM. The day winds down with diminishing UV rays, dipping to 1 by 5:00 PM, and finally reaching 0 as evening falls after 6:00 PM. So, if you're enjoying the outdoors, make sure to maximize protection between 10:00 AM and 1:00 PM when the UV levels are at their most intense!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 8 | very high | 15 min |
| 10:00 | 11 | extreme | 10 min |
| 11:00 | 13 | extreme | 10 min |
| 12:00 | 13 | 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 |
The UV Index reflects a consistent pattern of extreme exposure throughout the year, with the highest readings occurring from February to April, peaking at 17 in March. Notably, the high-risk months for UV exposure are February, March, and April, during which the burn time is a mere 10 minutes. From May to December, while the index slightly decreases, the exposure remains significant, with values ranging from 12 to 16. Visitors and residents should exercise caution and take proactive measures, such as using sunscreen, wearing protective clothing, and seeking shade, especially during these critical months to mitigate the risk of UV-related skin damage.
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 |
| Mangarang | 14 | 16 | 17 | 16 | 15 | 13 | 13 | 14 | 14 | 15 | 14 | 12 |