Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Nggai, Indonesia, where the tropical climate exposes us to varying levels of ultraviolet radiation. With peak UV levels reaching a striking 10 around midday, being aware of these fluctuations can significantly aid in preventing sunburn and protecting your skin health. Embracing this knowledge is essential, especially in a region characterized by its Aw climate, where the sun shines brightly, increasing the risk of overexposure. Stay informed and take necessary precautions to enjoy the beautiful Nggai outdoors safely!
The UV Index reveals an intriguing pattern as the day unfolds. Starting at a minimal 1 at 07:00, the intensity gradually climbs, reaching a peak of 10 by 12:00—the sun at its strongest. From there, the index begins a graceful descent, dipping to 9 at 13:00 and later 7 at 14:00. By mid-afternoon, the UV rays start to lessen, falling to 4 at 15:00, and by the evening, they diminish to 1 at 17:00 and finally settling at 0 by 19:00. Such fluctuations highlight the importance of sun safety during peak hours, especially when the UV Index is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | 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 | 9 | 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 shows extreme levels during the winter and early spring months, with values reaching up to 16 in February and remaining high at 15 from January to April. As the season transitions into May, the index drops slightly to 12, but still remains in the extreme category. June marks a shift to very high UV levels at 10, providing a bit more time for safe exposure at 15 minutes. However, from July through September, the index returns to extreme levels, requiring careful attention, especially with a 10-minute burn time. The high-risk months for UV exposure are from January to October, highlighting the need for visitors and residents to take precautions, such as wearing protective clothing, applying sunscreen regularly, and seeking shade during peak hours to minimize the risk of 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 |
| Nggai | 15 | 16 | 15 | 14 | 12 | 10 | 11 | 13 | 15 | 15 | 15 | 15 |