Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Lukunor, Micronesia, where the tropical climate brings intense sun exposure year-round. With UV levels soaring as high as 14 during midday hours, awareness of these numbers can be a key factor in preventing sunburn and protecting your skin health. In this idyllic yet sun-soaked region, embracing knowledge about UV risks is essential for enjoying outdoor activities safely while safeguarding your well-being. Whether you’re lounging on the beach or exploring the lush landscape, being informed about the UV Index can help you make smart choices to stay protected under the vibrant Micronesian sun.
As the sun rises, the UV Index begins to climb steadily. At 07:00, it starts at a modest 1, indicating low levels of UV radiation. By 08:00, it jumps to 4, inching closer to moderate levels. The intensity peaks spectacularly at 12:00, reaching 14, signaling a critical need for sun protection. As the afternoon progresses, the UV Index gradually decreases: 12:00 and 13:00 remain high at 14 and 12, respectively, before dipping to 9 at 14:00. By late afternoon, the risk recedes to 5 at 15:00 and continues to decline, falling to 1 by 17:00 and finally to a safe 0 by 18:00. This data highlights the importance of being sun-smart during the midday 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 | 11 | extreme | 10 min |
| 11:00 | 13 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | 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 experiences minimal fluctuation throughout the year, consistently remaining in the extreme exposure category. January through April sees the highest levels, peaking at 16 in March and 17 in April, making these months particularly hazardous for sun exposure, as even a brief 10-minute exposure can lead to burns. May maintains a high index of 14, and while June drops slightly to 13, it remains critical. Surprisingly, UV levels stay consistent at 14 from July through October, indicating that the risk persists even in the latter half of the year. As temperatures begin to cool in November and December, the UV Index gradually lowers to 13 and 12, respectively, yet the risk of harm is still significant. Visitors and residents should take proactive measures year-round, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during peak hours, to reduce their risk of UV-related health issues.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kolonia Town UVI | 13 | 14 | 16 | 16 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 11 |
| Kolonia UVI | 13 | 14 | 16 | 16 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 11 |
| Colonia UVI | 12 | 14 | 16 | 16 | 14 | 13 | 14 | 15 | 14 | 14 | 12 | 11 |
| Weno UVI | 13 | 15 | 16 | 16 | 14 | 14 | 14 | 14 | 14 | 14 | 12 | 12 |
| Tofol UVI | 14 | 15 | 16 | 16 | 15 | 13 | 13 | 14 | 14 | 13 | 12 | 12 |
| Lukunor | 13 | 15 | 16 | 17 | 14 | 13 | 14 | 14 | 14 | 14 | 13 | 12 |