Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Likisa, Timor-Leste, as it plays a vital role in protecting against harmful solar radiation. The UV levels throughout the day can vary significantly, peaking at around 11 between noon and 1 PM, making it essential to stay informed to prevent sunburn and enhance skin health. Given Likisa's tropical Aw climate, with its high exposure to intense sunlight, being mindful of UV ratings helps you enjoy the sun safely while safeguarding your skin against potential risks associated with overexposure. Stay sun-smart and make informed decisions about your outdoor activities!
The UV Index reveals a dynamic pattern throughout the day, starting at a low 1 in the early morning hours of 07:00 and 08:00. As the sun rises, the index climbs steadily, reaching 3 by 09:00. The midday sun peaks aggressively at 11, with the UV Index hitting its maximum of 11 from 12:00 to 13:00, signaling a high risk for skin damage without protection. Following this peak, values gradually decline, dropping to 9 at 14:00, and tapering down to 6 by 15:00. As the evening approaches, the UV Index falls back to 3 by 16:00 and finally descends to a 1 by 17:00 and 18:00, before sinking to 0 at 19:00, marking the end of the day's UV exposure. It's a reminder to stay vigilant under the sun, especially during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, seasonal UV changes exhibit consistently high levels, with extreme UV Index ratings persisting from January to March, reaching a peak of 16 in both February and March. Notably, September and October also register a UV Index of 16, positioning them as critical months for sun exposure risk. The high-risk months for UV exposure span February, March, September, and October, where the potential for skin damage is significantly elevated, with a minimal burn time of just 10 minutes across all months. Visitors and residents are strongly advised to take precautionary measures during these times, such as wearing protective clothing, using a high-SPF sunscreen, and seeking shade to minimize the risk of sunburn and long-term skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Likisa | 15 | 16 | 16 | 14 | 12 | 11 | 12 | 13 | 16 | 16 | 15 | 14 |
| Dili UVI | 15 | 16 | 16 | 14 | 12 | 11 | 12 | 13 | 16 | 16 | 15 | 14 |
| Suai UVI | 15 | 16 | 16 | 14 | 12 | 10 | 11 | 13 | 16 | 16 | 15 | 15 |
| Maliana UVI | 15 | 16 | 16 | 14 | 12 | 11 | 12 | 13 | 16 | 16 | 15 | 14 |
| Aileu UVI | 16 | 16 | 16 | 15 | 12 | 11 | 12 | 13 | 16 | 16 | 15 | 15 |