Last updated: June 2, 2025
In Arenoso, Dominican Republic, understanding the UV Index is crucial for maintaining healthy skin and preventing sunburn. The tropical climate here means that UV exposure can be significant, especially during peak hours from late morning to early afternoon when the index often reaches alarming levels of 12. Knowing the daily UV levels equips residents and visitors alike with the information they need to make informed decisions about sun protection, ensuring a safe and enjoyable experience under the Caribbean sun. With such varying levels throughout the day, being UV-aware can play a vital role in safeguarding your skin's health while embracing the beauty of Arenoso's warm climate.
As the sun climbs higher in the sky, the UV Index reaches its peak around noon, peaking at a striking 12 between 12:00 PM and 1:00 PM. The day begins with a gentle start—just a 1 at 7:00 AM, gradually rising to 2 by 8:00 AM. By 10:00 AM, the intensity escalates to an 8, followed by a stunning 10 at 11:00 AM. As the clock strikes noon, the UV Index hits its zenith at 12, signaling the strongest solar radiation of the day. The intensity begins to wane, dropping back to 10 at 2:00 PM, before tapering off to 5 at 4:00 PM. As evening approaches, the UV Index gently descends to 1 by 6:00 PM, heralding the end of a radiant day. Stay protected during those peak hours, especially from 11:00 AM to 1:00 PM!
| 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 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant seasonal fluctuations, with the highest levels occurring from February to September. During these months, the UV Index reaches extreme levels of 11 to 13, resulting in a critical burn time of just 10 minutes—indicating a heightened risk for sunburn and skin damage. January, November, and December still present very high UV levels (9 and 8), but with a slightly longer burn time of 15 minutes. Visitors and residents are advised to take precautionary measures during high UV months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours to minimize the risk of harmful exposure. Stay vigilant and prioritize skin safety year-round!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Santiago de los Caballeros UVI | 9 | 11 | 13 | 13 | 13 | 12 | 13 | 13 | 12 | 11 | 9 | 8 |
| Santo Domingo Oeste UVI | 9 | 11 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 9 | 8 |
| Santo Domingo UVI | 9 | 11 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 9 | 8 |
| Arenoso | 9 | 11 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 9 | 8 |
| Santo Domingo Este UVI | 9 | 11 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 9 | 8 |
| San Pedro de Macoris UVI | 9 | 11 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 11 | 9 | 8 |