Last updated: July 2, 2025
In sunny San Vito, Costa Rica, being aware of the UV Index is essential for both locals and visitors alike. Understanding UV levels not only helps in preventing sunburn but also plays a crucial role in maintaining long-term skin health. With the region's tropical climate contributing to elevated UV exposure, especially during peak hours—where indices can soar to a staggering 14—it's vital to stay informed and take protective measures. Whether you're hiking through lush landscapes or lounging under the sun, knowing the UV Index can help you enjoy all that San Vito has to offer while safeguarding your skin.
The UV Index throughout the day exhibits a striking pattern, peaking dramatically at 14 around 11:00 and 12:00. Starting from a modest 2 at 07:00, the intensity quickly escalates, reaching 8 by 09:00 and hitting the extreme level of 11 at 10:00. As the sun reaches its zenith, it maintains a high UV index of 14 until 13:00. Afterward, the intensity begins to wane, dropping to 8 by 14:00. By the late afternoon, the numbers decline further, resting at 5 by 15:00 before falling to 0 by 18:00. For sun-seekers, it’s clear that the midday hours are critical for sun protection.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 5 | moderate | 30 min |
09:00 | 8 | very high | 15 min |
10:00 | 11 | extreme | 10 min |
11:00 | 14 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 8 | 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 |
Throughout the year, the UV Index in this region remains predominantly extreme, with values peaking between January and April. The highest UV Index of 15 is recorded in April, signaling that these months are critical for sun protection. Specifically, the months of February, March, April, and May are considered high-risk for excessive UV exposure, where unprotected skin can burn in as little as 10 minutes. Even in the latter part of the year, while the index decreases slightly, it remains at high levels, particularly in June through October. Visitors and residents should take precautions by wearing protective clothing, using broad-spectrum sunscreen, and seeking shade, especially during these high-risk months, to minimize the adverse effects of UV radiation. Always be mindful of the burn time, and consider scheduling outdoor activities outside peak sun hours.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Limon UVI | 12 | 13 | 14 | 15 | 14 | 13 | 13 | 13 | 13 | 14 | 11 | 10 |
Liberia UVI | 11 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 11 | 10 |
Alajuela UVI | 12 | 13 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 14 | 12 | 10 |
San Vito | 12 | 13 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 12 | 10 |
San Jose UVI | 12 | 14 | 15 | 16 | 14 | 14 | 14 | 14 | 14 | 15 | 12 | 11 |
Paraiso UVI | 13 | 14 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 15 | 12 | 11 |