Last updated: August 1, 2025
Understanding the UV Index is crucial for residents of Surco, Peru, where the intense sun can pose significant risks to skin health. With UV levels soaring as high as 13 during midday, awareness of these readings can help prevent painful sunburns and long-term skin damage. Surco's BSk climate brings dry and sunny conditions, amplifying the need for vigilance against harmful UV exposure. By staying informed about daily UV Index fluctuations, you can enjoy the outdoors safely while protecting your skin from the sun's harmful rays.
The UV Index throughout the day presents a vivid picture of sun exposure. Starting at 07:00, the index is a mild 1, perfect for morning strolls. As the sun climbs, it reaches 2 by 08:00 and then surges to an impressive 5 at 09:00. The intensity peaks dramatically at 12:00, hitting 13—a warning for those considering outdoor plans. Even though it dips to 12 by 13:00, the risk remains significant. The afternoon sees a decline, falling to 9 at 14:00 and further to 6 by 15:00. As daylight wanes, the index drastically decreases to 2 at 16:00 and then slips to 1 by 17:00, finally resting at 0 by 18:00 and beyond. This dynamic wave of UV exposure highlights the importance of sun safety during peak hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 13 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 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 remains consistently high in this region, with extreme exposure levels recorded from January through December. The highest values of 18 are observed in January, February, March, and November, making these high-risk months for sun exposure. Even during the summer months, such as June, July, and August, the index hovers between 12 and 14, indicating a strong potential for skin damage. Visitors and residents are advised to take precautionary measures year-round, including wearing protective clothing, applying broad-spectrum sunscreen, and limiting sun exposure to avoid harmful effects associated with prolonged UV exposure.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Callao UVI | 14 | 14 | 14 | 12 | 10 | 9 | 10 | 11 | 12 | 13 | 14 | 13 |
Lima UVI | 14 | 14 | 14 | 12 | 10 | 9 | 10 | 11 | 12 | 13 | 14 | 13 |
Trujillo UVI | 15 | 15 | 15 | 14 | 12 | 11 | 11 | 11 | 13 | 14 | 14 | 14 |
Chiclayo UVI | 14 | 15 | 15 | 14 | 13 | 11 | 11 | 12 | 15 | 14 | 14 | 13 |
Arequipa UVI | 18 | 17 | 17 | 15 | 12 | 10 | 11 | 13 | 15 | 17 | 18 | 17 |
Surco | 18 | 18 | 18 | 17 | 14 | 12 | 13 | 14 | 16 | 17 | 18 | 17 |