Last updated: July 2, 2025
Understanding the UV Index is essential for residents and visitors in Rapayan, Peru, where the blend of high-altitude sun exposure and a Cfb climate can lead to significant UV risks. Awareness of UV levels is crucial for preventing sunburn and maintaining long-term skin health. With midday UV values reaching up to 14, it’s vital to take precautions during peak hours—especially between 11:00 AM and 1:00 PM. By staying informed about the UV Index, you can enjoy your time outdoors while keeping your skin safe from harmful rays.
As the day unfolds, the UV Index makes a notable journey. Beginning at a modest 1 at 07:00, the intensity ramps up swiftly. By 09:00, it hits 5, but the real peak arrives at 12:00 with a powerful 14, signaling the need for sun protection. The sun reaches its zenith at 11:00 with a 12, and a slight decline occurs as we move into the afternoon, dropping to 10 by 14:00. Gradually, the UV levels retreat, falling to 6 at 15:00, and further down to 3 by 16:00. Finally, relief comes as the sun begins to set, with the index sinking to 1 at 17:00 and 0 by 18:00, marking the end of a day filled with vibrant solar energy.
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 | 9 | very high | 15 min |
11:00 | 12 | 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 |
The UV Index in this region exhibits consistently high levels throughout the year, primarily categorized as extreme. From January to March, the UV Index remains at 19, indicating a high-risk period for sunburn with a burn time of just 10 minutes. This extreme risk continues through April (18) and May (15), tapering slightly in June (13) and July (14), before leveling out again in August (14) and showing increases in September (16). The UV levels spike again in October (18) and November (17), before ending the year at 17 in December. Visitors and residents are strongly advised to take precautionary measures during these high-risk months, particularly from January to April, to protect themselves against excessive sun exposure. It's essential to wear protective clothing, apply broad-spectrum sunscreen, and seek shade whenever possible.
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 |
Rapayan | 19 | 19 | 19 | 18 | 15 | 13 | 14 | 14 | 16 | 18 | 17 | 17 |