Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Callanca, Peru, where the unique climate zone (ET) leads to significant sun exposure. With peak UV levels soaring to 13 around midday, it's essential to be aware of these fluctuations to effectively prevent sunburn and protect skin health. By monitoring the UV index, you can make informed choices about outdoor activities and sunscreen use, minimizing the risk of harmful skin effects. Given Callanca's typically high UV exposure risks, staying vigilant about UV levels will help ensure a safer and healthier experience in this beautiful region.
The UV Index throughout the day showcases a dramatic rise and fall, peaking at 12 around 12:00 PM. The morning starts gently, with a maximum of 3 at 08:00 AM, but by 10:00 AM, it escalates to 10, indicating a significant increase in sun intensity. This reaches its zenith at 12:00 PM, where a UV Index of 13 emphasizes the need for sun protection. The intensity begins to taper off after this peak, dropping to 4 by 15:00 PM and further declining to 1 by 17:00 PM. As the evening approaches, the UV Index effectively returns to 0 after 18:00 PM, signaling the end of sun exposure risk for the day. Be mindful of these fluctuations and prioritize 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 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 8 | very high | 15 min |
15:00 | 4 | 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 |
The UV Index throughout the year remains consistently high, peaking at 23 in the first four months and maintaining an extreme exposure category across all months with a burn time of just 10 minutes. Notably, the high-risk months are from January to April, where the UV levels are at their peak. Even in May to September, the index remains dangerous, with a gradual decline into autumn, yet still presenting risks in October and November. It's crucial for visitors and residents to take precautions year-round, such as wearing protective clothing, applying sunscreen, and seeking shade during peak sunlight hours to mitigate the risk of UV-related health issues. Stay vigilant and prioritize skin safety to enjoy outdoor activities throughout the year.
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 |
Callanca | 23 | 23 | 19 | 17 | 14 | 11 | 13 | 15 | 17 | 18 | 19 | 19 |