Last updated: June 2, 2025
In Genaro Herrera, Peru, being aware of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels helps in sunburn prevention and reduces long-term skin health risks, especially in this region, where the climate often leads to intense sun exposure. With a typical peak UV Index reaching as high as 12 at midday, residents and visitors alike need to take precautions during the hottest hours. Being informed about when to seek shade or apply sunscreen can make a significant difference in your outdoor activities and skin protection. Stay sun-savvy in Genaro Herrera, where the sun’s rays are powerful and the risks of UV exposure are always present.
The UV Index throughout the day presents a dynamic pattern of sun exposure. Rising steadily from a modest 1 at 7:00 AM, it swiftly escalates to a peak of 12 by noon, indicating a level of risk for harm from unprotected sun exposure. The afternoon marks a gradual decline, with the index tapering off to 7 at 2:00 PM and continuing to decrease until it reaches 0 by 6:00 PM. This data highlights the importance of sun protection during peak hours, specifically between 10:00 AM and 2:00 PM, when the UV Index is at its highest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 7 | high | 25 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 |
Throughout the year, UV Index levels remain consistently extreme, with values peaking at 16 from January to April. This indicates a high risk of harm from unprotected sun exposure, with a burn time of just 10 minutes in all months. May through August sees a slight decline in the UV Index, ranging from 11 to 13, yet still warrants caution. As summer wanes into September and October, the UV Index fluctuates between 13 and 14, maintaining the high-risk category. November and December continue this trend, underscoring that the potential for skin damage remains significant year-round. Residents and visitors are strongly advised to take protective measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during these high UV months.
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 |
Genaro Herrera | 15 | 16 | 16 | 16 | 13 | 12 | 11 | 12 | 13 | 14 | 13 | 13 |
Arequipa UVI | 18 | 17 | 17 | 15 | 12 | 10 | 11 | 13 | 15 | 17 | 18 | 17 |