Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Alto Salaverry, Peru, where the sun can be both inviting and harmful. With maximum UV levels peaking at 10 between noon and 1 PM, awareness of these readings is essential to prevent sunburn and protect skin health. The local BWh climate offers a warm and sunny environment, but it also brings exposure risks that can lead to serious skin issues. By knowing the UV Index, you can make informed choices about outdoor activities and safeguard your well-being under the Peruvian sun.
As the sun rises, the UV Index begins its gradual ascent, starting at a mild 1 at 7:00 AM. By 9:00 AM, it escalates to 4, indicating a moderate level of UV exposure. The sun reaches its peak intensity around 12:00 PM, where the index hits a striking 10, signaling a high risk for harm from unprotected sun exposure. Fortunately, this intensity diminishes in the afternoon; by 3:00 PM, it drops to 5, and by 6:00 PM, it plummets to 0. As the day winds down, it's clear that midday is when the sun's rays are most perilous, urging sun safety precautions during those peak hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 6 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 10 | very high | 15 min |
13:00 | 9 | very high | 15 min |
14:00 | 7 | high | 25 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 |
The UV Index shows significant variations throughout the year, with extreme levels predominantly occurring from January to April, and again in August and September. The highest values are recorded in March (15) and consistently at 14 in January, February, April, and May. Visitors and residents should exercise caution, particularly from January to April and during August and September, when the burn time is as brief as 10 minutes. It is advisable to seek shade, wear protective clothing, and apply sunscreen to minimize the risk of harm from UV radiation during these high-risk months. From June to July, the UV Index drops slightly to 10, categorized as very high, allowing for a slightly longer burn time of 15 minutes, yet caution remains essential.
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 |
Alto Salaverry | 14 | 14 | 15 | 14 | 12 | 10 | 10 | 11 | 13 | 13 | 13 | 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 |