Last updated: June 2, 2025
In Munani, Peru, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. With typical UV levels peaking between 10 AM and 2 PM, understanding these fluctuations can help residents and visitors alike protect themselves from harmful UV radiation. Munani's elevated climate (ET zone) contributes to higher UV exposure risks, particularly during the midday hours when the index can soar to an intense 11. Staying informed about the UV Index not only fosters better sun safety practices but also promotes long-term well-being in this unique Peruvian locale.
As the sun rises, the UV Index climbs steadily, starting at a gentle 1 at 7:00 AM. By 8:00 AM, it reaches 3, marking the beginning of increased sun exposure. The day continues to heat up, with the index peaking at a remarkable 11 from 11:00 AM to 12:00 PM, indicating a high risk for harm from unprotected sun exposure. As the afternoon sets in, it gradually declines, dropping to 6 by 2:00 PM and subsequently to 3 by 3:00 PM. As the sun begins to descend, the index returns to a safer 1 by 4:00 PM and tapers off to 0 after 6:00 PM. This hourly trend underscores the importance of sun protection during the midday hours when the UV exposure is at its highest.
| 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 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences extreme levels throughout the year, peaking in January, February, and March with values consistently at 20, indicating a high risk of harm from unprotected sun exposure. Notably, the burn time remains quite short at just 10 minutes across all months, underscoring the need for vigilance. As we move into April through June, the UV Index gradually decreases but stays within the extreme category, ranging from 17 to 11. Although summer months like July and August show slight increases, the risk remains critical with values between 13 and 14. The trend stabilizes in the fall with higher values returning in September and October, maintaining a 19 UV Index, before a steady decline through the winter months. To ensure safety, both visitors and residents should prioritize sun protection, particularly from January to March and during the transitional months of September to November, always remembering that even brief exposure can lead to skin damage.
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 |
| Munani | 20 | 19 | 20 | 17 | 13 | 11 | 13 | 14 | 18 | 19 | 19 | 19 |