Last updated: July 2, 2025
Understanding the UV Index in Lima, Paraguay is essential for protecting your skin and overall health. With the city’s subtropical highland climate, residents and visitors alike should be aware of the potential for harmful UV radiation, especially during the peak hours when the index can soar to levels of 7. This level of exposure increases the risk of sunburn and long-term skin damage. Being informed about the UV levels is crucial to enjoying the sun safely and ensuring that you take the necessary precautions to maintain your skin health while indulging in Lima's vibrant outdoor activities. Don't underestimate the sun—every hour counts!
The UV Index data paints a clear picture of how exposure to ultraviolet rays varies throughout the day. Starting at a low level of 1 at 07:00, the index gradually climbs to peak at 7 from 11:00 to 12:00, indicating the times when sun protection is most crucial. As the afternoon progresses, the index dips to 6 at 13:00, then gently declines to 4 by 14:00. The evening hours see a significant drop, with values falling to 2 at 15:00 and retreating to 1 at 16:00. By nightfall, the UV Index drops to 0 from 18:00 onward, signalling a safe time for outdoor activities without the need for sun protection. Enjoy the sunshine, but be mindful of the peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 2 | low | 45 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 data reveals significant seasonal variations that highlight high-risk months for sun exposure. From January through April, the UV Index remains in the extreme category, peaking at 15 with a minimum burn time of just 10 minutes, indicating critical risk for skin damage. May sees a slight decrease to 8 (very high), allowing for 15 minutes of safe exposure, while June and July drop to high levels at 6 and 7, respectively, offering 25 minutes before risking burns. August through September returns to very high levels, with a notable burn time of 15 minutes. The UV Index spikes again in October and November (both ranked 14 and 15) and reverts to extreme levels, emphasizing ongoing risks during these months. Visitors and residents are strongly advised to practice sun safety measures such as wearing protective clothing, using sunscreen, and seeking shade, particularly during the months of January to April and October to November when the UV radiation is at its most intense.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lambare UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| Capiata UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| San Lorenzo UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| Asuncion UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| Ciudad del Este UVI | 15 | 15 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 15 | 14 |
| Lima | 15 | 15 | 13 | 11 | 8 | 6 | 7 | 8 | 10 | 13 | 14 | 15 |