UV Index in Cosos, Peru

Last updated: August 1, 2025

In Cosos, Peru, being aware of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding UV levels is essential for sunburn prevention and minimizing long-term skin damage, especially in regions like Cosos, where the BWk climate brings intense sunlight and unpredictable exposure risks. Throughout the day, UV levels can peak dramatically, reaching a significant 11 at noon, making it vital to stay informed and take necessary precautions during those hours to enjoy the sun safely.

Hourly UV Index in Cosos

The UV Index today peaked dramatically in the late morning, starting from a low of 1 at 07:00 and climbing to an impressive 11 by 12:00. This intense exposure reached its zenith at 11:00, where precautions were essential as the Index hit 10. As the afternoon progressed, the UV levels began to gradually decline, dropping to 4 by 15:00 and further down to a modest 2 by 16:00. By the evening, the sun had softened, bringing the UV Index back to 1 at 17:00, and ultimately fading to 0 by 18:00, when the day's light had nearly vanished. Make sure to stay protected during peak hours to enjoy the sunshine safely!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:003moderate30 min
09:006high25 min
10:0010very high15 min
11:0012extreme10 min
12:0013extreme10 min
13:0011extreme10 min
14:008very high15 min
15:005moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Cosos

Throughout the year, UV Index values remain notably high, with the most extreme levels occurring from January to April and again in July and August. The highest risk months for sun exposure are January, February, March, and October, where the UV Index reaches 18, suggesting an exposure category of extreme and a dangerous burn time of just 10 minutes. During these months, it is crucial for visitors and residents to take precautions by seeking shade, wearing protective clothing, and using sunscreen with a high SPF. Even in the summer months, while the UV Index decreases slightly, vigilance is still necessary as the index remains high to very high. Long-term exposure can lead to skin damage, so staying informed about daily UV forecasts is essential for safety.

Monthly Maximum UV Index for Cosos, Peru

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Cosos. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec181717141210111315171717
Data source: Statistical UV Index data for Cosos, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Cosos UV Index with Other Peru Cities

The table above highlights how UV exposure in Cosos compares to other major locations across Peru. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Cosos's solar exposure compared to other cities in Peru. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Callao UVI14141412109101112131413
Lima UVI14141412109101112131413
Trujillo UVI151515141211111113141414
Chiclayo UVI141515141311111215141413
Cosos181717141210111315171717
Arequipa UVI181717151210111315171817