UV Index in Colonia, Peru

Last updated: August 1, 2025

Understanding the UV Index in Colonia, Peru is crucial for safeguarding your skin and overall health. With a tropical highland climate, Colonia experiences significant sun exposure, especially during midday hours, when UV levels can soar to a dangerous 12. Being aware of these UV levels helps you take necessary precautions to prevent sunburn and long-term skin damage. As you enjoy the outdoors in this beautiful region, staying informed about the UV Index will empower you to protect yourself against the sun's harmful rays effectively.

Hourly UV Index in Colonia

At 07:00, the UV Index starts off gently at 1, making it a great time for morning walkers. By 08:00, it rises to 2, still manageable for outdoor activities. The real intensity kicks in at 09:00, where the UV Index jumps to 5, signaling a need for increased sun protection. 10:00 marks the beginning of peak sun exposure with a UV Index of 8, reaching a dramatic high of 11 at 11:00. As the sun inches towards its zenith, it peaks at 12:00 with a maximum index of 12—a strong reminder to be cautious! The afternoon sees a slight decrease, with 11 at 13:00, followed by a dip to 9 at 14:00. The intensity of the sun gradually fades, dropping to 5 by 15:00, and tapering off to 2 at 16:00. By 17:00, it’s down to 1, and finally, the UV Index relaxes into the evening, hitting 0 by 18:00 and remaining there through 19:00. Remember, the hours around midday are the most potent for UV rays, so prioritize sun safety during those peak times!

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
10:009very high15 min
11:0012extreme10 min
12:0014extreme10 min
13:0012extreme10 min
14:009very high15 min
15:006high25 min
16:003moderate30 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Colonia

Throughout the year, the UV Index remains remarkably high, consistently categorized as extreme with a burn time of just 10 minutes from January to December. The months of January to April show particularly intense levels, peaking at 18 in February, indicating a period of increased risk for sunburn. This high UV exposure continues with only slight declines in May through September, where the index fluctuates between 11 and 15. October through December maintains the extreme levels again, emphasizing that the risk does not diminish significantly, even in the cooler months. Therefore, it is crucial for visitors and residents alike to take preventive measures year-round, including wearing protective clothing, applying sunscreen frequently, and seeking shade, especially during midday hours. Be vigilant and prioritize your skin’s health, regardless of the season!

Monthly Maximum UV Index for Colonia, Peru

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Colonia. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec171817161311121415171717
Data source: Statistical UV Index data for Colonia, 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 Colonia UV Index with Other Peru Cities

The table above highlights how UV exposure in Colonia 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.
Colonia'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
Arequipa UVI181717151210111315171817
Colonia171817161311121415171717