UV Index in Colta, Peru

Last updated: July 2, 2025

Understanding the UV Index in Colta, Peru is crucial for maintaining skin health and preventing sunburn. Given Colta's high-altitude climate, residents and visitors are at increased risk of harmful UV radiation, particularly during peak hours. With UV levels peaking at 12 around noon, awareness of these fluctuations can help you take proactive measures to protect yourself from sun damage. By being informed about the UV Index, you can enjoy the beautiful, sunny days in Colta while ensuring your skin remains healthy and protected.

Hourly UV Index in Colta

As the day unfolds, the UV Index begins to rise steadily, peaking at 12 around noon, indicating a high risk of harm from unprotected sun exposure. Starting from a mild 1 at 07:00, it climbs to 2 by 08:00, then surges to a significant 9 by 10:00. The intensity continues to escalate, reaching its maximum at 11 by 11:00, just before noon. After a slight dip to 8 by 14:00, the UV Index begins its gradual decline, dropping to 2 by 16:00, and finally resting at 0 by 18:00—a clear indication that the sun's rays are no longer a concern. To protect your skin, it's crucial to seek shade and apply sunscreen during those peak hours!

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.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	5	moderate	30 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 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

Monthly UV Index Trends in Colta

Throughout the year, the UV Index remains extremely high, particularly from January to November, with values consistently around 19 to 18, indicating a high risk of harm from unprotected sun exposure. March sees a slight dip at 18, while June and July reduce slightly to 11 and 12, respectively, but still warranted caution. May and August present minor variations, with indices of 13 and 14. As we transition to September, the UV Index returns to 16, and November marks a peak at 19 again. Given these conditions, it is crucial for visitors and residents to take proactive measures to protect themselves from sun exposure during these high-risk months. This includes wearing protective clothing, applying sunscreen frequently, and seeking shade whenever possible, particularly during the midday hours. Remember, a burn time of just 10 minutes underscores the urgency of sun safety in this region year-round.

Monthly Maximum UV Index for Colta, Peru

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Colta. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Colta, 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 Colta UV Index with Other Peru Cities

The table above highlights how UV exposure in Colta 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.

Colta's solar exposure compared to other cities in Peru. Generated using Copernicus Atmosphere Monitoring Service information.
	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
Colta	19	19	18	16	13	11	12	14	16	18	19	18