UV Index in Coihueco, Chile

Last updated: June 2, 2025

In Coihueco, Chile, awareness of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels helps you take necessary precautions against sunburn, premature aging, and skin cancer. The local Csb climate brings mild summers, but UV exposure can still be significant, especially during midday hours when the index peaks at 3. By staying informed about the UV Index, residents and visitors can enjoy the beautiful outdoors while protecting themselves from harmful rays. Remember, a little knowledge can go a long way in ensuring a healthier sun experience!

Hourly UV Index in Coihueco

The UV Index throughout the day reveals a gradual increase in sun intensity, peaking mid-afternoon. Starting at 0 at 07:00, the index rises to 1 by 08:00 and remains moderate at 1 for the following hour. As the sun ascends, the intensity reaches 2 by 10:00, climbing further to 3 at 11:00, sustaining this level until 14:00. After this peak, a gentle decline begins, with the index dropping to 2 at 15:00, and gradually easing back to 1 by 17:00, before retreating to 0 by 18:00. For anyone spending time outdoors, the late morning to early afternoon presents the highest UV exposure; thus, caution and sun protection are highly advisable during these 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	0	low	45 min
08:00	1	low	45 min
09:00	1	low	45 min
10:00	2	low	45 min
11:00	3	moderate	30 min
12:00	3	moderate	30 min
13:00	3	moderate	30 min
14:00	3	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

Monthly UV Index Trends in Coihueco

The UV Index experiences significant seasonal fluctuations, with the highest values occurring from January to March and in November and December, maintaining an extreme exposure category and a dangerously quick burn time of just 10 minutes during these months. Notably, April and August transition to a high exposure category with longer burn times of 25 minutes, while September reaches a very high exposure category with a burn time of 15 minutes. From May to July, the UV Index falls to a moderate exposure category, allowing for a safer burn time of 30 minutes. As such, visitors and residents should remain particularly vigilant between January and March as well as November and December, taking precautions such as wearing sunscreen, protective clothing, and limiting sun exposure during peak hours.

Monthly Maximum UV Index for Coihueco, Chile

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Coihueco. 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 Coihueco, 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 Coihueco UV Index with Other Chile Cities

The table above highlights how UV exposure in Coihueco compares to other major locations across Chile. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Coihueco's solar exposure compared to other cities in Chile. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Santiago UVI	14	12	11	7	5	3	4	6	8	11	12	14
Valparaiso UVI	14	12	11	8	5	4	4	6	8	11	12	14
Vina del Mar UVI	14	12	11	8	5	4	4	6	8	11	12	14
Coihueco	15	14	11	7	5	3	4	6	8	11	14	14
Puente Alto UVI	15	14	12	8	6	4	6	8	11	12	14	15
Antofagasta UVI	15	15	13	10	8	6	7	9	11	14	15	15