UV Index in Chillan, Chile

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Chillan, Chile, where the climate is characterized by its mild temperatures and distinctive seasonal variations. As part of your daily routine, staying informed about UV levels can significantly aid in preventing sunburn and promoting long-term skin health. Chillan experiences varying levels of UV exposure throughout the day, peaking between 11:00 AM and 1:00 PM with a level of 4, meaning that adequate sun protection is essential to avoid skin damage. With the right knowledge, you can enjoy the sunny days while safeguarding your skin's well-being.

Hourly UV Index in Chillan

The UV Index for today paints a clear picture of sun intensity throughout the hours. Starting from a low of 0 at 07:00, the day gradually warms up, reaching 1 by 08:00 and maintaining that level until 09:00. As the sun climbs higher, we see a rise to 2 at 10:00 and peaking at 4 by 13:00—the most critical time for sun exposure. After this midday high, the index dips slightly to 3 between 14:00 and 12:00, before gradually decreasing towards the evening, arriving back at 0 by 19:00. Remember to protect your skin during the peak hours when the UV Index hits its highest levels!

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	4	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 Chillan

Throughout the year, UV levels exhibit significant seasonal variability, with the highest risks occurring during the winter and late fall months. January and December both record an extreme UV Index of 14, with a burn time of just 10 minutes, making these months particularly hazardous for sun exposure. February follows closely with a UV Index of 13. The high-risk months for UV exposure are thus identified as November through March, when UV levels remain consistently extreme to very high (UV Index 10 or above). Residents and visitors should take precautionary measures during these months, such as wearing protective clothing, utilizing sunscreen, and seeking shade, especially during midday hours when sun intensity peaks. As the year progresses into June, July, and August, the UV Index drops to moderate levels, allowing for safer outdoor activities, but still necessitating basic sun safety practices.

Monthly Maximum UV Index for Chillan, Chile

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

The table above highlights how UV exposure in Chillan 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.

Chillan'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
Chillan	14	13	10	7	5	3	4	5	7	10	13	14
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
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