UV Index in La Tirana, Chile

Last updated: June 2, 2025

In La Tirana, Chile, being aware of the UV Index is crucial for protecting your skin and overall health. With typical UV levels peaking around noon, understanding these fluctuations is essential for preventing sunburn and long-term damage. The BWk climate of this region brings us plenty of sunshine, but it also means that exposure to harmful UV rays can increase significantly, especially during the hottest parts of the day. Stay informed and enjoy the sun safely by keeping a close eye on the UV forecast!

Hourly UV Index in La Tirana

As the day unfolds, the UV Index rises steadily, starting at 0 at 07:00 and climbing to its peak of 8 between 12:00 and 13:00. This midday intensity emphasizes the importance of sun safety, with a notable 6 at 11:00 and a slight decrease to 4 by 15:00. As the afternoon wanes, the UV levels taper down to 2 at 16:00, then gracefully return to 1 by 17:00, before settling back to 0 after sunset at 18:00. It’s a day that showcases the transit of the sun and its influence on UV radiation, reminding us to protect our skin 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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	6	high	25 min
12:00	8	very high	15 min
13:00	8	very high	15 min
14:00	6	high	25 min
15:00	4	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 La Tirana

The UV Index shows significant seasonal variation, with extreme levels persisting from January to April and returning in August, September, October, and November. Among the high-risk months, January, February, March, April, and October consistently register a UV Index of 16, indicating an extreme exposure category, where unprotected skin can burn in just 10 minutes. In contrast, May, June, and July present slightly less dangerous conditions, with UV Index values in the very high category (up to 10), allowing for a marginally longer burn time of 15 minutes. Visitors and residents should exercise caution during these peak months by seeking shade, wearing protective clothing, and applying high-SPF sunscreen regularly to minimize the risks associated with excessive sun exposure.

Monthly Maximum UV Index for La Tirana, Chile

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

The table above highlights how UV exposure in La Tirana 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.

La Tirana'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
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
La Tirana	16	16	14	12	10	8	9	11	13	16	16	16