UV Index in La Caldera, Argentina

Last updated: July 2, 2025

In La Caldera, Argentina, awareness of the UV Index is crucial for safeguarding your skin health. The UV Index provides vital information on the intensity of ultraviolet radiation, which can lead to sunburn and long-term skin damage if not managed properly. Given La Caldera's Cwa climate—characterized by warm summers and significant UV exposure, particularly around noon—understanding daily UV levels can help residents and visitors take the necessary precautions. With peak UV Index values reaching 9 during the afternoon, it's essential to stay informed and protect yourself from harmful effects while enjoying the beautiful Argentine outdoors.

Hourly UV Index in La Caldera

The UV Index data reveals a dynamic solar journey throughout the day. The morning starts off with a gentle introduction, peaking at 1 by 09:00. As the sun climbs higher, so does the intensity, reaching its maximum of 9 at 13:00—a good reminder to protect your skin! The index gradually tapers off in the afternoon, settling back to 4 by 16:00, before winding down to 0 by 19:00 as daylight fades. This hourly fluctuation highlights the importance of vigilance in sun safety, especially during the midday hours when UV exposure can be at its highest.

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	3	moderate	30 min
11:00	5	moderate	30 min
12:00	7	high	25 min
13:00	9	very high	15 min
14:00	8	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in La Caldera

During the year, seasonal UV changes demonstrate a notable pattern, with the highest UV Index values occurring during the winter and early spring months, reaching an extreme level of 18 in January, November, and December. The high-risk months for sun exposure are predominantly from January through April and notable months like August and September, where the UV Index also spikes to extreme levels. Residents and visitors should take precautions, especially during these months, by minimizing sun exposure, wearing protective clothing, and using high-SPF sunscreen, as burn times can be as short as 10 minutes in extreme categories. Even in months with lower UV Index readings, such as May and June, vigilance is advised, given the increasing UV Index and associated risk levels.

Monthly Maximum UV Index for La Caldera, Argentina

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

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

La Caldera's solar exposure compared to other cities in Argentina. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Buenos Aires UVI	14	13	11	7	5	4	4	6	8	10	13	14
Rosario UVI	14	13	11	8	5	4	4	6	8	11	13	14
Mendoza UVI	15	14	12	8	6	4	5	6	9	12	14	15
Cordoba UVI	15	13	12	9	6	4	5	7	9	12	14	15
San Miguel de Tucuman UVI	15	14	13	10	7	5	6	7	10	13	15	15
La Caldera	18	17	16	13	9	7	9	11	16	17	18	18