UV Index in La Rioja, Argentina

Last updated: May 3, 2025

In La Rioja, Argentina, staying informed about the UV Index is essential for protecting your skin and maintaining overall health, especially in a region characterized by its BSh climate. With UV levels peaking between noon and 2 PM, understanding these values can help you prevent painful sunburns and reduce long-term risks associated with skin damage. The region’s intense sunlight demands awareness of UV exposure to ensure safe outdoor activities year-round. Keep an eye on the UV Index to enjoy the beautiful landscapes of La Rioja while safeguarding your skin's health!

Hourly UV Index in La Rioja

The UV Index today showcases a gradual rise in intensity as the sun climbs higher in the sky. Starting at 07:00 with a UV index of 0, the day begins safely, but by 10:00, it increases to 2, prompting caution for those outdoors. The intensity peaks during the early afternoon, reaching a high of 6 at both 13:00 and 14:00, signaling a strong need for sun protection. As the sun begins to set, the index dips, falling back to 3 by 16:00, and gently tapering off to 1 by 18:00, before returning to 0 at 19:00. Stay vigilant during those midday hours when UV exposure is at its peak!

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	4	moderate	30 min
12:00	5	moderate	30 min
13:00	6	high	25 min
14:00	6	high	25 min
15:00	5	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in La Rioja

The UV Index exhibits significant seasonal variation, with extreme levels persisting from January to March and returning in October and November, where burn times are notably short at 10 minutes. April sees a shift to a very high risk, while May introduces a high category with a more moderate burn time of 25 minutes. From June to July, the Index drops to moderate, extending safe exposure times to 30 minutes, before rising again in August. September experiences another spike in UV levels, moving back to very high. Given these fluctuations, it is crucial for visitors and residents to remain vigilant and take protective measures, especially during the high-risk months of January, February, March, October, and November when sun exposure can lead to harm within minutes. Always wear sunscreen, seek shade during peak hours, and wear protective clothing to mitigate the risks associated with elevated UV levels.

Monthly Maximum UV Index for La Rioja, Argentina

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

The table above highlights how UV exposure in La Rioja 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 Rioja'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
La Rioja	15	14	12	9	6	5	5	7	9	12	14	15
San Miguel de Tucuman UVI	15	14	13	10	7	5	6	7	10	13	15	15