UV Index in Bahia Blanca, Argentina

Last updated: July 2, 2025

In Bahía Blanca, Argentina, staying informed about the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels empowers residents and visitors to take proactive steps in sunburn prevention, ensuring that outdoor activities remain enjoyable and safe. With a Cfa climate characterized by relatively mild temperatures and varying sun exposure, it's essential to recognize midday UV risks—reaching a moderate level of 3 between 12 PM and 2 PM. By being aware of the UV Index, you can better protect yourself from harmful rays and maintain lasting skin health.

Hourly UV Index in Bahia Blanca

The UV Index for the day showcases a gradual rise in solar intensity as morning unfolds. From 7:00 AM to 9:00 AM, the index remains at a low 0, indicating minimal risk from UV rays. As the day progresses, it reaches 1 by 10:00 AM and climbs to a moderate 3 between 12:00 PM and 14:00 PM, marking the peak UV exposure hours. In the late afternoon, the intensity begins to decline, dropping to 1 by 15:00 PM and tapering off to 0 by 19:00 PM. To ensure safety and enjoy the sun responsibly, it's best to seek shade or wear protective clothing during the peak hours of 12:00 PM to 14:00 PM.

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	0	low	45 min
09:00	1	low	45 min
10:00	1	low	45 min
11:00	2	low	45 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	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Bahia Blanca

Throughout the year, UV Index levels exhibit significant fluctuations, with the highest values occurring during the winter and late autumn months. The high-risk months, characterized by extreme UV exposure, are January, February, November, and December, where the UV Index reaches 12-14 and the burn time is as short as 10 minutes. Additionally, March and October present a concern with very high levels of exposure (UV Index of 10), necessitating caution. Conversely, May through July represent a period of moderate exposure, though care should still be taken. To ensure safety, individuals, particularly visitors and residents, are advised to limit sun exposure during peak hours, utilize sunscreen, and wear protective clothing in high-risk periods.

Monthly Maximum UV Index for Bahia Blanca, Argentina

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

The table above highlights how UV exposure in Bahia Blanca 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.

Bahia Blanca'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
Bahia Blanca	14	12	10	6	4	3	3	5	7	10	12	13
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