UV Index in Rafael Perazza, Uruguay

Last updated: February 8, 2026

Understanding the UV Index in Rafael Perazza, Uruguay is vital for protecting your skin and overall health. With the region's Cfa climate, residents and visitors experience varying UV levels that can lead to sunburn and long-term skin damage, especially during peak hours from 11 AM to 2 PM when the index reaches up to 4. By staying informed about the UV index, you can take proactive steps to safeguard against harmful exposure and enjoy the sunny days with confidence!

Hourly UV Index in Rafael Perazza

The UV Index throughout the day reveals a dynamic pattern of sun intensity. In the morning, it starts off low, peaking at 1 by 09:00. As the sun climbs higher, we see a steady increase with the index reaching 3 by 11:00. The highest point occurs from 12:00 to 13:00, where the UV Index hits a robust 4, indicating a need for sun protection during those hours. Following this peak, the index gradually declines, returning to 2 at 15:00, and then dropping back down to 0 by 18:00, marking the end of significant UV exposure for the day. Plan your outdoor activities accordingly to stay safe under the sun!

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	1	low	60+ minutes
08:00	2	low	60+ minutes
09:00	4	moderate	30–60 min
10:00	7	high	15–30 min
11:00	10	very high	10–15 min
12:00	12	extreme	<10 minutes
13:00	13	extreme	<10 minutes
14:00	12	extreme	<10 minutes
15:00	9	very high	10–15 min
16:00	6	high	15–30 min
17:00	3	moderate	30–60 min
18:00	2	low	60+ minutes
19:00	1	low	60+ minutes

Monthly UV Index Trends in Rafael Perazza

Throughout the year, UV Index values exhibit significant seasonal fluctuations, with the highest readings occurring from January to March and October to December. These months are categorized as having an extreme exposure level, with a rapid burn time of just 10 minutes, posing substantial risks for skin damage. Conversely, from April to August, the UV Index decreases, transitioning to high and moderate levels, allowing for longer exposure times of 25 to 30 minutes before burning occurs. Notably, September presents a spike back to a very high index. Given these trends, it is advisable for visitors and residents to exercise increased caution during high-risk months (particularly January, February, March, October, November, and December) by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours.

Monthly Maximum UV Index for Rafael Perazza, Uruguay

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

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

Rafael Perazza's solar exposure compared to other cities in Uruguay. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Las Piedras UVI	14	13	11	7	5	3	4	6	8	10	13	14
Montevideo UVI	14	13	11	7	5	3	4	6	8	10	13	14
Rafael Perazza	14	13	11	7	5	4	4	6	8	11	13	14
Paysandu UVI	15	13	11	8	5	4	4	6	8	11	13	14
Salto UVI	15	13	12	8	5	4	5	6	9	11	13	14
Rivera UVI	15	14	12	9	5	4	5	7	9	12	14	15