UV Index in Valenca, Brazil

Last updated: July 2, 2025

In Valenca, Brazil, understanding the UV Index is essential for safeguarding your skin and overall health. With a tropical climate that brings consistent sunlight and significant UV exposure, knowing the UV levels can help you take proactive measures against sunburn and long-term skin damage. During peak hours, particularly from 11:00 AM to 1:00 PM, the UV Index can reach a maximum of 10, indicating a very high risk of harm from unprotected sun exposure. By staying informed about these UV levels, you can enjoy the beautiful sunshine of Valenca while protecting your skin from its harmful effects.

Hourly UV Index in Valenca

The UV Index data reveals a fascinating daily cycle of sun exposure. Starting at 07:00, the index is a comfortable 1, perfect for early risers. As the sun climbs higher, it reaches 3 by 08:00, gradually increasing to a peak of 10 at 12:00, indicating a high risk of harm from unprotected sun exposure. After this zenith, the index starts to decline, dropping to 8 by 13:00, 6 at 14:00, and then into safer territory, settling at 3 by 15:00. The late afternoon brings a gentle decrease, with values falling back to 1 by 16:00 and remaining at that level until 17:00. By 18:00, the UV Index is at 0, signaling it's time to enjoy the shade or head indoors, as sunlight's intensity wanes.

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	45 min
08:00	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	8	very high	15 min
14:00	6	high	25 min
15:00	3	moderate	30 min
16:00	1	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 Valenca

The UV Index displays significant seasonal variations, with extreme ratings of 14 occurring from January to April, and again in October and November. The high-risk months for UV exposure include January, February, March, October, and November, where the burn time is notably low at just 10 minutes. The summer months, June and July, experience a slight decrease in UV intensity to 9 and 10, respectively, categorized as very high, allowing for a slightly longer burn time of 15 minutes. Visitors and residents are advised to take precautions during high UV periods, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during the peak exposures in the identified high-risk months.

Monthly Maximum UV Index for Valenca, Brazil

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

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

Valenca's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rio de Janeiro UVI	15	14	13	10	7	6	7	9	11	12	13	15
Sao Paulo UVI	16	15	12	11	8	6	7	9	11	13	14	15
Belo Horizonte UVI	17	16	14	12	9	7	8	10	12	13	14	16
Salvador UVI	14	14	14	13	10	9	9	12	12	15	15	14
Valenca	14	14	14	13	11	9	10	12	13	15	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13