UV Index in Itaborai, Brazil

Last updated: July 2, 2025

Understanding the UV Index is crucial for the residents of Itaboraí, Brazil, where sun exposure can be significant, particularly during the hotter parts of the day. Knowing the UV levels helps in taking necessary precautions against sunburn and long-term skin damage, ensuring overall skin health. With a tropical wet and dry climate, Itaboraí experiences considerable UV intensity, especially from 10 AM to 2 PM when the index peaks at 7. Staying informed will enable you to enjoy the sun safely while protecting your skin from harmful effects.

Hourly UV Index in Itaborai

The UV Index data for the day reveals a gradual rise in solar intensity as the hours progress. Starting at a low 1 at both 7:00 AM and 8:00 AM, the index begins to climb, reaching a peak of 7 by 11:00 AM and 12:00 PM. The intensity then starts to diminish, descending to 6 at 1:00 PM, before tapering off to 4, 3, and finally back to 1 by 4:00 PM, with the day concluding at 0 UV Index after 6:00 PM. It's clear that the midday hours pose the greatest risk for sun exposure, making it essential to stay protected during those critical times.

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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	7	high	25 min
12:00	7	high	25 min
13:00	6	high	25 min
14:00	4	moderate	30 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 Itaborai

Throughout the year, UV Index values exhibit notable seasonal changes that significantly impact sun safety. The high-risk months, characterized by an extreme UV Index of 11-15, include January through April, as well as September through November, where the burn time is remarkably short at just 10 minutes. During summer, although the UV Index decreases to a high category of 6-7 in June and July, caution remains essential, with burn times extending to 25 minutes. Visitors and residents are strongly advised to protect their skin, especially during extreme UV periods, by using sunscreen, wearing protective clothing, and limiting sun exposure to avoid harmful effects.

Monthly Maximum UV Index for Itaborai, Brazil

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

The table above highlights how UV exposure in Itaborai 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.

Itaborai'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
Itaborai	15	14	13	11	7	6	7	9	11	13	14	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
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13