UV Index in Aguai, Brazil

Last updated: August 1, 2025

In Aguai, Brazil, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels helps to prevent sunburn, reduces the risk of skin cancer, and promotes general well-being. With a Cfa climate that features warm summers and moderate sun exposure, Aguai residents and visitors need to be particularly vigilant during peak hours when the UV Index can soar as high as 8 around noon. Equip yourself with the knowledge to enjoy the sun safely by checking the UV Index regularly and taking necessary precautions!

Hourly UV Index in Aguai

The UV Index throughout the day presents a clear pattern, peaking around noon with a maximum value of 8, indicating that sun protection is crucial during this time. Starting from a low of 1 at 07:00 and 08:00, the index rises steadily, hitting 5 by 10:00. It escalates to its highest point at 12:00, before gradually declining to 7 at 13:00 and then dropping further as the afternoon progresses. By 16:00, the index has decreased to 2, and finally, it settles to 0 by 18:00, meaning minimal risk of harm from sun exposure as daylight fades. For outdoor enthusiasts, the best advice is to stay safe and protect against UV rays, especially around midday!

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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	7	high	25 min
15:00	4	moderate	30 min
16:00	2	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 Aguai

Throughout the year, the UV Index experiences notable fluctuations, with extreme levels prevalent during the winter months and early spring. The highest risk for UV exposure occurs from January to April, where the UV Index consistently reaches between 15 and 16, demanding a burn time of merely 10 minutes. As we transition into the summer, the index dips slightly to a very high level in May through July, with burn times extending to 15 and 25 minutes. A resurgence of extreme levels occurs again in September, October, and November, reiterating the importance of vigilance toward UV exposure year-round. Residents and visitors are strongly advised to take protective measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during these high-risk months.

Monthly Maximum UV Index for Aguai, Brazil

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

The table above highlights how UV exposure in Aguai 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.

Aguai'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
Aguai	15	16	13	11	8	7	8	10	12	13	14	16
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