UV Index in Florestopolis, Brazil

Last updated: July 2, 2025

In Florestopolis, Brazil, being aware of the UV Index is crucial for safeguarding your skin health. The UV Index provides valuable insight into the sun's intensity and helps residents and visitors alike understand when protective measures are necessary to prevent sunburn and long-term skin damage. With a Cfa climate, Florestopolis boasts warm, humid summers that can lead to elevated UV levels, peaking at 7 between noon and 1 PM. By understanding these UV exposures, you can enjoy the vibrant outdoor lifestyle of Florestopolis while keeping your skin safe and healthy.

Hourly UV Index in Florestopolis

Throughout the day, the UV Index showcases a dynamic pattern of intensity. Starting at a gentle 1 by 07:00, the index gradually rises, reaching a moderate 2 by 09:00. As the sun climbs higher, a notable increase occurs, peaking at an elevated 7 from 12:00 to 13:00, marking the day's most intense UV exposure. The index then begins its descent, dipping to 4 by 15:00 and further down to 2 by 16:00. As evening approaches, the UV risk diminishes, with values dropping to 0 at 18:00 and remaining low for the rest of the evening. It's essential to stay protected during those peak midday hours when UV exposure can be at its strongest!

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	2	low	45 min
10:00	4	moderate	30 min
11:00	6	high	25 min
12:00	7	high	25 min
13:00	7	high	25 min
14:00	6	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 Florestopolis

Throughout the year, UV levels display significant seasonal changes, with extreme UV indices prevalent from January to April and during September to November. The highest risk months for UV exposure are January, February, and December, where the UV Index peaks at 15 and burn times are as short as 10 minutes, necessitating vigilant sun protection. Conversely, the summer months of June and July see a decline in UV levels, categorizing them as high, yet caution is still warranted with burn times extending to 25 minutes. May and August present very high UV exposure, urging individuals to minimize direct sunlight exposure. For residents and visitors, it is crucial to adhere to protective measures such as wearing sunscreen, seeking shade, and avoiding peak sun hours, particularly during these high-risk months to ensure safety and well-being.

Monthly Maximum UV Index for Florestopolis, Brazil

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

The table above highlights how UV exposure in Florestopolis 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.

Florestopolis'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
Florestopolis	15	15	13	11	8	6	7	10	11	14	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