UV Index in Floresta, Brazil

Last updated: June 2, 2025

Understanding the UV Index in Floresta, Brazil is essential for safeguarding your skin and health. With the region’s BSh climate bringing consistent tropical sun, knowing the daily UV levels empowers residents and visitors to make informed choices about sun exposure. High UV readings, especially peaking at 11 from 11:00 AM to 12:00 PM, can lead to sunburn and long-term skin damage if precautions aren't taken. By staying aware of these levels, you can enjoy the sunshine while minimizing risks to your skin’s health. Embrace Floresta’s beautiful outdoors, but remember to check the UV Index daily to keep your skin safe and healthy!

Hourly UV Index in Floresta

As the sun rises, the UV Index climbs steadily, starting at a gentle 1 at 7:00 AM. By 8:00 AM, it reaches 3, marking the beginning of increased sun exposure. The day continues to heat up, with the index peaking at a remarkable 11 from 11:00 AM to 12:00 PM, indicating a high risk for harm from unprotected sun exposure. As the afternoon sets in, it gradually declines, dropping to 6 by 2:00 PM and subsequently to 3 by 3:00 PM. As the sun begins to descend, the index returns to a safer 1 by 4:00 PM and tapers off to 0 after 6:00 PM. This hourly trend underscores the importance of sun protection during the midday hours when the UV exposure is at its highest.

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	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	9	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 Floresta

The UV Index data indicates extremely high levels of ultraviolet radiation throughout the year, with a consistent burn time of just 10 minutes across all months. The highest UV Index values occur in March (15) and November (15), alongside January, February, April, September, October, and December all recording an index of 14. The months of May, June, July, and August see slightly lower but still high extremes, ranging from 11 to 12. Given this persistent risk, it is crucial for both visitors and residents to take protective measures year-round. Recommendations include wearing broad-spectrum sunscreen, donning protective clothing, and seeking shade during peak sunlight hours to minimize exposure and reduce the risk of skin damage.

Monthly Maximum UV Index for Floresta, Brazil

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

The table above highlights how UV exposure in Floresta 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.

Floresta'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
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13
Floresta	14	14	15	14	12	11	11	12	14	14	15	14