UV Index in Bonito, Brazil

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Bonito, Brazil, where the tropical climate can expose you to higher levels of ultraviolet radiation throughout the year. With UV levels peaking at 9 during midday, awareness of these fluctuations is essential for effective sunburn prevention and maintaining skin health. In this beautiful region, where outdoor activities are abundant, being informed about UV risks can help you enjoy the stunning landscapes while safeguarding your skin. From early morning until sunset, understanding the UV Index will empower you to make smart decisions and protect yourself in Bonito’s warm climate.

Hourly UV Index in Bonito

The UV Index starts off low at 1 by 7:00 AM, gradually climbing to a moderate 2 by 8:00 AM. The real intensity hits its peak at 12:00 PM with a high of 9, indicating a need for sun protection. From there, the Index dips to 7 at 1:00 PM and further declines to 3 by 3:00 PM. As the afternoon fades, the values plummet, resting at 1 by 4:00 PM and returning to 0 after 6:00 PM. Overall, it's a day where the midday sun commands our attention—be sure to take cover during the peak hours!

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	5	moderate	30 min
10:00	7	high	25 min
11:00	8	very high	15 min
12:00	9	very high	15 min
13:00	7	high	25 min
14:00	5	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 Bonito

The UV Index shows significant seasonal variability, with the highest levels occurring from January to April and again in October and November, categorizing these months as extreme in terms of sun exposure risk. High-risk months include January, February, March, September, October, November, and December, where the burn time is notably low at 10 minutes in strong UV conditions. Visitors and residents are advised to take necessary precautions during these months, including wearing protective clothing, applying high-SPF sunscreen, and seeking shade, especially during midday hours. As we move into the summer months of May through August, while the UV Index drops to very high or high, it remains crucial to remain vigilant, with burn times ranging from 15 to 25 minutes. Regularly checking the UV Index is essential for all outdoor activities to ensure safety and skin protection.

Monthly Maximum UV Index for Bonito, Brazil

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

The table above highlights how UV exposure in Bonito 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.

Bonito'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
Bonito	15	15	13	12	9	7	8	10	11	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