UV Index in Bacabal, Brazil

Last updated: July 2, 2025

In Bacabal, Brazil, understanding the UV Index is crucial for safeguarding your skin health. With a tropical savanna climate, residents and visitors alike face significant UV exposure, particularly during midday hours when the index peaks at 11. This translates to an increased risk of sunburn and long-term skin damage if proper precautions aren’t taken. By staying informed about UV levels, you can effectively plan your sun exposure to enjoy the vibrant outdoor lifestyle Bacabal offers while minimizing health risks. Embrace the sunshine, but remember to protect your skin!

Hourly UV Index in Bacabal

The UV Index begins its ascent at 07:00 with a low reading of 1, gradually rising to 2 by 08:00. As the day progresses, the intensity of UV radiation peaks at 12:00, hitting a maximum of 11—a critical level where sun protection is essential. Following this zenith, the index starts to decline, measuring 10 at 13:00, then tapering off to 8 by 14:00. By mid-afternoon, the UV Index drops to 5 at 15:00 and continues its downward trajectory, reaching 2 at 16:00. As the sun sets, the UV index decreases to 1 by 17:00 and ultimately settles at 0 by 18:00, signifying the end of significant UV exposure for the day. It's a reminder that while the sun's rays can be intense at midday, the morning and late afternoon offer safer conditions for outdoor activities.

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	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 min
15:00	5	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 Bacabal

Throughout the year, UV Index levels remain consistently high, categorized as extreme, with burn times often limited to just 10 minutes. The high-risk months for UV exposure extend from January to April, where the UV Index reaches its peak at 16 in March. Although UV levels start to decline slightly in the summer months of June and July, they remain within the extreme category, making sun safety essential. Visitors and residents are advised to take precautions year-round, such as wearing protective clothing, using sunscreen with high SPF, and seeking shade when necessary, especially during the peak hours of sunlight. Remember, even on cloudy days, UV rays can still cause skin damage, so vigilance is key.

Monthly Maximum UV Index for Bacabal, Brazil

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

The table above highlights how UV exposure in Bacabal 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.

Bacabal'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
Bacabal	15	15	16	15	13	11	11	12	13	13	14	13