UV Index in Prainha, Brazil

Last updated: May 3, 2025

In Prainha, Brazil, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With the tropical climate characteristic of the region, Prainha often experiences high UV exposure, especially during midday when the UV Index can peak at a striking 14. This makes it essential for residents and visitors to be aware of daily UV levels to protect themselves effectively. By staying informed about the UV Index, you can enjoy the beautiful beaches and vibrant outdoors while minimizing the risks associated with too much sun exposure. Remember, knowledge is your best defense against harmful UV rays!

Hourly UV Index in Prainha

The UV Index displays a dynamic peak throughout the day, beginning at a gentle 1 at 07:00 and ramping up swiftly. By 10:00 AM, it escalates to a notable 8, before reaching its zenith at 12:00 PM with a striking 14—indicative of intense sun exposure risk. It remains robust at 13 by 1:00 PM, before gradually tapering off in the afternoon, concluding the day with a calm return to 1 by 6:00 PM. As daylight wanes, the UV Index drops to 0 at 7:00 PM, signaling the end of sun-related concerns. Stay sun-safe by monitoring these fluctuations, particularly during the midday peak!

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	8	very high	15 min
11:00	12	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Prainha

Throughout the year, the UV Index remains consistently high, with extreme exposure categories from January to November. The highest levels are observed from March to May, peaking at 16, while December sees a slight reduction to 13. Consequently, the high-risk months are March and April due to their maximum index values. For visitors and residents, it is crucial to take protective measures during these months, particularly between 10 a.m. and 4 p.m., as burn times are alarmingly short at 10 minutes year-round. Sunscreen, protective clothing, and seeking shade are essential precautions to mitigate the risk of UV exposure.

Monthly Maximum UV Index for Prainha, Brazil

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

The table above highlights how UV exposure in Prainha 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.

Prainha'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
Prainha	15	15	16	16	14	12	11	12	12	13	13	13