UV Index in Bocaiuva, Brazil

Last updated: July 2, 2025

In Bocaiuva, Brazil, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. As a region characterized by a tropical savanna climate, Bocaiuva experiences high levels of UV radiation, particularly during midday when the index can soar to 9. Understanding these UV levels is essential not only for enjoying the outdoors safely but also for protecting yourself against long-term skin damage. With peak UV exposure typically peaking between 10 AM and 2 PM, staying informed allows residents and visitors alike to take necessary precautions, ensuring a healthy and enjoyable experience under the sun.

Hourly UV Index in Bocaiuva

The UV Index fluctuates throughout the day, starting at a minimal level of 1 at 07:00. As the sun climbs higher, it peaks dramatically, reaching an intense 9 by 11:00 and maintaining that level until 12:00. The index gradually declines after noon, dropping to 6 by 14:00, before further decreasing to 4 at 15:00. As the afternoon fades, the UV Index diminishes quickly, falling back to 2 by 16:00 and finally retreating to 0 after 18:00. This hourly data highlights the crucial need for sun protection during the midday hours when 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.
TimeUVICategoryTime to Burn
07:001low45 min
08:002low45 min
09:004moderate30 min
10:007high25 min
11:009very high15 min
12:009very high15 min
13:008very high15 min
14:006high25 min
15:004moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Bocaiuva

The UV Index exhibits notable seasonal variations, with extreme levels persisting from January through April and again in August, October, and November. Notably, the highest risk months are January, February, and March, where the UV Index reaches up to 16, indicating an extreme exposure category with a burn time of only 10 minutes. While UV levels decrease during late spring and summer, May through July still present very high exposure risks, especially with a UV Index peaking at 10 in May. As such, both visitors and residents should prioritize sun safety year-round, particularly during the high-risk months. It is advisable to wear protective clothing, apply sunscreen regularly, and seek shade during peak sunlight hours to mitigate the risks of UV exposure.

Monthly Maximum UV Index for Bocaiuva, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Bocaiuva. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec1615141310891212141516
Data source: Statistical UV Index data for Bocaiuva, 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 Bocaiuva UV Index with Other Brazil Cities

The table above highlights how UV exposure in Bocaiuva 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.
Bocaiuva's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Bocaiuva1615141310891212141516
Fortaleza UVI141415151311111213131313