UV Index in Cruzeiro, Brazil

Last updated: June 2, 2025

Understanding the UV Index in Cruzeiro, Brazil, is crucial for protecting your skin from harmful solar radiation. Monitoring these levels not only aids in preventing painful sunburns but also plays a key role in maintaining long-term skin health. With a Cfb climate that brings warm summers and mild winters, Cruzeiro experiences varying UV exposures throughout the day. During peak hours, particularly between 10 AM and 2 PM, the UV Index can reach 7, indicating a high risk of harm from unprotected sun exposure. Being aware of these values empowers you to enjoy the sun safely while minimizing health risks.

Hourly UV Index in Cruzeiro

The UV Index reveals an early morning reprieve, starting at a gentle 1 at 7:00 AM and remaining low through 9:00 AM. However, as the sun climbs, intensity increases sharply, peaking at a 7 around noon, signaling the most potent UV exposure of the day. The early afternoon maintains a respectable UV level of 6 at 1:00 PM before gradually tapering off. By mid-afternoon, it drops to 4, then swiftly declines to 1 by 4:00 PM, and finally settles at 0 by 6:00 PM, marking the day's end for UV concern. This hourly trend underscores the importance of sun safety during peak hours, especially between 10 AM and 2 PM.

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
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:006high25 min
12:007high25 min
13:006high25 min
14:004moderate30 min
15:002low45 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Cruzeiro

Throughout the year, the UV index demonstrates significant seasonal variations, with extreme levels occurring consistently from January to April and returning in September through November. The highest risk months are January, February, and December, each featuring a UV index of 16 and a swift burn time of just 10 minutes. As we transition into spring and summer, UV levels decrease slightly but remain notable; May to August sees values between 7 and 10, categorized as high to very high. Visitors and residents are strongly advised to take precautions in high-risk months, particularly during peak hours, by wearing protective clothing, using sunscreen, and seeking shade whenever possible to minimize sun exposure and reduce the risk of skin damage.

Monthly Maximum UV Index for Cruzeiro, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Cruzeiro. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161613128781012141516
Data source: Statistical UV Index data for Cruzeiro, 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 Cruzeiro UV Index with Other Brazil Cities

The table above highlights how UV exposure in Cruzeiro 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.
Cruzeiro's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Cruzeiro161613128781012141516
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313