UV Index in Santa Gertrudes, Brazil

Last updated: June 2, 2025

In Santa Gertrudes, Brazil, understanding the UV Index is essential for safeguarding your skin against the harmful effects of ultraviolet radiation. With the region's Cfa climate bringing warm, sunny days, it's crucial to recognize how varying UV levels can influence sunburn risk and overall skin health. Throughout the day, UV exposure peaks around midday, reaching levels as high as 6 from 11:00 AM to 1:00 PM, underscoring the need for awareness and protection during those critical hours. By tracking the UV Index, residents and visitors can make informed choices about sun safety, ensuring their time outdoors remains enjoyable and healthy.

Hourly UV Index in Santa Gertrudes

As the day unfolds, the UV Index begins to rise, peaking sharply around midday. From a gentle 1 at 7 AM, it escalates to a moderate 6 between 11 AM and 1 PM, signaling peak sun exposure. During these crucial hours, it's essential to protect your skin with sunscreen and wear appropriate clothing. As the afternoon progresses, the intensity wanes, dropping to 4 at 2 PM and further declining to 3 by 3 PM. By 4 PM, it returns to a safe 1, and finally settles to 0 after sunset, making late afternoon and evening hours ideal for outdoor activities without the risk of UV damage. Stay informed and enjoy the sun responsibly!

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

Monthly UV Index Trends in Santa Gertrudes

Throughout the year, the UV Index shows significant seasonal changes, with high-risk months primarily falling between January and April, where the UV Index remains at an extreme level of 16 to 11 and the burn time is limited to just 10 minutes. This level of risk returns in September through November, where the index spikes again to numbers as high as 14 for November. May introduces a decrease to a very high category with an index of 8, followed by June and July, which stabilize at a high level with an increased burn time of 25 minutes. By August, there's a resurgence to very high, so caution is advised. Therefore, visitors and residents should prioritize sun safety by seeking shade, wearing protective clothing, and applying sunscreen, especially during the months of January to April and September to November when the risk of UV exposure is greatest.

Monthly Maximum UV Index for Santa Gertrudes, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Santa Gertrudes. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161613118671012131416
Data source: Statistical UV Index data for Santa Gertrudes, 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 Santa Gertrudes UV Index with Other Brazil Cities

The table above highlights how UV exposure in Santa Gertrudes 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.
Santa Gertrudes's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Santa Gertrudes161613118671012131416
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313