UV Index in Feijo, Brazil

Last updated: June 2, 2025

Understanding the UV Index is essential for residents of Feijó, Brazil, where exposure to harmful ultraviolet rays can pose significant risks to skin health. With tropical weather typical of the region, the UV levels can spike dramatically during midday hours, peaking at 10 between 11:00 AM and 12:00 PM. Being aware of these fluctuations is crucial for sunburn prevention, helping you protect your skin and enjoy the beautiful outdoors safely. By staying informed about the UV Index, you can make better choices regarding sun protection and health.

Hourly UV Index in Feijo

The UV Index shows a dynamic pattern throughout the day, peaking sharply around midday. Starting from a gentle 1 at 07:00, the UV exposure begins to rise, hitting 3 by 08:00. The real intensity kicks in at 09:00, where it reaches 6, and then surges to a striking 8 by 10:00. The index escalates further, reaching its pinnacle at 10 from 11:00 to 12:00. As the afternoon progresses, there's a gradual decline, dropping to 9 at 13:00 and tapering off to 6 by 14:00. By 15:00, the UV Index falls to 3, and it continues its descent, dropping back down to 1 by 16:00 and beyond. As the day winds down, the levels decrease significantly, reaching 0 after 18:00, indicating a safe period for outdoor activities without considerable sun exposure. 🌞

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
08:003moderate30 min
09:006high25 min
10:008very high15 min
11:0010very high15 min
12:0010very high15 min
13:009very high15 min
14:006high25 min
15:003moderate30 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Feijo

Throughout the year, UV Index levels exhibit significant seasonal changes, with the most extreme readings occurring from January to April, where the UV Index consistently reaches values of 15 to 16 and a burn time of only 10 minutes. High-risk months for UV exposure are therefore from January to April, followed by July to November, where the index remains at 15 or lower but can still pose a threat. May sees a slight drop to 12, classified as very high, increasing burn time to 15 minutes, while June marks a transition into a slightly lower risk category, maintaining a UV index of 10. As a precaution, both visitors and residents should exercise careful sun safety practices throughout the year, especially during peak months, by wearing protective clothing, applying sunscreen regularly, and seeking shade during peak hours.

Monthly Maximum UV Index for Feijo, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Feijo. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec151616151210111112141515
Data source: Statistical UV Index data for Feijo, 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 Feijo UV Index with Other Brazil Cities

The table above highlights how UV exposure in Feijo 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.
Feijo'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
Fortaleza UVI141415151311111213131313
Feijo151616151210111112141515