UV Index in Gandu, Brazil

Last updated: June 2, 2025

In Gandu, Brazil, being aware of the UV Index is crucial for protecting your skin and overall health. With intense sun exposure common in this tropical climate, understanding UV levels can help prevent sunburn and long-term skin damage. During the peak hours, particularly between 10 AM and 2 PM, the UV Index can soar to a high of 9, highlighting the importance of taking precautions. By staying informed about local UV risks, residents and visitors can enjoy the beautiful sunshine while safeguarding their skin's health.

Hourly UV Index in Gandu

The UV Index throughout the day reveals a pronounced peak in sunlight intensity, especially between 11:00 AM and 1:00 PM, where it reaches a maximum of 9. This indicates the highest risk of harm from unprotected sun exposure during these hours. Starting from 8:00 AM, the index climbs steadily, highlighting the importance of sun safety measures as it reaches 5 at 9:00 AM and escalates to 7 by 10:00 AM. As the afternoon progresses, a noticeable decline occurs with values dropping to 5 at 2:00 PM and further falling to 3 by 3:00 PM, before tapering off to 1 by late afternoon. By 6:00 PM, the UV Index diminishes to 0, signifying safe conditions for outdoor activities. Remember to protect your skin during those peak hours!

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
09:005moderate30 min
10:007high25 min
11:009very high15 min
12:009very high15 min
13:008very high15 min
14:005moderate30 min
15:003moderate30 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Gandu

Throughout the year, the UV Index in this region remains notably high, particularly from January to April and again in October to December, where it reaches an extreme level of 15. During these months, the burn time is as brief as 10 minutes, posing a significant risk for sunburn and skin damage. In March and April, the index remains at 14 and 13, respectively, indicating a continued high risk. Although June and July see a slight dip to 9 and 10, the index remains categorized as very high, with a burn time of 15 minutes. Visitors and residents are strongly advised to take precautions during these high-risk months by wearing protective clothing, applying sunscreen regularly, and seeking shade when necessary, especially during peak sunlight hours.

Monthly Maximum UV Index for Gandu, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Gandu. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec15151413119101213151515
Data source: Statistical UV Index data for Gandu, 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 Gandu UV Index with Other Brazil Cities

The table above highlights how UV exposure in Gandu 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.
Gandu'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
Gandu15151413119101213151515
Fortaleza UVI141415151311111213131313