UV Index in Altinopolis, Brazil

Last updated: June 2, 2025

Understanding the UV Index in Altinopolis, Brazil is crucial for safeguarding your skin and overall health. With its Cwa climate characterized by significant sun exposure, residents and visitors alike need to be aware of the daily fluctuations in UV levels. High UV ratings, which peak at 7 during midday, highlight the importance of sunburn prevention measures to enjoy the outdoors safely. By staying informed about UV risks, you can protect your skin from damage and ensure a healthier, more enjoyable experience under the Brazilian sun.

Hourly UV Index in Altinopolis

The UV Index for the day reveals a significant shift as the sun rises. Starting at a low 1 at 07:00 and 08:00, the intensity gradually ramps up, peaking at 7 during 12:00 and 13:00—prime time to protect your skin! As the afternoon progresses, it dips to 5 by 14:00, then descends further to 3 at 15:00. The latter part of the day sees a decline in UV exposure, returning to 1 by 16:00 and eventually dropping to 0 by 18:00 and 19:00. Be mindful of the midday sun; it's wise to wear sunscreen and seek shade when the UV Index 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
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:006high25 min
12:007high25 min
13:007high25 min
14:005moderate30 min
15:003moderate30 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Altinopolis

During the year, the UV Index fluctuates significantly, with the highest levels occurring in the winter and early spring months. Notably, January, February, and March exhibit an extreme UV Index of 16, necessitating a burn time of just 10 minutes for unprotected skin. Following this, April sees a slight decrease with an index of 12. The risk remains very high in May and July, with indices of 9 and 8, respectively. However, August also maintains a very high risk at 10, while September returns to an extreme level of 12. Consequently, October and November see an extreme index of 14, before winter resumes with December's extreme 16. Visitors and residents should exercise extreme caution and take appropriate sun protection measures, especially from January through April and again in September to November, as these are high-risk months for UV exposure. Always wear sunscreen, hats, and protective clothing, and limit sun exposure during peak hours to safeguard against skin damage.

Monthly Maximum UV Index for Altinopolis, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Altinopolis. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161613129781012141516
Data source: Statistical UV Index data for Altinopolis, 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 Altinopolis UV Index with Other Brazil Cities

The table above highlights how UV exposure in Altinopolis 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.
Altinopolis'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
Altinopolis161613129781012141416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313