UV Index in Tres Passos, Brazil

Last updated: August 1, 2025

Understanding the UV Index in Tres Passos, Brazil is crucial for maintaining your skin health and preventing sunburn. As a region characterized by a Cfa climate, Tres Passos experiences varied UV exposure throughout the day, peaking at noon with a UV Index of 6—a level that can lead to skin damage if proper precautions are not taken. By staying informed about local UV levels, you can make better decisions about sun protection, ensuring you enjoy the beautiful Brazilian sun safely while minimizing the risk of harmful effects. Embrace the sun wisely and protect your skin!

Hourly UV Index in Tres Passos

The UV Index starts the day at a cool 0 by 7:00 AM, offering a gentle rise in sunlight exposure. As the hours unfold, it gradually climbs to a moderate 5 by 12:00 PM and reaches its peak of 6 at 1:00 PM, a time when sun safety is particularly essential. Afterward, the intensity wanes, dipping back down to 3 by 3:00 PM, offering a more manageable environment for outdoor activities. As the afternoon progresses into the evening, the UV Index retreats to 1 by 5:00 PM, settling back to 0 by 6:00 PM, signaling the end of the peak UV exposure for the day. It's a perfect reminder to enjoy the sun early while staying mindful of its intensity!

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
12:007high25 min
13:007high25 min
14:006high25 min
15:004moderate30 min
16:002low45 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Tres Passos

Over the course of the year, UV Index values show significant seasonal variation, with the highest levels occurring from January to March, where the UV Index ranges from 14 to 15, categorized as extreme, resulting in a quick burn time of just 10 minutes. The months of October and November also present high-risk conditions, maintaining an extreme exposure category. April marks a slight decline to a very high category at 10, while May through August see moderate to high values, with burn times extending from 25 to 30 minutes. As the year transitions into the cooler months, September sees an uptick to a very high category again. Residents and visitors should remain vigilant during the high-risk months of January, February, March, October, and November, taking precautions such as wearing sunscreen, protective clothing, and sunglasses, especially during peak sun hours, to avoid harmful UV exposure.

Monthly Maximum UV Index for Tres Passos, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Tres Passos. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec15141310656710131414
Data source: Statistical UV Index data for Tres Passos, 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 Tres Passos UV Index with Other Brazil Cities

The table above highlights how UV exposure in Tres Passos 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.
Tres Passos's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Tres Passos15141310656710131414
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313