UV Index in Santo Antonio de Posse, Brazil

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Santo Antonio de Posse, Brazil, where the climate is fondly characterized by its warm and humid conditions. As the sun climbs high, particularly between 10:00 AM and 2:00 PM, UV levels can soar, reaching a peak rating of 7—indicating a high risk of harm from unprotected sun exposure. Being aware of these levels is vital not only for preventing painful sunburns but also for safeguarding long-term skin health. With typical UV exposure risks in this Cfa climate, staying informed about the daily UV Index will empower you to enjoy the sunshine responsibly and safely.

Hourly UV Index in Santo Antonio de Posse

As the sun rises, the UV Index remains low at 1 from 07:00 to 08:00, making it a perfect time for early risers. However, by 09:00, the index climbs to 3, signaling that afternoon activities should be planned cautiously. The peak intensity occurs between 11:00 and 13:00, reaching a maximum of 7, suggesting that sun protection is essential during these hours. Afternoon hours witness a gradual decline as the index dips to 5 at 14:00, followed by a further decrease to 3 by 15:00. As the day winds down, the UV exposure diminishes significantly to 2 at 16:00 and drops to 1 by 17:00, before falling to 0 by 18:00, signaling a safe end to sun exposure for the day. Stay savvy and protect your skin, especially 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
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:007high25 min
12:007high25 min
13:007high25 min
14:005moderate30 min
15:003moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Santo Antonio de Posse

Throughout the year, UV Index levels exhibit significant seasonal variation, with the highest risks occurring from January to April and again in September to November, when the index remains in the extreme category. January, February, and December consistently peak at 16, indicating a 10-minute burn time for unprotected skin. In contrast, May to July shows a decrease to a maximum of 8, categorized as very high to high, with slightly longer burn times of up to 25 minutes. As UV levels climb again in August and October, it remains essential for both visitors and residents to take precautions. Always ensure proper sun protection by wearing sunscreen, hats, and protective clothing, particularly during these high-risk months to avoid skin damage. Remember, even on cloudy days, UV radiation can be harmful, so stay vigilant year-round.

Monthly Maximum UV Index for Santo Antonio de Posse, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Santo Antonio de Posse. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161613118671011131416
Data source: Statistical UV Index data for Santo Antonio de Posse, 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 Santo Antonio de Posse UV Index with Other Brazil Cities

The table above highlights how UV exposure in Santo Antonio de Posse 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.
Santo Antonio de Posse's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Santo Antonio de Posse161613118671011131416
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313