UV Index in Cachoeirinha, Brazil

Last updated: August 1, 2025

In Cachoeirinha, Brazil, being aware of the UV Index is essential for maintaining skin health and preventing sunburn. Understanding UV levels helps residents and visitors make informed decisions about sun protection, especially during the peak hours of exposure. With a Cfa climate, characterized by hot summers and moderate humidity, Cachoeirinha experiences varying UV risks throughout the day, peaking at 5 between noon and 1 PM. Staying informed about these levels can protect your skin and enhance your outdoor experiences in this vibrant locale.

Hourly UV Index in Cachoeirinha

The UV Index data reveals a dynamic daily cycle of sun exposure. Starting low at 07:00, with a reading of 0, the intensity gradually increases as the day progresses. By 10:00, it reaches a moderate level of 3, peaking at 12:00 and 13:00 with a high of 5. This is the perfect time for sunbathing or outdoor activities, but remember to apply sunscreen! The UV Index then begins to taper off, dropping to 4 by 14:00, and descending further to 1 by 16:00. As the day winds down, the levels fall back to 0 by 18:00 and remain there until 19:00. Stay informed and enjoy the sunshine safely!

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
13:006high25 min
14:005moderate30 min
15:003moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Cachoeirinha

Throughout the year, seasonal UV changes show extreme levels from January to March, with a UV Index peaking at 14 during these months and a rapid burn time of just 10 minutes. As spring progresses, April sees a decrease to a UV Index of 9, indicating a very high exposure category, with burn times extending to 15 minutes. By May, the UV Index drops to 6 (high), where residents can spend up to 25 minutes in the sun without burning. The summer months of June and July bring about a moderate UV Index of 4 and 5 respectively, allowing for 30 minutes of sun exposure before a burn occurs. However, from August to October, a rise to high and extreme levels returns, urging caution with burn times shrinking back down to 15-10 minutes in September and October. November and December again reflect extreme conditions, with Ultraviolet exposure remaining a concern. Visitors and residents are strongly advised to employ sun protection measures—such as wearing sunscreen, hats, and protective clothing—especially during the high-risk winter and early spring months, to minimize the risk of skin damage.

Monthly Maximum UV Index for Cachoeirinha, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Cachoeirinha. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec141312964579121414
Data source: Statistical UV Index data for Cachoeirinha, 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 Cachoeirinha UV Index with Other Brazil Cities

The table above highlights how UV exposure in Cachoeirinha 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.
Cachoeirinha's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Cachoeirinha141312964579121314
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313