UV Index in Sao Carlos, Brazil

Last updated: June 2, 2025

Understanding the UV Index is essential for residents and visitors in Sao Carlos, Brazil, where the climate can lead to high sun exposure risks. Knowledge of UV levels not only aids in preventing sunburn but also plays a crucial role in maintaining long-term skin health. With typical midday UV readings reaching up to 7, it’s important to be aware of peak sunlight hours and take necessary precautions. The warm, tropical climate of Sao Carlos can intensify these UV levels, making it vital for everyone to stay informed and safeguard their skin against harmful rays.

Hourly UV Index in Sao Carlos

The UV Index data for the day reveals a notable peak around noon, reaching a maximum of 7, indicating a high level of sun exposure. The morning begins with a mild index, starting at 1 at 07:00 and 08:00. By 09:00, it rises to 2, slowly climbing to 4 by 10:00. The intensity escalates significantly by 11:00 and hits its zenith at 12:00. After that, the UV levels gradually decline, dropping to 6 at 13:00 and 5 at 14:00, before falling to 3 by 15:00. As the evening approaches, the UV Index decreases rapidly, returning to 1 by 16:00 and reaching 0 by 18:00, signaling an end to the sun's harmful rays for the day. Remember to stay protected 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
09:002low45 min
10:004moderate30 min
11:006high25 min
12:007high25 min
13:006high25 min
14:005moderate30 min
15:003moderate30 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Sao Carlos

Throughout the year, the UV Index experiences notable fluctuations, with extreme levels prevalent during the winter months and early spring. The highest risk for UV exposure occurs from January to April, where the UV Index consistently reaches between 15 and 16, demanding a burn time of merely 10 minutes. As we transition into the summer, the index dips slightly to a very high level in May through July, with burn times extending to 15 and 25 minutes. A resurgence of extreme levels occurs again in September, October, and November, reiterating the importance of vigilance toward UV exposure year-round. Residents and visitors are strongly advised to take protective measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during these high-risk months.

Monthly Maximum UV Index for Sao Carlos, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Sao Carlos. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161613118781012131416
Data source: Statistical UV Index data for Sao Carlos, 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 Sao Carlos UV Index with Other Brazil Cities

The table above highlights how UV exposure in Sao Carlos 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.
Sao Carlos's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Sao Carlos151613118781012131416
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313