UV Index in Santa Terezinha, Brazil

Last updated: July 2, 2025

In Santa Terezinha, Brazil, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps you take the necessary precautions to prevent sunburn and reduce long-term skin damage, especially given the region's tropical climate where UV exposure can spike dramatically. With peak UV Index values soaring to 10 around midday, residents and visitors must be vigilant, ensuring they leverage proper sun protection strategies during the highest-risk hours. Enjoying the beautiful sun should always come with a commitment to skin safety!

Hourly UV Index in Santa Terezinha

As the sun rises, the UV Index remains low at 1 from 07:00 to 09:00, ideal for early morning outdoor activities. However, as the clock strikes 10:00, it escalates dramatically to 6, urging caution for midday sun exposure. The peak intensity occurs between 12:00 and 13:00, where the UV Index soars to its maximum at 10, signaling a high risk for harm from unprotected sun exposure. As the afternoon unfolds, the index gradually declines, dropping to 8 at 14:00 and tapering down to 5 by 15:00. Finally, by 17:00, it dips back to 1, and by 19:00, it settles at 0, signaling the safe return of evening shadows. Be mindful of sun safety during those critical 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
10:006high25 min
11:009very high15 min
12:0010very high15 min
13:0010very high15 min
14:008very high15 min
15:005moderate30 min
16:003moderate30 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Santa Terezinha

The UV Index exhibits significant seasonal changes, remaining alarmingly high throughout the year. From January to April, the UV Index is consistently at 15, categorized as extreme, with a burn time of just 10 minutes. In May and August, it reduces slightly to 12 and 11, still marked as extreme. June and July see a minor decrease to 10, categorized as very high, allowing for a slightly longer burn time of 15 minutes. However, as autumn approaches, the UV Index creeps back up to 14 in October and remains at 15 in November and December, suggesting high-risk months continue throughout the year. Residents and visitors should exercise extreme caution during these periods by seeking shade, wearing protective clothing, and applying sunscreen frequently to prevent skin damage.

Monthly Maximum UV Index for Santa Terezinha, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Santa Terezinha. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec151515131110101112141515
Data source: Statistical UV Index data for Santa Terezinha, 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 Santa Terezinha UV Index with Other Brazil Cities

The table above highlights how UV exposure in Santa Terezinha 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.
Santa Terezinha'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
Salvador UVI1414141310991212151514
Santa Terezinha151515131210101112141515
Fortaleza UVI141415151311111213131313