UV Index in Santa Rosa de Viterbo, Brazil

Last updated: June 2, 2025

Understanding the UV Index in Santa Rosa de Viterbo, Brazil is essential for promoting skin health and preventing sunburn. With the region's Cwa climate offering bright, sunny days, awareness of the UV levels—especially during peak hours—can significantly reduce your risk of harmful exposure. During midday, the UV Index can soar to 7, signaling a high potential for skin damage, making it crucial for residents and visitors alike to take protective measures. Stay informed, stay protected, and enjoy the sun safely in this beautiful location!

Hourly UV Index in Santa Rosa de Viterbo

The UV Index data for the day reveals a dynamic pattern of sun exposure. Starting off at a low level, both 7:00 AM and 8:00 AM maintain a mere index of 1, indicating minimal UV radiation. As the sun climbs higher, 9:00 AM sees the index rise to 3, gradually peaking at 12:00 PM with an intense 7, suggesting it's time for sun protection. The afternoon hours show a slight decline, with 1:00 PM and 2:00 PM still holding strong at 6 and 5 respectively. As the day winds down, the index drops sharply after 3:00 PM, falling back to a 1 by 4:00 PM and eventually reaching 0 by 6:00 PM, marking a safe return from the sun's harsh rays. It's a reminder of the importance of sun safety during those midday 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
10:004moderate30 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 Santa Rosa de Viterbo

The UV Index demonstrates notable seasonal fluctuations, indicating that January through April poses a high-risk period for sun exposure, with an extreme rating of 16-13, and a very short burn time of just 10 minutes. Visitors and residents should be particularly cautious during these months, as well as in September to November, which also show extreme UV levels with a burn time of 10 minutes. In contrast, May through August presents a very high risk with slightly longer burn times of 15-25 minutes, peaking in July. As such, regardless of the season, it is crucial to apply sunscreen diligently, wear protective clothing, and limit sun exposure, especially during midday hours, to safeguard against skin damage and other UV-related health issues.

Monthly Maximum UV Index for Santa Rosa de Viterbo, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Santa Rosa de Viterbo. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161613118781012141416
Data source: Statistical UV Index data for Santa Rosa de Viterbo, 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 Rosa de Viterbo UV Index with Other Brazil Cities

The table above highlights how UV exposure in Santa Rosa de Viterbo 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 Rosa de Viterbo's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Santa Rosa de Viterbo161613118781012131416
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313