UV Index in Criciuma, Brazil

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Criciúma, Brazil, where the subtropical climate can expose individuals to varying levels of ultraviolet radiation throughout the day. Knowledge of UV levels is essential as it plays a significant role in preventing sunburn and maintaining overall skin health. With peak UV exposure typically occurring between 10 AM and 2 PM, when indices can reach up to a 5, being proactive about sun safety is vital. As Criciúma's climate allows for ample sunshine, awareness of the UV Index helps safeguard against potential skin damage while enjoying the beautifully warm days.

Hourly UV Index in Criciuma

As the sun rises, the UV Index begins at a low 1 at 7:00 AM, indicating minimal sun exposure risk. By 9:00 AM, it climbs to 2, suggesting it's time to start thinking about sun protection. The intensity peaks at 12:00 PM and 1:00 PM, reaching a high of 5, at which point it's crucial to apply sunscreen and seek shade. As the afternoon progresses, the index gently declines to 4 by 2:00 PM and further down to 2 by 3:00 PM. By 5:00 PM, the risk decreases significantly to 1, before tapering off to 0 after 6:00 PM, signaling a safe window for evening activities. Be mindful of the sun’s strength during the 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
09:002low45 min
10:003moderate30 min
11:004moderate30 min
12:005moderate30 min
13:005moderate30 min
14:004moderate30 min
15:002low45 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Criciuma

Throughout the year, UV levels display significant seasonal changes, peaking during the winter months and again in the spring. January, February, March, October, November, and December all register extreme UV indexes at 14, necessitating a mere 10 minutes of exposure before risking burns. April also presents a very high risk (UV Index 10) with a burn time of 15 minutes, while August falls into the high category (UV Index 7) with a 25-minute burn time. May and September are notable for having high and very high UV levels, respectively, while June and July offer moderate exposure conditions (UV Index 5). Visitors and residents should prioritize sunscreen application, wear protective clothing, and limit sun exposure during high-risk months—particularly from January to March and in October to November—to reduce the risk of skin damage.

Monthly Maximum UV Index for Criciuma, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Criciuma. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec14131210655710121414
Data source: Statistical UV Index data for Criciuma, 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 Criciuma UV Index with Other Brazil Cities

The table above highlights how UV exposure in Criciuma 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.
Criciuma's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Criciuma14141210655710121414
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313