UV Index in Rivera, Uruguay

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents of Rivera, Uruguay, where the subtropical climate can expose you to varying levels of ultraviolet radiation throughout the day. Proper awareness of UV levels not only aids in preventing sunburn but also plays a significant role in maintaining long-term skin health. With peak UV values reaching up to 5 around midday, residents should remain vigilant, especially during the summer months when sun exposure risks are higher. By staying informed about the UV Index, you can better protect yourself and enjoy the beautiful outdoors—safely!

Hourly UV Index in Rivera

At dawn, the UV Index starts at 0 at 07:00, offering a safe environment for morning activities. By 08:00 and 09:00, it creeps up to 1, indicating that while the sun is rising, precautions are still minimal. As the day progresses, the sun intensifies—hitting 2 by 10:00 and surging to 5 at both 12:00 and 13:00, the peak hours for UV exposure. It’s the perfect time to apply sunscreen and seek shade if needed. The intensity begins to wane in the afternoon, dropping to 4 at 14:00 and gradually descending to 3 by 15:00. As the sun sets, the UV Index falls back to 1 at 17:00, and finally returns to 0 by 18:00 and 19:00, signaling the end of a day marked by fluctuating UV levels that necessitate careful planning for sun exposure.

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
11:005moderate30 min
12:006high25 min
13:007high25 min
14:006high25 min
15:004moderate30 min
16:002low45 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Rivera

Throughout the year, UV exposure shows notable seasonal variations, with high-risk months primarily occurring from January to March and October to December, where the UV Index often reaches extreme levels of 14 to 15. In these months, the recommended burn time is as brief as 10 minutes, emphasizing the need for diligent sun protection. Conversely, from April to July, while the UV Index decreases to moderate levels, it still remains high in August. Visitors and residents are strongly advised to take precautionary measures during all months, particularly during high-risk periods, by seeking shade, wearing protective clothing, and applying sunscreen frequently. Stay safe and enjoy the sun responsibly!

Monthly Maximum UV Index for Rivera, Uruguay

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Rivera. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec151412954579121415
Data source: Statistical UV Index data for Rivera, 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 Rivera UV Index with Other Uruguay Cities

The table above highlights how UV exposure in Rivera compares to other major locations across Uruguay. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Rivera's solar exposure compared to other cities in Uruguay. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Las Piedras UVI141311753468101314
Montevideo UVI141311753468101314
Paysandu UVI151311854468111314
Salto UVI151312854569111314
Rivera151412954579121415