UV Index in Las Piedras, Uruguay

Last updated: August 1, 2025

Understanding the UV Index is essential for residents of Las Piedras, Uruguay, where the climate offers warm summers and mild winters, resulting in varying UV exposure throughout the year. By keeping an eye on UV levels, you can effectively prevent sunburn and protect your skin health. With UV Index readings peaking at 4 during midday hours, it’s crucial to be aware of these levels to enjoy the sun safely and minimize risks associated with overexposure. Being informed empowers you to take necessary precautions, ensuring your outdoor activities in this vibrant community remain both fun and safe.

Hourly UV Index in Las Piedras

The UV Index throughout the day reveals a dynamic pattern of sun intensity. In the morning, it starts off low, peaking at 1 by 09:00. As the sun climbs higher, we see a steady increase with the index reaching 3 by 11:00. The highest point occurs from 12:00 to 13:00, where the UV Index hits a robust 4, indicating a need for sun protection during those hours. Following this peak, the index gradually declines, returning to 2 at 15:00, and then dropping back down to 0 by 18:00, marking the end of significant UV exposure for the day. Plan your outdoor activities accordingly to stay safe under the sun!

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
07:000low45 min
08:001low45 min
09:002low45 min
10:003moderate30 min
11:004moderate30 min
12:005moderate30 min
13:006high25 min
14:005moderate30 min
15:003moderate30 min
16:002low45 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Las Piedras

The UV Index indicates significant seasonal variations in UV radiation exposure, with the highest values occurring from January to March, where levels reach an extreme category (UV Index 14-11) and a rapid burn time of just 10 minutes. The months of November and December also present similar risks, returning to extreme levels (UV Index 13-14). In contrast, April and August are categorized as high (UV Index 7 and 6), allowing for slightly longer burn times of 25 minutes, whereas May, June, and July are moderate (UV Index 5-3), providing more leeway for safe exposure (30 minutes). As September and October shift to very high (UV Index 8-10), burn times decrease again to 15 minutes. Residents and visitors are advised to prioritize sun safety during high-risk months—especially from January through March and November—by wearing sunscreen, protective clothing, and seeking shade to minimize potential skin damage.

Monthly Maximum UV Index for Las Piedras, Uruguay

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Las Piedras. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec141311753468101314
Data source: Statistical UV Index data for Las Piedras, 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 Las Piedras UV Index with Other Uruguay Cities

The table above highlights how UV exposure in Las Piedras 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.
Las Piedras's solar exposure compared to other cities in Uruguay. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Las Piedras141311753468101314
Montevideo UVI141311753468101314
Paysandu UVI151311854468111314
Salto UVI151312854569111314
Rivera UVI151412954579121415