UV Index in Salto, Uruguay

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors in Salto, Uruguay, where sun exposure can significantly impact skin health. With the sun reaching its peak intensity around midday, being aware of UV levels helps in preventing sunburn and long-term skin damage. Salto's delightful Cfa climate presents a warm atmosphere, but it also means that UV rays can be particularly strong during the summer months. By staying informed about daily UV Index values, you can protect yourself and enjoy outdoor activities safely under the sun.

Hourly UV Index in Salto

The UV Index throughout the day reveals a dynamic pattern of solar intensity. Starting with a maximum of 0 at 7 AM, it gradually rises to a moderate 5 at 1 PM, where the sun shines its strongest. By 12 PM, the UV Index hits 4, prompting the need for sun protection. The intensity begins to taper off in the afternoon, dropping to 3 by 3 PM, and further decreasing to 1 by 5 PM. As twilight approaches, the UV Index settles back to 0 by 7 PM, signaling the end of the day's sun exposure. Plan accordingly, especially during those peak 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
07:000low45 min
08:001low45 min
09:002low45 min
10:003moderate30 min
11:005moderate30 min
12:006high25 min
13:006high25 min
14:005moderate30 min
15:004moderate30 min
16:002low45 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Salto

Throughout the year, UV Index levels exhibit significant seasonal variations, with the highest risk occurring during the winter months. From January to March, the UV Index remains extremely high, reaching a peak of 15 in January, where a mere 10 minutes of exposure can result in skin burns. This extreme risk continues into October and November, maintaining an index of 13 and 14 respectively, again allowing for only 10 minutes of safe exposure. As the seasons shift into spring and summer, the UV levels decrease, with April seeing a very high index of 8, and then moderating further to levels of 5 to 6 from May to August. September marks a return to very high levels at 9 before the winter extremes resume. Given this data, it is crucial for both visitors and residents to exercise caution, particularly during the high-risk months of January, February, March, October, and November. It is advisable to use sunscreen, wear protective clothing, and limit direct exposure during peak UV hours to minimize skin damage and health risks.

Monthly Maximum UV Index for Salto, Uruguay

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Salto. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec151312854569111314
Data source: Statistical UV Index data for Salto, 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 Salto UV Index with Other Uruguay Cities

The table above highlights how UV exposure in Salto 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.
Salto's solar exposure compared to other cities in Uruguay. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Las Piedras UVI141311753468101314
Montevideo UVI141311753468101314
Paysandu UVI151311854468111314
Salto151312854569111314
Rivera UVI151412954579121415