UV Index in Sastre, Argentina

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Sastre, Argentina, as it provides valuable information to help protect your skin from harmful ultraviolet rays. With UV levels peaking between 11 AM and 3 PM at a maximum of 4, it's essential to be mindful of sun exposure to prevent sunburn and promote overall skin health. Nestled in a Cfa climate zone, Sastre experiences distinct seasonal variations that can influence UV exposure, making it vital for locals to remain informed about daily UV levels for safe sun practices.

Hourly UV Index in Sastre

At dawn, the UV Index remains nonexistent until 8:00 AM, when it registers a low 1, gradually climbing as the day unfolds. By 10:00 AM, it reaches 2, and as the sun reaches its zenith at 12:00 PM, the index peaks at a moderate 4. This peak is maintained until 2:00 PM, where the sun’s intensity persists, before gradually tapering off in the afternoon. At 3:00 PM, the UV Index drops back down to 3, continuing its decline to 1 by 5:00 PM, and ultimately settling back to 0 by 6:00 PM. As evening approaches, the UV radiation fades, highlighting the importance of sun protection during those midday hours when it’s most potent.

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

Monthly UV Index Trends in Sastre

The UV Index exhibits significant seasonal fluctuations, with extreme levels in the winter months of January (14), February (13), March (12), and the latter part of the year, including October (11), November (14), and December (14), where the burn time is a mere 10 minutes. High-risk months for UV exposure notably include January, February, March, October, and November, all categorized as extreme risk. As we transition into spring and summer, the UV Index decreases slightly, with April at 8 (very high) and May at 6 (high), while UV levels remain moderate in June and July (4 and 5, respectively). By late summer and early fall, September experiences a spike back to 9 (very high). Visitors and residents should take precautionary measures during high-risk months by wearing protective clothing, applying sunscreen regularly, and limiting sun exposure during peak hours to safeguard against harmful UV radiation.

Monthly Maximum UV Index for Sastre, Argentina

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Sastre. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec141312864569111414
Data source: Statistical UV Index data for Sastre, 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 Sastre UV Index with Other Argentina Cities

The table above highlights how UV exposure in Sastre compares to other major locations across Argentina. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Sastre's solar exposure compared to other cities in Argentina. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Buenos Aires UVI141311754468101314
Rosario UVI141311854468111314
Sastre141312864569111414
Mendoza UVI151412864569121415
Cordoba UVI151312964579121415
San Miguel de Tucuman UVI15141310756710131515