UV Index in Celorico de Basto, Portugal

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors of Celorico de Basto, Portugal, as it plays a vital role in promoting skin health and preventing harmful sunburn. With a Mediterranean climate characterized by warm summers, the potential for high UV levels, especially around midday, poses risks that everyone should be aware of. During peak hours, from 12 PM to 2 PM, the UV Index can soar to a striking 10, indicating a very high risk of harm from unprotected sun exposure. By staying informed about UV levels, you can take proactive steps to protect yourself and enjoy the sunny beauty of Celorico de Basto safely.

Hourly UV Index in Celorico de Basto

The UV Index throughout the day presents a clear narrative of rising intensity, peaking in the afternoon. Starting at 1 by 07:00, the UV levels gradually ascend, reaching 5 by 10:00. By 11:00, the index climbs to 7, and it soars to a striking 10 at 13:00—the optimal time for sun precautions. The intensity slightly wanes thereafter, dropping to 9 at 14:00 and continuing down to 4 by 17:00. As evening approaches, the UV Index dwindles to 1 by 19:00, signaling a return to safer levels. This data underscores the importance of sun safety measures during peak hours, particularly between 11:00 and 14:00.

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
09:003moderate30 min
10:005moderate30 min
11:007high25 min
12:009very high15 min
13:0010very high15 min
14:009very high15 min
15:008very high15 min
16:006high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Celorico de Basto

The UV Index shows significant seasonal changes, with high-risk months occurring from April to September. During this period, the UV Index reaches extreme levels in June (11) and very high levels in April, May, July, August, and September (ranging from 9 to 10), resulting in burn times as short as 10 to 15 minutes. Conversely, the winter months of January and December experience low levels (UV Index 2) with longer burn times of 45 minutes. To protect yourself during peak UV months, it is essential for visitors and residents alike to limit sun exposure during the hours of highest intensity, wear protective clothing, and apply broad-spectrum sunscreen regularly to minimize the risk of sunburn and skin damage.

Monthly Maximum UV Index for Celorico de Basto, Portugal

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Celorico de Basto. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec346910111098642
Data source: Statistical UV Index data for Celorico de Basto, 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 Celorico de Basto UV Index with Other Portugal Cities

The table above highlights how UV exposure in Celorico de Basto compares to other major locations across Portugal. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Celorico de Basto's solar exposure compared to other cities in Portugal. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Braga UVI24689111098642
Porto UVI24689111098642
Celorico de Basto24699111098642
Amadora UVI356910111098643
Lisbon UVI356910111098643
Setubal UVI356910111098643