UV Index in Gruta, Poland

Last updated: August 1, 2025

Awareness of the UV Index is crucial for residents of Gruta, Poland, where understanding UV levels can help you protect your skin and prevent sunburns. With typical summer days in this Cfb climate zone exposing you to varying UV risks, knowing when to seek shade is essential for maintaining skin health. From the morning's mild index of 1 to a peak of 8 in the early afternoon, staying informed can make all the difference in your daily outdoor activities. Embrace the sun wisely and safeguard your skin against its harmful effects!

Hourly UV Index in Gruta

The UV Index throughout the day showcases a significant peak in midday sun intensity. Starting from 1 at 07:00, it climbs steadily, reaching 4 by 09:00. The real surge occurs between 10:00 and 13:00, with the index hitting a high of 8 at 13:00—the sun is at its strongest then! As the afternoon progresses, the UV levels begin to taper off: 7 at 14:00, 6 at 15:00, and dropping to 3 by 17:00. Eventually, the index declines to a gentle 1 by 19:00, signaling a safe return to outdoor activities as the day winds down. Stay protected 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
07:001low45 min
08:002low45 min
09:003moderate30 min
10:004moderate30 min
11:006high25 min
12:006high25 min
13:006high25 min
14:006high25 min
15:005moderate30 min
16:003moderate30 min
17:002low45 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Gruta

Throughout the year, UV levels vary significantly, with key seasonal changes impacting exposure risks. From January to February, the UV Index remains low (1-2), allowing for safe outdoor activities with a burn time of 45 minutes. As spring approaches in March and April, the index rises to moderate levels (4-5), reducing burn times to 30 minutes, emphasizing the need for sunscreen. The summer months of May through July bring the highest UV Index, peaking at 8, classified as very high, leading to a rapid burn time of just 15 minutes. August sees a slight decrease to high levels (6), with 25 minutes before burning occurs, followed by a return to moderate levels in September and October. By November and December, UV exposure risks lower again to low levels (1-2), allowing for extended outdoor time without significant risk. To ensure safety, visitors and residents should be especially cautious from May to July, applying adequate sun protection measures during these high-risk months.

Monthly Maximum UV Index for Gruta, Poland

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Gruta. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec124568865321
Data source: Statistical UV Index data for Gruta, 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 Gruta UV Index with Other Poland Cities

The table above highlights how UV exposure in Gruta compares to other major locations across Poland. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Gruta's solar exposure compared to other cities in Poland. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Gruta124568865321
Warsaw UVI124568875321
Poznan UVI124578876321
Lodz UVI124578876321
Wroclaw UVI124578876321
Krakow UVI224678876421