UV Index in Zilina, Slovakia

Last updated: June 2, 2025

Understanding the UV Index in Zilina, Slovakia is essential for maintaining skin health and preventing sunburn. With peak UV levels reaching a high of 9 during midday hours, it's crucial to stay informed about daily UV exposure to protect against the harmful effects of the sun. Zilina's Dfb climate, characterized by warm summers and varying weather conditions, can lead to intense UV rays, particularly in the summer months. By keeping an eye on the UV Index, you can enjoy the sun safely while safeguarding your skin against damage!

Hourly UV Index in Zilina

As the sun rises, the UV Index begins its ascent, peaking at 9 from noon to 1 PM—the most intense hours for sun exposure. Starting from a low of 1 at 7 AM, it gradually climbs to 3 by 8 AM, reaching 6 by 10 AM. The UV rays intensify further, hitting 8 at 11 AM before maxing out at 9 from 12 PM to 1 PM. As the afternoon progresses, the index decreases, dropping to 6 at 3 PM, then gently rolling off to 5 at 4 PM and tapering down to 1 by 7 PM. This day reflects a typical pattern, highlighting the importance of sun protection 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
08:003moderate30 min
09:004moderate30 min
10:006high25 min
11:008very high15 min
12:009very high15 min
13:009very high15 min
14:008very high15 min
15:006high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Zilina

Throughout the year, UV Index levels demonstrate significant seasonal variations, impacting sun exposure safety. The high-risk months for UV exposure are from April to August, with the highest readings occurring in June and July, where the UV Index reaches 9, classified as very high, and resulting in a burn time of just 15 minutes. As spring transitions to summer, caution is advised; during these months, it’s essential for both visitors and residents to take protective measures such as wearing sunscreen, protective clothing, and seeking shade when outdoors. Conversely, the months of January, November, and December feature low UV levels, making sun protection less critical. However, as the UV Index increases from February through March, awareness of sun safety should gradually rise, particularly as activities in outdoor settings become more frequent.

Monthly Maximum UV Index for Zilina, Slovakia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Zilina. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235679986421
Data source: Statistical UV Index data for Zilina, 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 Zilina UV Index with Other Slovakia Cities

The table above highlights how UV exposure in Zilina compares to other major locations across Slovakia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Zilina's solar exposure compared to other cities in Slovakia. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Presov UVI235678876421
Kosice UVI235678876421
Bratislava UVI235688876421
Nitra UVI235689886421
Zilina235679986421