UV Index in Posio, Finland

Last updated: June 2, 2025

In Posio, Finland, staying informed about the UV Index is crucial for safeguarding your skin while enjoying the great outdoors. Understanding UV levels can play a significant role in preventing sunburn and maintaining overall skin health. With Posio's subarctic climate, residents and visitors are often exposed to varying UV levels, particularly during the summer months when they can rise as high as 6 around midday. By keeping an eye on the UV Index, you can take essential precautions, ensuring that your time spent basking in the beautiful Finnish landscapes is both enjoyable and safe.

Hourly UV Index in Posio

The UV Index throughout the day presents a clear peak in intensity, rising steadily from a gentle 1 at 07:00 to an assertive maximum of 6 between 12:00 and 14:00. This midday surge emphasizes the importance of sun protection, as the index then gracefully descends back to 1 by 19:00. From 08:00 to 11:00, values increase moderately, showcasing an inviting morning glow, while midday hours certainly warrant caution as the sun reaches its zenith. After 15:00, a gradual decline signals a retreat of UV intensity, allowing a more relaxed late afternoon. Armed with this timely information, outdoor enthusiasts can plan their activities with sun safety in mind!

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
11:005moderate30 min
12:006high25 min
13:006high25 min
14:006high25 min
15:005moderate30 min
16:004moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Posio

Throughout the year, UV Index values exhibit notable seasonal changes, indicating varying levels of sun exposure risk. January through March sees a low UV Index (1-2), where the risk of harm from unprotected sun exposure remains minimal, allowing for a burn time of 45 minutes. April and May usher in a moderate UV Index (3-5), increasing risk with recommended protection measures; burn time decreases to 30 minutes. The high-risk months of June and July peak at a UV Index of 6, necessitating strict sun safety practices due to a reduced burn time of just 25 minutes. As summer transitions to fall, the UV Index gradually lowers from 4 in August to 3 in September and back to 2 in October, where sun exposure risk diminishes again to profile low levels (1-2) in November and December. Residents and visitors should exercise caution during the higher UV Index months, particularly in late spring and summer, by wearing protective clothing, applying sunscreen regularly, and seeking shade during peak sunlight hours.

Monthly Maximum UV Index for Posio, Finland

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Posio. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec112356643111
Data source: Statistical UV Index data for Posio, 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 Posio UV Index with Other Finland Cities

The table above highlights how UV exposure in Posio compares to other major locations across Finland. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Posio's solar exposure compared to other cities in Finland. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Posio112356643211
Tampere UVI113456653211
Vantaa UVI113457754211
Espoo UVI113457754211
Helsinki UVI113457754211
Turku UVI123457754211