UV Index in Tartu, Estonia

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors of Tartu, Estonia, as it plays a significant role in protecting skin health. With the potential for harmful UV radiation during the sunnier months, being aware of UV levels can help prevent sunburn and long-term skin damage. Tartu's Dfb climate means that summers can bring higher UV exposure, particularly during midday when the index peaks at 7. By knowing the UV index, you can enjoy the outdoors safely while taking the necessary precautions to guard against harmful effects of sun exposure. Stay informed and protect your skin!

Hourly UV Index in Tartu

The UV Index for the day reveals a progressively intense sun! Early risers will notice a mild Index of 1 at 7:00 AM, gradually climbing to a moderate 4 by 10:00 AM. The peak occurs between 1:00 PM and 2:00 PM, where it reaches a height of 7, signaling the need for sun protection. By the time we reach the late afternoon, the index begins to fade, dropping to a 5 at 4:00 PM and continuing to decline, finally returning to a gentle level of 1 by 7:00 PM. As the day progresses, it's essential to stay mindful of the UV intensity—plan your outdoor activities accordingly!

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
13:007high25 min
14:007high25 min
15:006high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Tartu

The UV Index experiences notable seasonal fluctuations, peaking during the summer months. From January to February, the index remains low (1-2), allowing for a burn time of 45 minutes without substantial risk. As spring arrives in March and April, the index rises to a moderate level (3-4), decreasing the burn time to 30 minutes. The summer months of June and July are particularly high-risk, with UV levels reaching 7; it’s crucial for visitors and residents to limit sun exposure to just 25 minutes during this time. August sees a slight decrease to 6, but caution remains essential. As fall approaches, the index drops back to moderate (4 in September) and again to low levels (2-1) from October to December, allowing for longer safe exposure times of 45 minutes. Visitors and residents are strongly advised to protect themselves during high-risk months (June to August) with proper clothing, sunscreen, and shade, while maintaining awareness of changing UV levels throughout the year.

Monthly Maximum UV Index for Tartu, Estonia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Tartu. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec123457764211
Data source: Statistical UV Index data for Tartu, 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 Tartu UV Index with Other Estonia Cities

The table above highlights how UV exposure in Tartu compares to other major locations across Estonia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Tartu's solar exposure compared to other cities in Estonia. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Tallinn UVI113457754211
Kohtla-Jaerve UVI113457764211
Narva UVI123457764211
Paernu UVI123457764211
Tartu123457764211