UV Index in Vallentuna, Sweden

Last updated: July 2, 2025

In Vallentuna, Sweden, staying aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels not only helps prevent painful sunburns but also plays a crucial role in long-term skin health and reducing the risk of skin cancer. With Vallentuna's Dfb climate, sun exposure can vary, but during the summer months, UV levels can reach as high as 7 around midday, presenting increased risks for those unprotected. Being informed about the UV Index allows you to enjoy the sunny days while taking the necessary precautions to keep your skin safe and healthy.

Hourly UV Index in Vallentuna

The UV Index rises steadily throughout the morning, starting at a mild 1 at 07:00 and reaching a peak of 7 by 13:00. During the midday hours, the index remains robust at 6, indicating the need for sun protection. As the afternoon progresses, the UV intensity gradually diminishes, dropping to 5 at 15:00 and further to 2 by 18:00, before settling back to 1 as the sun sets at 19:00. It's a day that emphasizes the importance of staying vigilant against UV exposure, particularly during the peak hours of 11:00 to 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
08:002low45 min
09:003moderate30 min
10:005moderate30 min
11:006high25 min
12:006high25 min
13:007high25 min
14:006high25 min
15:005moderate30 min
16:004moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Vallentuna

The UV Index experiences notable seasonal changes, peaking during the summer months. From January to February, UV levels remain low (Index 1-2), allowing for a safe burn time of 45 minutes. As spring approaches in March, the index rises to 3, indicating a moderate exposure risk with a reduced burn time of 30 minutes, which continues into April and May. By June and July, UV levels escalate to 7, categorized as high, and the burn time decreases to just 25 minutes, marking this as a high-risk period for sun exposure. The UV Index begins to decline in August (Index 5) and remains moderate until September (Index 4), before returning to low levels in October, November, and December (Index 1-2, with burn times of 45 minutes). Consequently, residents and visitors are advised to take extra precautions during the summer months, particularly from June to July, by seeking shade, wearing protective clothing, and applying sunscreen to prevent sunburn and skin damage.

Monthly Maximum UV Index for Vallentuna, Sweden

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Vallentuna. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Statistical UV Index data for Vallentuna, 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 Vallentuna UV Index with Other Sweden Cities

The table above highlights how UV exposure in Vallentuna compares to other major locations across Sweden. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Vallentuna's solar exposure compared to other cities in Sweden. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Vallentuna123457754211
Sollentuna UVI123457754211
Uppsala UVI123457754211
Stockholm UVI123457754211
Goeteborg UVI123567765211
Malmoe UVI123567765311