UV Index in Siglufjoerdur, Iceland

Last updated: June 2, 2025

In Siglufjoerdur, Iceland, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding daily UV levels can help you prevent sunburn and reduce the long-term risks of skin damage, even in a region known for its cooler climate and captivating landscapes. With a subarctic climate (ET), Siglufjoerdur might seem like a low-risk zone, but during peak hours, especially around midday, UV exposure can reach levels as high as 6. This means even on overcast days, it’s important to stay informed and take protective measures to enjoy the stunning scenery without compromising your skin health.

Hourly UV Index in Siglufjoerdur

The UV Index throughout the day showcases a distinct pattern, starting from a gentle 1 at 7:00 AM and gradually increasing to reach its peak of 6 by 1:00 PM. The intensity remains strong with a 5 from 12:00 PM to 2:00 PM, making it essential for sun protection during these hours. As the afternoon progresses, the index begins to decline, dropping to a 4 by 4:00 PM, then tapering off to 2 by 6:00 PM and 7:00 PM. This hourly trend highlights the need to be cautious during midday when UV exposure is at its highest while allowing for a more relaxed approach later in the day.

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

Monthly UV Index Trends in Siglufjoerdur

Throughout the year, UV Index levels demonstrate significant seasonal variation, indicating a need for careful sun protection. From January to March, the UV Index remains low (1-2), allowing for up to 45 minutes of safe sun exposure without risk. As spring arrives in April and May, the UV Index rises to moderate levels (3-5), with recommended burn times decreasing to 30 minutes. The summer months of June and July present the highest risk with a peak UV Index of 6; during this period, safe exposure time drops to 25 minutes. While August and September see a gradual decrease, the UV Index remains moderate (4-3), requiring continued vigilance. The fall and winter months of October through December return to low levels (1-2), with burn times extending back to 45 minutes. Visitors and residents should take precautions, especially during the high-risk months of June and July, by wearing sunscreen, protective clothing, and seeking shade during peak hours to safeguard against UV exposure.

Monthly Maximum UV Index for Siglufjoerdur, Iceland

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Siglufjoerdur. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec112356543111
Data source: Statistical UV Index data for Siglufjoerdur, 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 Siglufjoerdur UV Index with Other Iceland Cities

The table above highlights how UV exposure in Siglufjoerdur compares to other major locations across Iceland. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Siglufjoerdur's solar exposure compared to other cities in Iceland. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Siglufjoerdur112356543211
Reykjavik UVI112356643211
Gardabaer UVI112356643211
Hafnarfjoerdur UVI112356643211
Kopavogur UVI112356643211
Akureyri UVI112466543211