UV Index in Grundarfjoerdur, Iceland

Last updated: June 2, 2025

In Grundarfjörður, Iceland, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding UV levels can empower you to take necessary precautions against potential skin damage, especially during the sunniest hours of the day. With a subarctic climate that occasionally allows for higher UV exposure, it's essential to know that even moderate levels, peaking at 5 during midday, can pose risks. Stay informed and protect your skin while enjoying all the natural beauty that Grundarfjörður has to offer!

Hourly UV Index in Grundarfjoerdur

As the sun rises, the UV Index gradually increases, starting at a mild 1 at 7:00 AM and climbing steadily throughout the morning. By 10:00 AM, it reaches a noticeable 4, signaling the need for sun protection. The peak occurs around 11:00 AM to 14:00 PM, with a high of 5, when the sun’s rays are at their strongest. As the afternoon progresses, the index maintains a steady 5 until 3:00 PM before gently tapering off, returning to 3 by 5:00 PM. As the evening approaches, the UV levels drop further to 2 by 7:00 PM, providing a gentle reminder of the sun's fading influence. Embrace the midday sun safely to enjoy the day’s warmth!

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

Monthly UV Index Trends in Grundarfjoerdur

The UV Index experiences noticeable seasonal changes, peaking during the summer months. From January to February, the index remains low (1), allowing for a generous burn time of 45 minutes. However, as spring approaches, March sees a slight rise to 2, indicating some caution is necessary. April marks the beginning of moderate exposure with an index of 3 and decreasing burn time to 30 minutes, which continues through September where the index varies between 3 to 5. The high-risk months for sun exposure are May to August, where indices reach 5, necessitating vigilant sun protection. As fall arrives, the index decreases back to lower levels by October, and remains low through December. Visitors and residents should plan outdoor activities accordingly, especially during the high-risk months, ensuring they apply sunscreen and seek shade when UV levels are elevated.

Monthly Maximum UV Index for Grundarfjoerdur, Iceland

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Grundarfjoerdur. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec112455543211
Data source: Statistical UV Index data for Grundarfjoerdur, 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 Grundarfjoerdur UV Index with Other Iceland Cities

The table above highlights how UV exposure in Grundarfjoerdur 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.
Grundarfjoerdur's solar exposure compared to other cities in Iceland. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Grundarfjoerdur112355543211
Reykjavik UVI112356643211
Gardabaer UVI112356643211
Hafnarfjoerdur UVI112356643211
Kopavogur UVI112356643211
Akureyri UVI112466543211