May Weather in Isafjoerdur, Iceland

Last updated: March 17, 2025

Experience the dynamic May weather in Isafjoerdur, Iceland, where temperatures exhibit a fascinating range from a comfortable maximum of 13°C (55°F) to a brisk minimum of -4°C (25°F). The average temperature hovers around 4°C (39°F), providing a cool yet refreshing atmosphere. Expect 77 mm (3.0 in) of precipitation over 14 days, contributing to the region's lush landscape. With humidity levels reaching a notable 87%, May in Isafjoerdur serves as a reminder of nature's beauty and unpredictability, making it a perfect time for adventurers and nature lovers alike.

May Temperature in Isafjoerdur

In May, Ísafjörður, Iceland experiences a perceptible shift as winter yields to the promise of warmer days. With temperatures ranging from a chilly -4°C (25°F) to a pleasant peak of 13°C (55°F), the average climbs to 4°C (39°F), marking a notable increase from the colder months that precede it. As spring blossoms, both minimums and maximums steadily rise, enticing locals and visitors alike to revel in the fresh, invigorating air. This transitional month heralds longer days and melting snow, making it an ideal time to explore the breathtaking landscapes of the Westfjords while enjoying the emerging signs of life and color.

May Weather in Isafjoerdur: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Isafjoerdur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec283029343844484843383230
Data source: Temperature data for Isafjoerdur generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Isafjoerdur

In May, Isafjoerdur experiences a notable decrease in precipitation, with an average of 77 mm (3.0 in) falling over 14 days. This marks a significant drop compared to the wetter months of January through April, where precipitation consistently exceeds 100 mm. The milder weather and reduced rainfall signal the transition into summer, as the region begins to shake off the lingering chill of spring. Interestingly, while May often heralds clearer skies, the 14 precipitation days suggest that brief showers can still punctuate the landscape. This trend emphasizes May's role as a bridge between the heavy, wet months and the drier conditions of summer, creating a dynamic and evolving climatic experience in this enchanting Icelandic town.

May Precipitation Trends in Isafjoerdur

The chart displays monthly precipitation patterns in Isafjoerdur, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec12713110911377717976155130116127
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Isafjoerdur

In Isafjoerdur, Iceland, May experiences a consistent humidity level of 87%, which reflects a slight dip from the preceding months but remains close to the year's average. This subtle decrease in humidity follows the trend of April's 86%, indicating a gradual transition towards the drier summer months. Throughout the year, humidity levels peak in March at 90%, making it the most humid month, while June begins the shift to lower humidity, settling at 85%. As the seasons change, Isafjoerdur maintains a relatively stable humidity range, ensuring that the air remains crisp and invigorating, a hallmark of this stunning coastal region.

May Average Humidity in Isafjoerdur

This chart illustrates the average monthly humidity levels in Isafjoerdur, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%86%87%85%88%89%89%88%87%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Isafjoerdur

As the sun begins to shine brighter in Isafjoerdur, Iceland, May marks a notable shift in the UV Index, rising to 5, which falls into the moderate exposure category. This increase from April's UV Index of 4 signals that it's time to enjoy the outdoors while being mindful of sun protection, as the recommended burn time shortens to just 30 minutes. This trend of rising UV levels continues into June, when the index peaks at 6. As spring transitions towards summer, residents and visitors alike should stay vigilant, especially since the UV index fluctuates throughout the warmer months—from a lower 2 in October back to a moderate 5 in July. Embrace the sun responsibly, and for more details, visit Isafjoerdur UV Index.

Maximum UV Index Levels in Isafjoerdur for May

The chart shows the monthly maximum UV Index (UVI) for Isafjoerdur in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec112456543211
Data source: Isafjoerdur May UVI data generated using 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.

May Sunshine in Isafjoerdur

As spring unfurls into summer in Ísafjörður, the month of May shines particularly bright, boasting an impressive 324 hours of sunlight. This surge marks a significant leap from the 224 hours in April, highlighting the longer, warmer days that invigorate both locals and visitors alike. The sun-kissed landscape stands in stark contrast to the deep winter months, where January casts a mere 17 hours of light. Following May, the daylight hours gradually decrease but remain generous, with June still illuminating the sky for 285 hours. This trend not only signifies a seasonal transition but also beckons outdoor adventures, making May a quintessential time to experience the breathtaking beauty of Iceland’s nature under a generous sun.

Monthly Sunshine Duration in Isafjoerdur: May Highlighted

The May sunshine duration represents the total number of hours Isafjoerdur experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec17h60h157h224h324h285h267h243h152h100h36h8h
Data source: Isafjoerdur May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Isafjoerdur During May

As spring unfolds in Ísafjörður, the likelihood of sunny weather noticeably increases in May, with a 34% chance of sunshine—the highest for this time of year. This shift marks a welcome departure from the long, dreary winter months; for instance, February and March see meager chances of sun at 8% and 10%, respectively. Following April's modest 21%, May stands out as a beacon of warmth and brightness, hinting at the promising summer ahead. Although sunshine diminishes again in June with a 19% chance, May remains a pivotal month where the landscape begins to awaken under clearer skies, inviting both locals and visitors to bask in the emerging beauty of Iceland's spring.

Percentage of Sunny Days in May in Isafjoerdur

The chart illustrates the percentage of sunny days in Isafjoerdur throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Isafjoerdur experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%8%10%21%34%19%12%14%10%17%15%15%
Data source: Isafjoerdur May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Isafjoerdur in May

As May unfolds in Ísafjörður, Iceland, the days grow remarkably longer, with daylight stretching to an impressive 19 hours. This surge in sunlight marks a significant transition from the previous months, where January's mere 4 hours gradually increased to 15 hours in April. This upward trend continues as summer approaches, peaking in June with an extraordinary 23 hours of daylight. The vibrant May days invite exploration and outdoor activities, showcasing the natural beauty of Iceland in full bloom. However, this long-light phenomenon begins to wane as summer fades; July still offers a generous 20 hours, but by the time autumn arrives, sunshine dwindles to only 13 hours in September and further declines as the year progresses. Thus, May stands out as a golden opportunity to bask in the extended daylight before the gentle retreat of the sun in the approaching months.

Average Daylight Hours in Isafjoerdur for May

The chart illustrates the variation in daylight duration in Isafjoerdur throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec4h 36m8h 12m11h 49m15h 29m19h 25m23h 29m20h 49m16h 41m13h9h 25m5h 44m3h
Data source: Isafjoerdur daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Isafjoerdur

In May, Isafjoerdur experiences a gentle transition, with an average wind speed of 3.9 m/s (9 mph) that marks a slight uptick from the calm of April. This month signals the return of milder breezes after a series of stronger gusts in the colder months. Interestingly, while May's winds are more subdued compared to the lively gusts of March (5.3 m/s) and September (5.4 m/s), they pave the way for the summer months ahead. As the days grow longer and the scenery bursts into bloom, the moderate winds create an inviting atmosphere, enhancing the charm of this picturesque Icelandic town. With a steady rhythm, the winds of May remind us of nature's gentle breath, preparing Isafjoerdur for the warmth of June and beyond.

Average May Wind Speed in Isafjoerdur

The chart displays monthly wind speed patterns in Isafjoerdur, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.14.35.33.73.9 m/s4.53.73.05.46.14.64.2
Data source: Isafjoerdur May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Isafjoerdur Compares to Other Months

The weather in Isafjoerdur changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Isafjoerdur and find detailed weather information for every month.

May and January present quite a contrast in weather conditions. In May, temperatures typically range from a minimum of -4°C (25°F) to a maximum of 13°C (55°F), with an average temperature of 4°C (39°F). Precipitation occurs on about 14 days, totaling around 77 mm (3.0 in), while humidity hovers around 87%. In comparison, January experiences colder temperatures, with a minimum of -12°C (11°F), an average of -2°C (29°F), and a maximum of 8°C (47°F). Precipitation is higher in January, with about 127 mm (5.0 in) spread over 20 days, and the humidity is slightly higher at 89%. For more detailed information about January’s weather, you can view Isafjoerdur weather in January.

When comparing the weather in May to that of February, it’s clear that May experiences a milder climate overall. May has an average temperature of 4°C (39°F) compared to February’s chillier -1°C (30°F). The highest temperature in May reaches 13°C (55°F), significantly warmer than February’s maximum of 7°C (44°F). Precipitation in February is also more substantial, with 131 mm (5.2 in) over 20 days, while May sees 77 mm (3.0 in) over just 14 days. Humidity remains relatively high in both months, with May at 87% and February slightly higher at 89%. For a more detailed look at February weather, you can visit Isafjoerdur weather in February.

In comparing the weather conditions of March and May, there are notable differences in temperature and precipitation patterns. May sees a mild increase in average temperatures, ranging from a minimum of -4°C (25°F) to a maximum of 13°C (55°F), which is significantly warmer than March's range of -13°C (10°F) to 6°C (44°F). Although May has slightly less precipitation, amounting to 77 mm (3.0 in) over 14 days, it remains relatively humid at 87%. In contrast, March experiences higher precipitation levels at 109 mm (4.3 in) over 19 days, alongside slightly higher humidity at 90%. For a more detailed look at weather patterns during March, you can refer to Isafjoerdur weather in March. Overall, May presents a more temperate climate, making it more favorable for outdoor activities compared to the colder and wetter conditions of March.

In comparing the weather of May and April, we see a slight overall warming trend in May, with average temperatures rising from 1°C (34°F) in April to 4°C (39°F) in May. The minimum temperatures in May are notably milder at -4°C (25°F) compared to the colder -12°C (10°F) recorded in April. However, April experiences higher precipitation levels, with 113 mm (4.4 in) over 16 days, while May has 77 mm (3.0 in) spread across 14 days. Interestingly, both months exhibit high humidity, with May at 87% and April slightly lower at 86%. For more detailed insights, you can visit Isafjoerdur weather in April.

May and June offer a gradual warming trend in terms of weather conditions. In May, the temperatures range from a minimum of -4°C (25°F) to a maximum of 13°C (55°F), with an average temperature of 4°C (39°F). The month is characterized by high humidity at 87% and a total precipitation of 77 mm (3.0 in) over 14 days. In contrast, June sees slightly milder temperatures, with a minimum of 0°C (33°F), an average of 7°C (44°F), and a maximum of 14°C (57°F). While the humidity decreases slightly to 85%, precipitation remains comparable at 71 mm (2.8 in) over the same 14-day period. For a detailed look at specific conditions, you can check Isafjoerdur weather in June.

May and July exhibit notable differences in weather conditions. In May, temperatures range from a crisp -4°C (25°F) at night to a mild 13°C (55°F) during the day, with an average temperature of 4°C (39°F). This month sees a considerable amount of precipitation, totaling 77 mm (3.0 in) over 14 days, accompanied by high humidity levels at 87%.

In contrast, July experiences warmer temperatures, with nighttime lows around 3°C (38°F) and daytime highs reaching 17°C (62°F), averaging 9°C (48°F). Although July has slightly higher precipitation at 79 mm (3.1 in), it also spans 14 days of rain. Humidity remains similar at 88%, making for a moderately moist atmosphere. For a detailed look at the weather in July, you can check Isafjoerdur weather in July.

In May, temperatures in Isafjoerdur can dip quite low, with a minimum of -4°C (25°F) and an average of 4°C (39°F), while the maximum reaches only 13°C (55°F). The month is characterized by significant precipitation, totaling 77 mm (3.0 in) over approximately 14 days, with humidity levels hovering around 87%. In contrast, August sees a noticeable increase in temperatures, with a minimum of 3°C (37°F), an average of 9°C (48°F), and a maximum of 17°C (62°F). The precipitation remains similar to May, at 76 mm (3.0 in) over the same number of days, but there is a slight increase in humidity to 88%. For more detailed weather insights, you can check Isafjoerdur weather in August.

In May, the weather tends to be slightly milder with an average temperature of 4°C (39°F) and maximum highs reaching 13°C (55°F), alongside a humidity level of 87%. Although May experiences about 77 mm (3.0 in) of precipitation over approximately 14 days, it generally feels more refreshing as the chill of winter begins to wane. In contrast, September exhibits a minimum temperature of -3°C (28°F) and an average of 6°C (44°F), with similar maximum highs of 13°C (56°F). However, it tends to be wetter, accumulating around 155 mm (6.1 in) of rainfall across about 20 days and exhibiting a comparable humidity of 89%. This increase in precipitation and dampness can make September feel more overcast and chilly overall. For more detailed information about weather conditions in September, you can visit Isafjoerdur weather in September.

In comparing the weather of May and October, we can observe notable differences in temperature and precipitation patterns. May typically features milder temperatures, with an average of 4°C (39°F) and maximums reaching 13°C (55°F), while October brings cooler conditions, averaging 3°C (38°F) and peaking at 10°C (49°F). Additionally, October experiences higher precipitation, with 130 mm (5.1 in) over approximately 20 days, compared to May’s 77 mm (3.0 in) across about 14 days. Humidity remains relatively consistent, hovering around 87% in May and slightly increasing to 88% in October. For a more detailed look at October weather, you can visit Isafjoerdur weather in October.

When comparing the weather in May and November, several notable differences emerge. May typically sees milder temperatures, with an average of 4°C (39°F) and a maximum reaching 13°C (55°F), while November experiences colder conditions, averaging around 0°C (33°F) with maximum temperatures of 10°C (51°F). Precipitation is also more pronounced in November, totaling 116 mm (4.6 in) over 19 days compared to May's 77 mm (3.0 in) over 14 days. Despite similar humidity levels of 87% in both months, the combination of lower temperatures and higher precipitation in November contributes to a distinctly cooler and wetter atmosphere. For more details about November weather, you can check Isafjoerdur weather in November.

May and December exhibit significantly different weather patterns. In May, temperatures range from a minimum of -4°C (25°F) to a maximum of 13°C (55°F), with an average of 4°C (39°F), while December is considerably colder, with temperatures ranging from -12°C (10°F) to a maximum of 8°C (47°F) and an average of -1°C (30°F). Precipitation is heavier in December, with 127 mm (5.0 in) over 21 days compared to May's 77 mm (3.0 in) over 14 days. Interestingly, both months have the same humidity level of 87%, but the overall winter chill in December creates a more wintry atmosphere. For further details on the December climate, you can check Isafjoerdur weather in December.

Compare Isafjoerdur's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Isafjoerdur

As May unfolds in Ísafjörður, the weather transitions into a more temperate phase, making it a refreshing contrast to the preceding months. With an average temperature on the rise, the crisp air still carries a hint of chill, while the likelihood of rain promotes lush landscapes and the beautiful awakening of nature. The increased humidity creates a unique atmosphere, where cool breezes dance through the serene fjords. Although precipitation remains frequent, it serves to nourish the scenery, setting the stage for the vibrant summer ahead. To delve deeper into the shifting patterns and unique characteristics of Ísafjörður’s climate, visit Isafjoerdur Climate.