Last updated: March 17, 2025
May in Akranes, Iceland is characterized by a mild yet unpredictable climate. With a maximum temperature reaching 15°C (60°F) and an average of 7°C (44°F), the weather offers a refreshing respite from the chill of winter. However, temperatures can dip to a minimum of -3°C (27°F), reminding visitors of Iceland's dynamic environment. Rainfall is notable, with an average precipitation of 113 mm (4.4 in) spread across 18 days, resulting in a humid atmosphere with an average humidity level of 85%. Those venturing to Akranes in May should prepare for a blend of cool breezes and intermittent showers, perfect for exploring the stunning Icelandic landscape.
In May, Akranes, Iceland, experiences a welcoming shift in temperatures as spring takes hold. With minimums around -3°C (27°F) and maximums reaching 15°C (60°F), the average temperature hovers at a comfortable 7°C (44°F). This marks a noticeable transition from the brisk conditions of the winter months, where January and February often dipped below -10°C (14°F). As the days grow longer and warmer, May invites a sense of renewal, setting the stage for the milder temperatures of summer that follow in June and July. This gradual warming trend not only enhances the outdoor experience but also showcases Iceland's stunning landscapes in a captivating light.
In Akranes, Iceland, May marks the transition into the warmer months with precipitation levels averaging 113 mm (4.4 in) over 18 rainy days. This amount is on par with January's totals, reflecting a consistent moisture presence as winter fades. Compared to April, which sees 121 mm (4.8 in) over the same number of days, May’s precipitation indicates a slight tapering, suggesting a gradual improvement in weather conditions. Looking forward, the trend continues into June where rainfall drops further to 92 mm (3.6 in). As the season progresses, it seems Akranes experiences a gradual decline in precipitation, paving the way for the drier summer months ahead. Overall, May serves as a bridge, maintaining significant precipitation while hinting at the upcoming drier days.
In Akranes, Iceland, May brings a slight reprieve in humidity, dropping to 85% from the higher levels experienced in the winter months. This is part of a gentle downward trend that begins in January, where humidity peaks at 96%, and gradually eases into spring with April at 87%. As summer approaches in June, humidity continues to decrease to 81%, suggesting a pattern of increasing comfort as the seasons change. This transition reflects Akranes's unique coastal climate, where the freshness of late spring begins to break the grip of winter's moisture, creating a more balanced atmosphere just in time for the warmer months.
As spring transitions to early summer in Akranes, Iceland, May brings a noticeable increase in the UV Index, reaching 5 and falling into the moderate exposure category. This shift indicates that while still relatively safe, sun exposure warrants a bit more caution, with a burn time of just 30 minutes for those with lighter skin types. Leading up to this point, the UV levels remained low in January through April, gradually climbing from 1 to 3. As the vibrant days of May approach, residents and visitors alike are encouraged to embrace the outdoors while being mindful of sun safety. For more information on UV levels throughout the year, check out Akranes UV Index.
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As May arrives in Akranes, Iceland, the days transform into a radiant showcase of sunshine, boasting an impressive 337 hours of sunlight. This significant increase follows the steady ascent from 211 hours in April, highlighting a seasonal shift that not only energizes the landscape but also uplifts the spirits of its inhabitants. The progression from the dark winter months, where January offers a meager 32 hours, to the brilliant glow of late spring showcases a promising trend of increasing daylight. Following May, sunshine hours slightly taper off into 312 hours in June and 308 hours in July, yet this peak in May signals the height of Icelandic brightness, inviting both locals and visitors to fully immerse themselves in the lush beauty and vibrant life that flourishes under these long daylight hours.
As spring arrives and transitions into early summer, May in Akranes, Iceland shows a noticeable uptick in sunny weather, boasting a 46% chance of sunshine. This marks a significant improvement compared to the preceding months, where the likelihood of clear skies dwindles to as low as 14% in March and 17% in February. Unlike the brisk winter months, where sun is scarce, May heralds a shift towards brighter days, making it an appealing time for outdoor activities. However, it's essential to keep in mind that the following months, such as June and July, see a steep drop in sunshine probabilities, with chances plummeting to just 15% and 10% respectively. Therefore, May serves as a delightful anomaly, offering residents and visitors alike a welcome burst of sunlight before the chilly dampness returns in the latter half of the year.
As the days stretch into summer, Akranes, Iceland, experiences a remarkable transformation in daylight duration. January starts the year with a minimal 5 hours of sunlight, gradually increasing to a more enlivening 8 hours in February. By March, daylight reaches 11 hours, signaling the onset of spring and a renewed energy in the atmosphere. The trend continues upward in April, where the sun graces the land for 15 hours. May brings a significant leap to 18 hours of daylight, perfectly embodying the vibrant spirit of the season. This increase peaks in June with a spectacular 20 hours of daylight, allowing for long evenings filled with exploration and adventure. Although daylight begins to wane in July and August, with 19 and 16 hours respectively, the lingering light serves as a gentle reminder of summer's warmth. By September and into the autumn months, daylight decreases to 12, 9, and finally dwindles to just 4 hours by December, marking a return to the cozy embrace of winter. This rhythmic ebb and flow of daylight offers residents and visitors a unique glimpse into the enchanting cycles of nature in this northern haven.
In May, Akranes experiences a gentle shift in its winds, with an average speed of 3.4 m/s (8 mph), making it one of the calmest months of the year. This marks a noticeable decline from the typical winter gusts, where speeds hover between 4.1 m/s to 4.7 m/s from January to April. The trend continues into the summer, as June and July see marginal increases, yet remain lower than the earlier months. This serene wind pattern in May offers a perfect backdrop for outdoor activities, contrasting sharply with the brisk winds of September, which surge back to an average of 4.8 m/s (11 mph). Such cyclical changes demonstrate Akranes' unique climatic rhythm, inviting both locals and visitors to relish in the tranquil beauty of early summer.
The weather in Akranes 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 Akranes and find detailed weather information for every month.
When comparing the weather in May and January, significant differences emerge in temperature and humidity. May experiences milder temperatures with a minimum of -3°C (27°F), an average of 7°C (44°F), and a maximum of 15°C (60°F), while January is much colder, with temperatures dropping to a minimum of -13°C (8°F) and averaging around 0°C (32°F). Precipitation levels are similar in both months, with May receiving 113 mm (4.4 in) over 18 days and January also recording 113 mm (4.5 in) across 16 days. However, January has a significantly higher humidity level at 96%, compared to May’s 85%, contributing to a much chillier atmosphere. For more insights into January weather conditions, you can check Akranes weather in January.
May and February present two distinct weather profiles. In February, temperatures range from a frigid minimum of -18°C (1°F) to a maximum of 8°C (47°F), with an average around freezing at 0°C (33°F). Despite having a slightly higher total precipitation of 125 mm (4.9 in) over 18 days, February's humidity peaks at 95%, creating a damp and chilly atmosphere. In contrast, May offers a more temperate climate, with milder temperatures averaging 7°C (44°F) and peaking at 15°C (60°F). Although May receives less precipitation at 113 mm (4.4 in) across the same number of days, its humidity remains notable at 85%, contributing to a refreshing spring feel. For more insights on February's conditions, you can check Akranes weather in February.
In comparing the weather conditions of May and March, May offers a milder climate with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 15°C (60°F), while March is significantly colder, with temperatures ranging from -13°C (9°F) to 9°C (49°F). Despite both months receiving a similar amount of precipitation—113 mm (4.4 in) in May versus 103 mm (4.1 in) in March—March experiences a higher humidity level of 94%, compared to May's 85%. For more specific details on March weather, you can check Akranes weather in March. Overall, May presents a more comfortable and warmer environment, making it a preferable choice for outdoor activities compared to the chill of March.
In comparing the weather of April and May, it is evident that May experiences slightly milder temperatures, with a minimum of -3°C (27°F) and an average of 7°C (44°F), compared to April's minimum of -8°C (17°F) and average of 4°C (40°F). While both months are relatively wet, May has a slightly lower total precipitation of 113 mm (4.4 in) compared to April's 121 mm (4.8 in), but both months see rainfall on approximately 18 days. Humidity levels are also comparable, with May at 85% and April slightly higher at 87%. For a closer look at the weather conditions during April, visit Akranes weather in April.
May and June showcase a transition in weather patterns, with June generally offering milder temperatures and less precipitation. In May, temperatures range from a chilly minimum of -3°C (27°F) to a maximum of 15°C (60°F), while June sees a minimum of 2°C (36°F) and a warmer peak of 18°C (65°F). Rainfall decreases from 113 mm (4.4 in) over 18 days in May to 92 mm (3.6 in) across 16 days in June, indicating a slightly drier month. Additionally, humidity levels drop from 85% in May to 81% in June, further contributing to the sense of improvement in weather. For a detailed outlook, you can refer to Akranes weather in June.
In comparing the weather between May and July, one can observe a notable shift in temperature and precipitation patterns. May experiences cooler temperatures, with a minimum of -3°C (27°F) and an average of 7°C (44°F), while July enjoys milder conditions, with a minimum of 4°C (40°F) and an average of 11°C (53°F). Precipitation levels decrease in July, with 75 mm (3.0 in) over 16 days, compared to May's 113 mm (4.4 in) over 18 days. The humidity remains relatively consistent, at 85% in May and slightly higher at 86% in July. For more detailed information, you can check Akranes weather in July.
May and August in Akranes exhibit notable differences in weather conditions. In May, temperatures range from a chilly -3°C (27°F) at night to a mild high of 15°C (60°F), with an average of 7°C (44°F). It is also quite wet, experiencing 113 mm (4.4 in) of precipitation over 18 days, accompanied by high humidity levels at 85%. In contrast, August offers warmer temperatures, with minimums around 5°C (41°F) and maximums reaching 20°C (68°F), averaging 11°C (52°F). The month is drier, with only 83 mm (3.3 in) of precipitation occurring over 15 days, and humidity slightly higher at 88%. For more specific details on the weather conditions during this month, you can refer to Akranes weather in August.
May and September in Akranes present notable differences in weather characteristics despite having similar maximum temperatures. In May, average temperatures hover around 7°C (44°F), with a high of 15°C (60°F) and a low of -3°C (27°F). The month experiences moderate precipitation at 113 mm (4.4 in) over 18 days, coupled with a humidity level of 85%. Conversely, September sees a slight increase in average temperature to 8°C (47°F) and maintains the same maximum of 15°C (60°F), but with a minimum temperature of -2°C (29°F). The month is significantly wetter, recording 164 mm (6.5 in) of precipitation over 20 days and a higher humidity level of 92%. For more details on the weather conditions in September, you can refer to Akranes weather in September.
May and October in Akranes present contrasting yet somewhat similar weather patterns. In May, temperatures range from a minimum of -3°C (27°F) to a maximum of 15°C (60°F), with an average temperature of 7°C (44°F). This month experiences significant rainfall, with 113 mm (4.4 in) over 18 days and a humidity level of 85%. In comparison, October is slightly cooler, with temperatures ranging from -4°C (25°F) to a maximum of 13°C (56°F), averaging 5°C (42°F). The precipitation is lower at 96 mm (3.8 in) over 16 days, but humidity rises to 93%. Despite October being chillier and more humid, both months share considerable rainfall, making them quite similar in this regard. For more details, check Akranes weather in October.
May and November present contrasting weather conditions. In May, temperatures range from a chilly -3°C (27°F) at night to a mild 15°C (60°F) during the day, with an average of 7°C (44°F). The month sees significant rainfall, accumulating to 113 mm (4.4 in) over 18 days, and a humidity level of 85%. In contrast, November experiences colder temperatures, with lows dropping to -10°C (15°F) and a daytime high of 11°C (53°F), averaging around 2°C (35°F). Although November has slightly less precipitation at 105 mm (4.1 in) over 15 days, humidity is higher at 94%. For more details, you can explore Akranes weather in November.
In May, the weather in Akranes sees milder temperatures, with minimums dropping to -3°C (27°F) and maximums reaching up to 15°C (60°F), averaging around 7°C (44°F). This month also experiences about 113 mm (4.4 in) of precipitation over 18 days, accompanied by relatively high humidity at 85%. In contrast, December brings colder conditions, with temperatures ranging from a chilly -13°C (9°F) minimum to a maximum of 10°C (50°F), averaging around 0°C (33°F). Although December has slightly less precipitation at 106 mm (4.2 in) over 17 days, the humidity is notably higher at 95%. For more details about the weather in December, you can visit Akranes weather in December.
As May unfolds in Akranes, the weather begins to transition from the lingering chill of winter to the milder embrace of spring. With temperatures gradually rising and humidity hovering around 85%, the warmth is felt more significantly compared to the previous months, allowing for more outdoor activities. However, the clouds often bring about frequent rainfall, resulting in approximately 18 rainy days throughout the month, contributing to a total precipitation of 113 mm. This blend of cool temperatures and increased precipitation can result in a refreshing, albeit damp, experience. For a deeper understanding of the weather patterns in this region, visit Akranes Climate.