Last updated: August 27, 2025
As spring unfolds in Arendal, Norway, May presents a delightful transformation in weather patterns. With maximum temperatures reaching 27°C (81°F), the month boasts an inviting atmosphere, while the average temperature settles at a comfortable 12°C (53°F). However, chilly nights remind us of the lingering winter, as lows can drop to 0°C (32°F). This month also sees a precipitation total of 88 mm (3.4 in), spread over 10 days, resulting in a humidity level of 75% that enhances the lush, vibrant landscapes. Overall, May in Arendal is a captivating blend of warm days and refreshing rain, perfect for outdoor exploration.
As May unfolds in Arendal, Norway, a remarkable transformation occurs, marking a transition from the lingering chill of winter to the embrace of spring. The temperatures rise significantly, with minimums around 0°C (32°F) and average temperatures reaching a comfortable 12°C (53°F). This is a dramatic shift from the earlier months, where temperatures often hovered below freezing. With maximums soaring to 27°C (81°F), May offers the warmth and brightness that invites residents and visitors alike to enjoy outdoor festivities and the blooming of nature. The gentle increase in temperature not only highlights the approach of summer but also showcases the vibrant life returning to this coastal town, making May a delightful time to experience the beauty of Arendal.
In May, Arendal experiences a notable precipitation level of 88 mm (3.4 in), marking a slight increase from the preceding month of April, which only saw 39 mm. This rainfall typically occurs over approximately 10 days, reflecting a moderate frequency compared to the drier April with just 7 days of rain. The trend suggests that as spring transitions into summer, Arendal's weather becomes wetter, setting the stage for the upcoming months. Following May, precipitation peaks in September and October, with the latter reaching a substantial 157 mm (6.2 in), highlighting the shift towards the wetter, more tumultuous autumn season. With this transitional profile, May serves as a bridge, linking the lighter showers of early spring to the more substantial rainfall characteristic of late summer and early fall.
In May, Arendal experiences a noticeable shift in humidity, with levels dropping to 75%—a significant decrease from the higher percentages of earlier months. This reduction marks a transition into the milder summer months, following a steady decline from an exceptionally humid 93% in January to 83% in April. As spring blooms, the drier air in May offers a refreshing respite, setting the stage for the consistently lower humidity levels that persist through June and July. However, the approach of autumn brings a rise in humidity again, ultimately reaching 92% by October. Thus, May serves as a pivotal month in the atmospheric cycle of Arendal, beautifully balancing pleasant weather with the remnants of spring’s moisture.
As spring transitions into summer in Arendal, Norway, the UV Index starts to climb, with May registering a moderate UV Index of 5. This level signifies a marked change from the lower readings of the winter months, where the UV Index hovered around 1 and 2. With 30 minutes becoming the new burn time in May, it's essential to be mindful of sun exposure, especially as the days grow longer and sunnier. This trend continues into June and July, where the UV Index peaks at 7, indicating higher sun intensity. As you plan outdoor activities, remember to check the forecast and stay protected to enjoy the beautiful Norwegian spring. For more on UV levels throughout the year, visit Arendal UV Index.
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As spring blossoms into summer, May shines brightly in Arendal, Norway, offering 440 hours of sunshine—a significant increase from the 378 hours in April. This upward trend in daylight hours continues into June, peaking at 464 hours. The gradual transition from winter’s dim days, with only 102 hours in January, to the vibrant brightness of late spring is a testament to Norway's unique seasonal rhythm. By May, residents and visitors alike can bask in the lengthening days, as the sun begins to dominate the sky, promising warmth and outdoor adventures. The steady climb in sunshine not only elevates spirits but also sets the stage for the sunniest months ahead, where nature flourishes and the community comes alive.
As spring transitions into summer, the likelihood of sunny weather in May in Arendal, Norway, reflects a notable drop, with only 32% chance of sun. This marks a decline compared to the previous month of April, which enjoys a more promising 62% sunny days. Interestingly, the sun's appearance sees a slight increase in the following month, June, rising to 41%. This trend suggests that while May may not be the sunniest month on the calendar, it still plays a pivotal role in the gradual climb toward the warmer, sunlit days of summer. As the season progresses, residents and visitors can keep their hopes up for brighter skies ahead!
As spring transitions into summer in Arendal, Norway, May stands out with an impressive 16 hours of daylight, setting the stage for outdoor activities and vibrant community life. The days grow progressively longer from the 9 hours in February, showcasing a dramatic increase as winter fades. By March, the daylight stretches to 11 hours, and in April, it blossoms to 14 hours, all leading up to May's sun-drenched days. Following May, the duration peaks in June with 18 hours, before starting a gradual decline. This trend of lengthening daylight not only signifies the arrival of summer but also invigorates the local culture, encouraging exploration of Arendal's stunning coastal landscapes.
In Arendal, Norway, the month of May brings a gentle breeze, with an average wind speed of 3.4 m/s (8 mph), slightly calmer than the preceding months. This subtle decline mirrors the overall trend observed as spring transitions into summer, where wind speeds gradually taper off from their early spring peaks. After a stable April, May’s serene winds create a tranquil atmosphere, ideal for outdoor activities and enjoying the blossoming scenery. As summer approaches, the winds continue to soften, with June recording an even lighter average of 3.1 m/s (7 mph). This seasonal shift emphasizes Arendal's unique coastal climate, where the winds are a vital part of the experience, setting the stage for leisurely days ahead.
Weather in Arendal varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Arendal, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January exhibit stark contrasts in weather. In May, temperatures range from a chilly 0°C (32°F) at night to a pleasant 27°C (81°F) during the day, with an average of 12°C (53°F). The month experiences about 88 mm (3.4 in) of precipitation over 10 days, accompanied by a moderate humidity of 75%. Conversely, January is significantly colder, with nighttime lows plunging to -14°C (7°F) and daytime highs only reaching 10°C (50°F). The average temperature hovers around 1°C (35°F), and while January sees marginally less precipitation at 79 mm (3.1 in), it occurs over a similar number of days (11), along with higher humidity at 93%. For more details on January weather, you can visit Arendal weather in January.
May and February present starkly contrasting weather conditions. In May, temperatures rise significantly, with a minimum of 0°C (32°F) and a comfortable average of 12°C (53°F), peaking at 27°C (81°F). The month sees about 88 mm (3.4 in) of precipitation over 10 days, coupled with a moderate humidity of 75%. In contrast, February experiences much colder weather, featuring a chilling minimum of -16°C (4°F) and an average of just 1°C (34°F), with a maximum temperature that only reaches 12°C (53°F). This winter month has slightly higher precipitation at 98 mm (3.9 in) spread across 12 days, along with higher humidity levels of 91%. For more specifics on February’s weather, check out Arendal weather in February.
When comparing the weather in May and March, it’s clear that May brings significantly milder temperatures, with an average of 12°C (53°F), while March has a cooler average of just 3°C (37°F). March can still entertain some warmer days, peaking at 21°C (70°F), but it also experiences chilly lows down to -13°C (9°F). Both months see similar levels of precipitation, with March at 91 mm (3.6 in) over approximately 11 days, compared to May's 88 mm (3.4 in) over 10 days. Humidity levels are higher in March at 88%, compared to May's 75%. For more details on March weather, you can visit Arendal weather in March.
In comparing the weather of April and May, May tends to be milder and warmer. The minimum temperature in May is 0°C (32°F), rising to an average of 12°C (53°F) and a maximum of 27°C (81°F), whereas April experiences cooler temperatures with a minimum of -7°C (20°F) and an average of 7°C (44°F), peaking at 20°C (68°F). Additionally, May sees more precipitation at 88 mm (3.4 in) over 10 days compared to April's 39 mm (1.5 in) over 7 days. Humidity is slightly lower in May at 75%, while April remains more humid at 83%. For a detailed look at the weather patterns during April, you can check Arendal weather in April.
In May, temperatures start off cooler, with minimums around 0°C (32°F) and average highs reaching 27°C (81°F), while June sees a noticeable increase with minimums of 5°C (42°F) and average highs peaking at 31°C (88°F). Both months experience substantial precipitation, with May recording 88 mm (3.4 in) over 10 days and June increasing slightly to 94 mm (3.7 in) over 12 days. Humidity levels remain relatively consistent, with May at 75% and June slightly lower at 74%. For a detailed look at June weather patterns, check out Arendal weather in June.
May and July exhibit noticeable differences in weather patterns. In May, temperatures range from a chilly 0°C (32°F) to a warmer 27°C (81°F), with an average of 12°C (53°F). It sees about 88 mm (3.4 in) of precipitation over approximately 10 days and maintains a relatively high humidity of 75%. In contrast, July enjoys milder conditions with a minimum temperature of 9°C (48°F) and a maximum of 29°C (85°F), averaging 18°C (65°F). While July experiences slightly more precipitation at 94 mm (3.7 in) across about 12 days, the humidity remains comparable at 74%. For a detailed look at July's weather, check Arendal weather in July.
May typically ushers in warmer weather with average temperatures ranging from 12°C (53°F) to a high of 27°C (81°F), although it can start with chilly lows of 0°C (32°F). However, it also brings about 88 mm (3.4 in) of precipitation over approximately 10 days, combined with a relative humidity of 75%. In contrast, August tends to be slightly warmer on average, with temperatures ranging from 7°C (45°F) to the same high of 27°C (81°F). Precipitation increases slightly to 92 mm (3.6 in) across about 12 days, accompanied by a marginally higher humidity of 78%. For a more detailed look at the weather patterns in August, you can check Arendal weather in August.
When comparing the weather in May and September, both months exhibit mild temperatures, though September tends to be slightly cooler. May's temperature ranges from a minimum of 0°C (32°F) to a maximum of 27°C (81°F), with an average of 12°C (53°F), while September sees a minimum of 2°C (36°F), an average of 13°C (56°F), and a maximum of 26°C (80°F). Precipitation is more noticeable in September, with 118 mm (4.6 in) across 13 days compared to May's 88 mm (3.4 in) over 10 days, indicating a wetter transition into autumn. Additionally, humidity levels rise in September to 86%, making it feel slightly more humid than May's 75%. For more specific insights about September weather, you can refer to Arendal weather in September.
May and October present contrasting weather patterns, reflective of their transitional seasons. In May, temperatures range from a chilly 0°C (32°F) to a pleasant 27°C (81°F), with an average of 12°C (53°F) and relatively moderate humidity at 75%. The month sees around 88 mm (3.4 in) of precipitation spread over approximately 10 days, allowing for comfortable outdoor activities. Conversely, October experiences cooler conditions with minimum temperatures dropping to -3°C (28°F) and a maximum of 17°C (64°F), averaging around 9°C (48°F). This month is characterized by significantly higher precipitation levels at 157 mm (6.2 in) over about 15 days and increased humidity at 92%, making it a wetter and chillier month overall. For more specific details on the weather in Arendal during this month, you can visit Arendal weather in October.
May and November present contrasting weather patterns, reflecting the transition from spring to late autumn. In May, temperatures range from a minimum of 0°C (32°F) to a maximum of 27°C (81°F), with an average temperature of 12°C (53°F). The month experiences around 88 mm (3.4 in) of precipitation over approximately 10 days, along with a relatively moderate humidity of 75%.
In stark contrast, November is typically colder, with temperatures ranging from a minimum of -8°C (17°F) to a maximum of 15°C (59°F) and an average of just 5°C (41°F). This month is wetter, receiving about 121 mm (4.8 in) of rainfall over 15 days, and boasts higher humidity at 92%. For more detailed insights, check out Arendal weather in November.
May and December present stark contrasts in weather. In May, temperatures range from a chilly 0°C (32°F) to a warm 27°C (81°F), with an average of 12°C (53°F) and 88 mm (3.4 in) of precipitation over about 10 days. The humidity is moderate at 75%, creating a comfortable springtime atmosphere. In contrast, December sees much colder temperatures, with a minimum of -12°C (10°F) and a maximum of only 12°C (53°F), averaging just 2°C (36°F). The month is wetter, boasting 154 mm (6.0 in) of rain over 18 days, and a high humidity of 92%, contributing to a damp and chilly environment. For more details on December weather, check out Arendal weather in December.
May in Arendal heralds the arrival of milder temperatures and increasing warmth, offering a refreshing shift from the chill of earlier months. With daily averages creeping upward, residents and visitors alike can expect pleasant days, though occasional rain showers remind us of the lingering spring weather. The increased humidity adds a touch of moisture to the air, creating a lush backdrop for the vibrant landscapes of the region. For a deeper understanding of how May compares to other months, dive into more details about the beautiful seasonal transitions in the area at Arendal Climate.