May Weather in Skelleftea, Sweden

Last updated: August 27, 2025

In May, Skellefteå, Sweden, experiences a delightful blend of spring warmth and refreshing coolness. With maximum temperatures reaching 21°C (71°F) and an average of 7°C (44°F), the month offers a pleasant transition from the lingering chill of winter to the budding warmth of summer. While highs can be inviting, occasional lows dip to -2°C (28°F), reminding residents of the season's early variability. May brings 49 mm (1.9 in) of precipitation over 8 days, creating a lush landscape, complemented by a humidity level of 81% that enhances the fresh scent of blooming nature. This month is perfect for outdoor activities, where the promise of sun and the chance of rain create a dynamic and vibrant atmosphere in this charming Swedish locale.

May Temperature in Skelleftea

As May unfolds in Skelleftea, Sweden, temperatures begin to shake off the winter chill, signaling a vibrant seasonal shift. The month starts with brisk morning lows around -2°C (28°F), gradually warming to a pleasant average of 7°C (44°F) and peaking at a delightful 21°C (71°F). This marks a significant leap from the preceding months, where temperatures lingered well below freezing. In just a short span, the landscape transforms into a picturesque canvas of renewal, inviting both residents and visitors to bask in the gradually stretching daylight. May encapsulates the essence of spring, as nature awakens, and Skelleftea embraces warmer days filled with light and opportunity.

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

The chart illustrates May temperature patterns in Skelleftea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Skelleftea, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec222027344456615950403227
Data source: Temperature data for Skelleftea 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 Skelleftea

In May, Skelleftea experiences a moderate precipitation of 49 mm (1.9 in) over approximately 8 days, marking a slight increase from the drier months of April, which saw only 30 mm. This transition into late spring reflects the region's trend of gradually intensifying rainfall as the year progresses, with the beginning of summer in June bringing 54 mm and often more rain—illustrating a clear shift towards wetter weather patterns. The steady rise in precipitation leading into the summer months encourages lush greenery, making May an ideal period for nature enthusiasts to experience the vibrant landscape.

May Precipitation Trends in Skelleftea

The chart displays monthly precipitation patterns in Skelleftea, 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. In Skelleftea, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5743403050546880751046374
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Skelleftea

In May, Skellefteå experiences a delightful shift in humidity, averaging around 81%. This marks a noticeable decline from the previous months, with humidity levels steadily decreasing from January's peak of 97% and February’s 95%. As spring unfolds, the air feels more refreshing, paving the way for outdoor activities. While June's humidity dips even further to 78%, May serves as a gentle transition, offering residents a brief respite from the higher levels and hinting at the warmer months ahead. Overall, the trend highlights a gradual easing of moisture in the air, creating a pleasant atmosphere that complements the blooming landscapes of late spring.

May Average Humidity in Skelleftea

This chart illustrates the average monthly humidity levels in Skelleftea, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Skelleftea is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec97%95%90%84%82%78%82%84%88%92%93%96%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Skelleftea

As spring transitions into summer, May in Skellefteå, Sweden marks a notable rise in UV exposure, with an UV Index of 4, categorized as moderate. This means individuals should be mindful of their sun exposure, with a burn time of just 30 minutes for fair-skinned individuals. Compared to earlier months, where the UV Index remained low at 1 or 2 during January to March, and reached only 3 in April, May signals a shift towards more intense sun conditions. Following this upward trend, June typically sees even higher values, prompting residents and visitors to stay vigilant about sun protection. For detailed insights into UV trends and personal protection, explore Skelleftea UV Index.

Maximum UV Index Levels in Skelleftea for May

The chart shows the monthly maximum UV Index (UVI) for Skelleftea 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. In May, the maximum UV index in Skelleftea typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112346643211
Data source: Skelleftea 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 Skelleftea

As May unfolds in Skellefteå, Sweden, the days become increasingly radiant, boasting an impressive 452 hours of sunshine—a remarkable leap from the 371 hours in April. This surge heralds the transition into the sunniest months of the year, where the light further intensifies with June bringing in 512 hours. The trend is clear: each month of spring ushers in more sunshine, with March and April also witnessing significant gains. By the time summer peaks in July, the sun remains abundant, though it starts to recede slightly in August. As the darker months approach, the gradual decline in sunshine serves as a gentle reminder of the fleeting beauty of the brighter days that preceded it. The rhythmic dance of daylight throughout the year captivates residents, making each May a cherished celebration of warmth and light.

Monthly Sunshine Duration in Skelleftea: May Highlighted

The May sunshine duration represents the total number of hours Skelleftea 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.
JanFebMarAprMayJunJulAugSepOctNovDec45h146h279h371h452h512h499h418h286h161h100h38h
Data source: Skelleftea May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Skelleftea During May

As May approaches in Skellefteå, Sweden, the likelihood of sunny weather sees a notable dip, with only 32% chance of sunshine. This follows a gradual increase in sun exposure during the spring months; from a mere 9% in January to 46% by April. However, May's sunshine probability mirrors more closely the patterns of the previous winter and early spring rather than the sunnier days of summer ahead. Notably, this is a contrast to the sunnier June and July, where the chances rise to 44% and 55%, respectively. Thus, while May retains a bit of spring’s sun, it's clear that the warmer, brighter days still lie just around the corner.

Percentage of Sunny Days in May in Skelleftea

The chart illustrates the percentage of sunny days in Skelleftea 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 Skelleftea experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%32%41%46%32%44%55%39%27%14%28%17%
Data source: Skelleftea May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Skelleftea in May

In Skellefteå, Sweden, the transition into May brings a remarkable increase in daylight, with the sun gracing the sky for 18 hours—a stark contrast to the meager 5 hours seen in January. This month is a herald of longer days, following the gradual rise from 8 hours in February and 11 hours in March. As April paves the way with 15 hours of daylight, May establishes itself as a vibrant time, suggesting a departure from winter's shadows. The lengthening days continue into June, peaking at an impressive 21 hours. However, this daylight bounty begins to taper off towards summer’s end, with August seeing 16 hours, and September further reducing to 12 hours. The cyclical nature of daylight in Skellefteå paints a vivid picture of the changing seasons, with May positioning itself as a key turning point that invites residents and nature alike to bask in the rejuvenating light.

Average Daylight Hours in Skelleftea for May

The chart illustrates the variation in daylight duration in Skelleftea throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 15m8h 26m11h 49m15h 15m18h 44m21h 19m19h 49m16h 22m12h 57m9h 35m6h 14m3h 59m
Data source: Skelleftea daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Skelleftea

In Skellefteå during the month of May, the average wind speed drops to 3.6 m/s (8 mph), marking the beginning of a gentle breeze that envelops the region. This decline follows a slight increase in March with winds reaching up to 4.4 m/s (10 mph), and reflects a trend of diminishing gusts as spring transitions into summer. Notably, the wind speeds in May are among the lowest recorded in the year, with subsequent months in June and July hovering around the same 3.4 to 3.6 m/s range. With these lighter winds, May creates a calm and inviting atmosphere, perfect for outdoor activities and enjoying the blossoming nature.

Average May Wind Speed in Skelleftea

The chart displays monthly wind speed patterns in Skelleftea, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.14.44.03.6 m/s3.43.63.73.84.54.14.5
Data source: Skelleftea May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Skelleftea Compares to Other Months

Weather in Skelleftea varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Skelleftea, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present starkly contrasting weather conditions. In May, temperatures range from a brisk -2°C (28°F) at their lowest to a pleasant 21°C (71°F) at their peak, averaging around 7°C (44°F). The month sees about 49 mm (1.9 in) of precipitation over roughly 8 days, with humidity levels sitting at 81%. In contrast, January is marked by much colder temperatures, dropping as low as -22°C (-7°F) and averaging -5°C (23°F), with a maximum of only 7°C (45°F). January also experiences slightly more precipitation, totaling 57 mm (2.3 in) over 11 days, and a notably higher humidity of 97%. For a deeper look at January's weather in Skellefteå, visit Skelleftea weather in January.

When comparing the weather in May and February, it is evident that May offers a significant contrast in temperatures and conditions. In May, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 21°C (71°F), with an average of 7°C (44°F). Precipitation in May is slightly higher than in February at 49 mm (1.9 in), but the days of rain are similar, occurring around 8 days. May's humidity sits at a moderately high 81%.

In contrast, February is much colder, with temperatures plummeting to a minimum of -23°C (-9°F) and only reaching a maximum of 6°C (44°F), resulting in a much lower average of -7°C (20°F). February also sees a similar amount of precipitation at 43 mm (1.7 in) over the same number of rainy days, but it has a notably higher humidity level of 95%. This stark difference highlights the transition from winter's harsh chill to the more temperate and inviting conditions of late spring. For more detailed insights on winter conditions, check out Skelleftea weather in February.

In comparing the weather of May and March, it is clear that May offers a much milder experience. While March sees average temperatures reaching only -3°C (27°F), with minimums plummeting to -17°C (2°F), May's temperatures range more comfortably from a minimum of -2°C (28°F) to a maximum of 21°C (71°F). Additionally, May experiences slightly more precipitation at 49 mm (1.9 in) over 8 days, compared to March's 40 mm (1.6 in) over 9 days. Humidity is also higher in March at 90%, while May has a more manageable 81%. For further information on March's climate specifics, you can visit Skelleftea weather in March.

Comparing the weather in May and April reveals a noticeable warming trend as spring progresses. May sees temperatures ranging from a minimum of -2°C (28°F) to a comfortable maximum of 21°C (71°F), with an average of 7°C (44°F). In contrast, April remains cooler, with temperatures fluctuating from a minimum of -10°C (15°F) to a maximum of 19°C (66°F), averaging just 1°C (34°F). Additionally, May experiences slightly more precipitation at 49 mm (1.9 in) over 8 days compared to April's 30 mm (1.2 in) across 7 days. While humidity levels remain relatively similar, with April at 84% and May at 81%, the overall weather in May is more conducive to outdoor activities. For a more detailed look at April's climate, you can explore Skelleftea weather in April.

In comparing the weather between May and June, we see a noticeable shift towards warmer temperatures. May experiences a minimum of -2°C (28°F) and an average of 7°C (44°F), while June starts off comparatively milder with a minimum of 3°C (37°F) and an average of 13°C (56°F). The maximum temperatures also rise significantly, with May peaking at 21°C (71°F) compared to June's 27°C (81°F).

Precipitation levels are slightly higher in June at 54 mm (2.1 in) over 7 days, compared to May's 49 mm (1.9 in) over 8 days, indicating a somewhat drier month despite the increased average temperatures. Humidity is also marginally lower in June at 78%, compared to 81% in May. For more detailed information, you can check Skelleftea weather in June.

May and July showcase a noticeable contrast in weather patterns. In May, temperatures range from a chilly minimum of -2°C (28°F) to a mild maximum of 21°C (71°F), with an average of 7°C (44°F). The month experiences around 49 mm (1.9 in) of precipitation over 8 days, and humidity averages at 81%. In contrast, July is significantly warmer, with temperatures fluctuating from a minimum of 8°C (46°F) to a high of 28°C (83°F), averaging 16°C (61°F). July also sees increased precipitation, totaling 68 mm (2.7 in) over 11 days, and maintains a similar humidity level at 82%. For those looking to learn more about the weather in this month, you can refer to Skelleftea weather in July.

May and August present contrasting weather patterns in terms of temperature and precipitation. In May, temperatures range from a chilly -2°C (28°F) at night to a more pleasant 21°C (71°F) during the day, with an average of 7°C (44°F). The month typically sees 49 mm (1.9 in) of precipitation spread over about 8 days, and humidity levels are around 81%. In stark contrast, August enjoys milder temperatures, with minimums of 7°C (44°F), averages of 15°C (59°F), and maximums reaching 26°C (79°F). Precipitation rises to 79 mm (3.1 in) over approximately 13 days, with humidity slightly higher at 84%. For a detailed look at August weather specifically, you can visit Skelleftea weather in August.

May and September both exhibit cool temperatures, but with some notable differences. In May, temperatures range from a minimum of -2°C (28°F) to a maximum of 21°C (71°F), averaging around 7°C (44°F). Conversely, September sees slightly milder conditions, with minimums of -1°C (31°F), an average of 10°C (50°F), and maximums reaching 19°C (66°F). Precipitation also varies between the two months; May averages 49 mm (1.9 in) over 8 days, while September experiences more rainfall with 75 mm (2.9 in) over 11 days, contributing to a higher humidity level of 88% compared to May's 81%. For a more detailed look at September's conditions, you can check out the Skelleftea weather in September.

In comparing the weather of May and October, we see notable differences in temperature and precipitation. May tends to be milder, with average temperatures ranging from a minimum of -2°C (28°F) to a maximum of 21°C (71°F), while October's temperatures are cooler, with a minimum of -8°C (18°F) and a maximum of 16°C (62°F). Additionally, October experiences significantly more rainfall, with 104 mm (4.1 in) over 17 days, compared to May's 49 mm (1.9 in) over just 8 days. The humidity also increases in October to 92%, compared to 81% in May, making the autumn month feel much more damp. For a closer look at what to expect during this time, check out Skelleftea weather in October.

In May, the weather begins to warm up with temperatures ranging from a minimum of -2°C (28°F) to a pleasant maximum of 21°C (71°F), averaging around 7°C (44°F). This month experiences about 49 mm (1.9 in) of precipitation over approximately 8 days, with humidity levels at 81%, creating a fresh and spring-like atmosphere.

Conversely, November brings a stark shift with colder temperatures ranging from -17°C (2°F) to a maximum of 10°C (51°F), averaging around 0°C (32°F). Precipitation increases to 63 mm (2.5 in), occurring on about 13 days, and humidity rises significantly to 93%, contributing to a damp and chilly environment. This contrast highlights the transition from the mild warmth of spring to the biting cold of late autumn. For more detailed information, you can check Skelleftea weather in November.

May and December present contrasting weather patterns. In May, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 21°C (71°F), with an average of 7°C (44°F). The month experiences moderate precipitation of 49 mm (1.9 in) over about 8 days, and humidity is relatively lower at 81%. On the other hand, December is significantly colder, with temperatures dipping to a minimum of -18°C (0°F) and an average temperature of -3°C (27°F), reaching a maximum of just 6°C (42°F). It is also wetter, with 74 mm (2.9 in) of precipitation over 17 days, resulting in a higher humidity of 96%. For more details on December weather, you can visit Skelleftea weather in December.

Compare Skelleftea's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Skelleftea

As May arrives in Skelleftea, the weather transitions beautifully from the chill of winter to a mild spring ambiance. With temperatures warming up to 21°C (71°F), this month stands out as a vivid contrast to the colder months, providing a refreshing change. While the mercury averages around 7°C (44°F), which is still cool relative to summer, the increasing warmth encourages outdoor activities. Rain is also a companion this month, with about 49 mm (1.9 in) of precipitation over 8 days, lending to the lush greening of the landscape. The elevated humidity at 81% adds to the refreshing feel in the air, making May an enticing month in Skelleftea. For more detailed insights into the climatic nuances of the region, explore our page on Skelleftea Climate.