May Weather in Roskilde, Denmark

Last updated: October 30, 2025

In Roskilde, Denmark, May brings a delightful mix of warmth and refreshment, with temperatures ranging from a comfortable 12°C (53°F) on average to a maximum of 27°C (82°F), perfect for outdoor activities. However, it’s essential to be prepared for the occasional rain, as the month experiences around 56 mm (2.2 in) of precipitation over 12 days, contributing to a relatively humid atmosphere with humidity levels reaching 80%. This blend of warmth and moisture creates a vibrant environment, ideal for enjoying the beauty of spring in this historic city.

May Temperature in Roskilde

As spring gracefully unfolds, May in Roskilde, Denmark brings a delightful warmth and a significant shift in temperatures. With minimums hovering around 0°C (32°F) and average highs reaching 27°C (82°F), the month offers a vibrant contrast to the chill of preceding months. This transition is marked by a pleasant average temperature of 12°C (53°F), setting the stage for outdoor activities and the blooming of local flora. As residents and visitors alike relish the newfound warmth, May not only signifies the peak of blossoming buds but also heralds the approach of summer, making it a perfect time to explore the enchanting landscapes of this historic town.

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

The chart illustrates May temperature patterns in Roskilde, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roskilde, May typically has an average temperature of 12°C (53°F), with highs reaching up to 27°C (82°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec373639455363646458514438
Data source: Temperature data for Roskilde 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 Roskilde

May in Roskilde, Denmark, presents a delightful mix of mild temperatures and refreshing showers, with precipitation amounting to 56 mm (2.2 in) across 12 days of the month. This increase in rainfall compared to the drier April reflects the transition into the more vibrant and lush late spring. The monthly average showcases how May often serves as a bridge between the lighter showers of early spring and the heavier rains that characterize the summer months. As the days lengthen and temperatures rise, this consistent rainfall not only nourishes the blooming landscape but also brings a sense of rejuvenation, setting the stage for the warmer days ahead.

May Precipitation Trends in Roskilde

The chart displays monthly precipitation patterns in Roskilde, 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 Roskilde, May typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec474559375749768675753754
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Roskilde

In Roskilde, Denmark, the month of May marks a subtle yet noticeable shift in humidity, dropping to 80% from the higher levels experienced in the earlier months. This decrease reflects the gradual transition from the damp chill of winter to the more temperate spring, as April sees humidity at 85%. The trend continues into the summer months, with June, July, and August holding steady at 77%, suggesting a drier atmosphere that aligns with warmer weather. This cyclical pattern indicates that while May enjoys a slight respite from the pervasive dampness of winter, the transition into summer brings a refreshing clarity that many residents look forward to.

May Average Humidity in Roskilde

This chart illustrates the average monthly humidity levels in Roskilde, 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 Roskilde is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%85%80%77%77%77%84%87%89%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Roskilde

As May unfolds in Roskilde, Denmark, the UV Index climbs to 6, marking a shift to the high exposure category and reducing the safe burn time to just 25 minutes. This increase from April’s moderate level highlights the evolving sun intensity as spring transitions into summer. With each passing month, the UV levels rise, peaking in June at 8, before slightly decreasing again. It's essential for residents and visitors to stay vigilant and protect their skin as the sunlight becomes more intense, particularly during outdoor activities. For more details on UV levels throughout the year, check out the comprehensive guide at Roskilde UV Index.

Maximum UV Index Levels in Roskilde for May

The chart shows the monthly maximum UV Index (UVI) for Roskilde 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 Roskilde typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765311
Data source: Roskilde 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 Roskilde

May is a radiant month in Roskilde, Denmark, boasting a substantial 429 hours of sunshine. This peak follows a steady rise from the earlier months, starting at a modest 96 hours in January and gradually climbing with each passing month. April sets a promising stage with 377 hours, paving the way for May’s brilliance. As summer approaches, the trend continues with June and July slightly surpassing May, yet May remains a memorable month where daylight flourishes, invigorating the charming scenery and lively outdoor ambiance of Roskilde. This splendid sunshine not only enhances the city's allure but also heralds the vibrant activities and events that define Danish springtime.

Monthly Sunshine Duration in Roskilde: May Highlighted

The May sunshine duration represents the total number of hours Roskilde 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.
JanFebMarAprMayJunJulAugSepOctNovDec96h188h259h377h429h453h452h407h322h248h148h114h
Data source: Roskilde May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Roskilde During May

In Roskilde, Denmark, May presents a moderate likelihood of sunny weather, with a 27% chance of sunshine. This figure shows a noticeable dip from the preceding month of April, which boasts a 53% chance, indicating a gradual transition into the warmer summer months. As spring unfolds, the sun's presence becomes more sporadic but still plays a key role in the overall climate. Moving into June, the opportunity for sunny days increases again to 44%, suggesting that while May may not be the sunniest month, it serves as a stepping stone toward brighter days ahead. Thus, May in Roskilde balances chases of sunshine with the lingering freshness of spring.

Percentage of Sunny Days in May in Roskilde

The chart illustrates the percentage of sunny days in Roskilde 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 Roskilde experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%34%40%53%27%44%34%37%30%27%15%24%
Data source: Roskilde May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Roskilde in May

As spring blossoms into summer in Roskilde, Denmark, daylight hours undergo a remarkable transformation. January kicks off the year with a modest 7 hours of daylight, gradually increasing to a more cheerful 9 hours in February. The progression continues, with March welcoming 11 hours, and April bringing a vibrant 14 hours of sunshine, heralding the warmth of the approaching summer. By May, daylight reaches an impressive 16 hours, allowing for plenty of outdoor adventures and basking in natural light. June peaks at 17 hours, creating the longest days of the year, while July still offers ample daylight at 16 hours. As summer wanes, daylight gradually diminishes, with August delivering 14 hours and September providing 12 hours, before the days shorten more significantly into autumn with 10 hours in October. This rhythmic ebb and flow of daylight highlights not just the changing seasons but also the rich experience of life in Roskilde throughout the year.

Average Daylight Hours in Roskilde for May

The chart illustrates the variation in daylight duration in Roskilde throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 44m9h 37m11h 53m14h 12m16h 16m17h 24m16h 48m14h 55m12h 40m10h 22m8h 16m7h 7m
Data source: Roskilde daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Roskilde

In May, Roskilde, Denmark, experiences a gentle shift in its typical wind patterns, with an average wind speed of 4.0 m/s (9 mph). While this is a decrease from the preceding months, notably from April's 4.6 m/s, it remains consistent with the mild conditions characteristic of spring. The month marks a transition into slightly calmer summer winds, as seen in June's even lower average of 3.6 m/s. Interestingly, May’s wind speed still fits within a broader context of relatively stable winds throughout the year, reflected in the average speeds that typically hover around the 4 m/s mark across other spring months. This trend hints at a soothing atmosphere, perfect for enjoying Roskilde’s budding nature as the hustle of summer approaches.

Average May Wind Speed in Roskilde

The chart displays monthly wind speed patterns in Roskilde, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.64.74.64.0 m/s3.63.84.43.95.04.74.4
Data source: Roskilde May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Roskilde Compares to Other Months

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

May and January present stark contrasts in weather patterns. In May, temperatures range from a chilly minimum of 0°C (32°F) to a pleasant maximum of 27°C (82°F), averaging around 12°C (53°F). The month experiences around 56 mm (2.2 in) of precipitation over approximately 12 days, with humidity levels at 80%. In contrast, January brings colder conditions, with temperatures dipping as low as -12°C (10°F) and peaking at just 11°C (52°F), averaging only 3°C (37°F). This winter month receives slightly less precipitation, totaling 47 mm (1.8 in) over about 10 days, while humidity is higher at 90%. For more detailed information, you can check out Roskilde weather in January.

In comparing the weather between May and February, May presents a significantly milder climate, with temperatures averaging around 12°C (53°F) and a maximum reaching up to 27°C (82°F). This is a stark contrast to February, which experiences much colder conditions, with average temperatures of only 2°C (37°F) and a maximum of 14°C (57°F). Additionally, February sees lower precipitation at 45 mm (1.8 in) over 10 days compared to May's 56 mm (2.2 in) over 12 days, although February has slightly higher humidity at 89%. For more details on February weather in Roskilde, you can visit this link: Roskilde weather in February. Overall, May is characterized by warmer temperatures and more pleasant conditions, making it a more favorable month for outdoor activities.

In comparing the weather between March and May, it's clear that May brings a much milder climate, with average temperatures soaring to 12°C (53°F) compared to March's chillier average of 4°C (39°F). While both months experience similar precipitation levels, with May seeing 56 mm (2.2 in) and March at 59 mm (2.3 in), the warmer days of May are generally more inviting. The humidity also drops slightly from March’s 88% to May’s 80%, making it feel a bit more comfortable as spring progresses. For those interested in the specifics of March weather, you can find more details here: Roskilde weather in March.

In comparing the weather of May and April, May generally brings warmer temperatures, with a minimum of 0°C (32°F), an average of 12°C (53°F), and a maximum of 27°C (82°F), compared to April's minimum of -5°C (22°F), an average of 7°C (45°F), and a maximum of 24°C (76°F). Additionally, May experiences more precipitation, totaling 56 mm (2.2 in) over 12 rainy days, whereas April has only 37 mm (1.5 in) spread across 8 days. Although May is slightly less humid at 80% compared to April's 85%, both months showcase a transition from the cooler early spring temperatures to the pleasant warmth of late spring. For more detailed information, you can visit Roskilde weather in April.

In comparing the weather between May and June, we see a noticeable warming trend as spring transitions into summer. May experiences a wider range of temperatures, with minimums around 0°C (32°F) and maximums reaching 27°C (82°F), while June's temperatures are more moderate, ranging from a minimum of 7°C (44°F) to a maximum of 29°C (84°F). Precipitation levels are slightly lower in June, totaling 49 mm (1.9 in) over 8 days compared to May's 56 mm (2.2 in) over 12 days. Additionally, humidity decreases marginally from 80% in May to 77% in June. For a detailed look at June's weather, you can visit Roskilde weather in June.

The weather in May and July presents notable differences. May typically sees temperatures ranging from a cool 0°C (32°F) at night to a warm 27°C (82°F) during the day, with an average of 12°C (53°F). Precipitation is moderate, with 56 mm (2.2 in) falling over approximately 12 days, and humidity levels are relatively high at 80%. In contrast, July experiences a warmer climate, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 31°C (88°F), averaging 18°C (64°F). Although July receives more rainfall at 76 mm (3.0 in) over the same number of precipitation days, the humidity is slightly lower at 77%. For more detailed information, you can check Roskilde weather in July.

When comparing the weather in May and August, notable differences emerge. In May, temperatures range from a chilly minimum of 0°C (32°F) to a pleasant maximum of 27°C (82°F), with an average of 12°C (53°F). The month experiences around 56 mm (2.2 in) of precipitation over 12 days, coupled with high humidity at 80%. In contrast, August presents a warmer climate, with minimum temperatures of 7°C (45°F) and a comfortable average of 18°C (64°F), peaking at 31°C (87°F). Precipitation increases to 86 mm (3.4 in) across 14 days, while humidity slightly decreases to 77%. For a closer look at August weather specifics, you can visit Roskilde weather in August.

May and September both feature a maximum temperature of 27°C (80°F), but September tends to start slightly warmer with a higher average temperature of 14°C (58°F) compared to May’s 12°C (53°F). In terms of minimum temperatures, September does have a milder low of 3°C (37°F) compared to May's chilly 0°C (32°F). Precipitation is notably higher in September, with 75 mm (3.0 in) expected over 12 days compared to May’s 56 mm (2.2 in). Both months experience high humidity levels, but September is slightly more humid at 83% versus May’s 80%. For a detailed overview of weather conditions in September, you can check out Roskilde weather in September.

In May, temperatures range from a cool 0°C (32°F) at night to a warm 27°C (82°F) during the day, with an average temperature of 12°C (53°F). The month sees about 56 mm (2.2 in) of precipitation over 12 days, and the humidity levels are relatively high at 80%.

In contrast, October experiences cooler temperatures, with minimums dropping to -3°C (26°F) and maximums reaching 22°C (73°F), resulting in an average of 11°C (51°F). Precipitation increases to 75 mm (3.0 in) over 14 days, and humidity levels rise to 87%. For more detailed insights, you can check Roskilde weather in October.

In May, temperatures begin to warm up, ranging from a minimum of 0°C (32°F) to a pleasant maximum of 27°C (82°F), with an average around 12°C (53°F). The month receives around 56 mm (2.2 in) of precipitation over roughly 12 days, and humidity levels sit at a comfortable 80%. In contrast, November brings a noticeable chill, with temperatures dropping to a minimum of -5°C (22°F) and averaging around 7°C (44°F), peaking at 17°C (63°F). The precipitation in November is lower at 37 mm (1.5 in) over about 10 days, but the humidity rises to a higher 89%. For more detailed insights into November weather, check out Roskilde weather in November.

May and December present contrasting weather patterns. In May, temperatures range from a chilly 0°C (32°F) at night to a warm 27°C (82°F) during the day, with an average of 12°C (53°F). The month sees about 56 mm (2.2 in) of precipitation over 12 days, accompanied by a moderate humidity level of 80%. In contrast, December is much colder, with temperatures dropping as low as -9°C (15°F) and averaging around 4°C (39°F). Daytime highs reach only 11°C (52°F), and while precipitation is slightly lower at 54 mm (2.1 in) over 13 days, the humidity is higher at 88%. For more specific weather information, check out Roskilde weather in December.

Compare Roskilde's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Roskilde

As May unfolds in Roskilde, the vibrant transition from the brisk chill of winter to the inviting warmth of summer becomes evident. With maximum temperatures reaching 27°C, this month stands out as a delightful turning point, boasting warmer days that beckon residents and tourists alike to enjoy the outdoors. Unlike the cooler months, May brings an average temperature of 12°C, while still being prone to occasional chill, especially at night. The increase in humidity, hovering around 80%, coupled with a moderate amount of precipitation over 12 days, showcases the dynamic nature of weather during this time. This unique blend of warmth and moisture marks May as a refreshing prelude to summer, inviting everyone to embrace the beauty of nature in Roskilde. For a comprehensive look at the seasonal variations, visit Roskilde Climate.