May Weather in Kassel, Germany

Last updated: February 26, 2025

May in Kassel, Germany presents a delightful blend of spring warmth and occasional showers. With maximum temperatures reaching up to 30°C (86°F) and an average temperature of 12°C (54°F), the month signifies a transition into the vibrant summer months. However, the weather can be unpredictable, with a minimum temperature dipping to -1°C (31°F). Rainfall is common, with a total precipitation amount of 68 mm (2.7 in) spread over 12 days, contributing to a humidity level of 76%. This combination of warmth and moisture creates a lush atmosphere, perfect for enjoying the blossoming natural beauty of Kassel.

May Temperature in Kassel

In May, Kassel, Germany, experiences a delightful transition into warmer weather, with temperatures showcasing a significant rise compared to the chilly earlier months. The minimum temperature hovers around a mild -1°C (31°F), while the average reaches a pleasant 12°C (54°F), indicating a welcoming shift. As the days progress, residents can enjoy highs soaring to 30°C (86°F), providing ample opportunity for outdoor activities and appreciation of the vibrant spring atmosphere. This month truly embodies the onset of warmth, as the city shakes off the remnants of winter and embraces the blooming season ahead.

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

The chart illustrates May temperature patterns in Kassel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353741475464646557514137
Data source: Temperature data for Kassel 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 Kassel

In May, Kassel experiences a noticeable uptick in precipitation, recording 68 mm (2.7 in) over 12 days of rain. This increment marks a slight increase from the previous month, April, where only 42 mm (1.6 in) fell. May’s weather patterns hint at the transition into the summer months, as rainfall begins to intensify, progressively leading into a wetter June, which boasts 76 mm (3.0 in). The consistent precipitation experienced in spring not only sustains the vibrant greenery of the region but also aligns with a general upward trend in monthly rainfall as the year progresses, suggesting a cycle of increasingly lively weather as Kassel welcomes the warmth of summer.

May Precipitation Trends in Kassel

The chart displays monthly precipitation patterns in Kassel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec616165426876828252644374
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kassel

In Kassel, Germany, May marks a significant shift in humidity, with levels dropping to 76%, the lowest this month sees throughout the year. This reduction follows a gradual decline from the extreme humidity of 92% in January, showcasing a trend towards drier months as spring unfolds. By the time summer approaches, June and July maintain a stable humidity around 74%, indicating a relatively comfortable climate for outdoor activities. However, as autumn settles in, humidity begins to rise again, with September jumping to 82% and peaking once more in the winter months. Thus, May illustrates a pivotal transition, reflecting a shift towards more moderate conditions that many residents look forward to after the long, damp winter.

May Average Humidity in Kassel

This chart illustrates the average monthly humidity levels in Kassel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%83%76%74%74%75%82%88%91%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kassel

As we transition into May, Kassel experiences a significant rise in the UV Index, reaching 7 and placing it in the high exposure category. This marks a notable increase from the moderate levels seen in April. With a burn time of just 25 minutes, it's crucial for residents and visitors to be vigilant about sun safety as they enjoy the warmer days. This upward trend continues into June, where the UV Index escalates to an even more intense 8. To learn more about the UV Index and how to protect yourself, check out Kassel UV Index.

Maximum UV Index Levels in Kassel for May

The chart shows the monthly maximum UV Index (UVI) for Kassel 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Kassel 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 Kassel

As spring blooms into summer, Kassel, Germany basks in an increasing embrace of sunshine, peaking in May with an impressive 375 hours of sunlight. This is a remarkable growth from the 336 hours recorded in April, marking a clear shift as the days grow longer and brighter. The trend continues into June and July, where sunshine hours remain robust, showcasing the region’s delightful transition into a sun-drenched summer. The gradual ascent from the chilly depths of January, which sees only 88 hours, captures the vibrant change in Kassel’s weather patterns, inviting both locals and visitors to revel in the warmth and light that May offers.

Monthly Sunshine Duration in Kassel: May Highlighted

The May sunshine duration represents the total number of hours Kassel 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.
JanFebMarAprMayJunJulAugSepOctNovDec88h186h247h336h375h383h393h372h310h233h155h106h
Data source: Kassel May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kassel During May

As spring transitions into summer, Kassel, Germany, offers a modest 30% chance of sunny weather in May. While this figure is slightly lower than the preceding months of March and April, it still reflects the lingering promise of brighter days ahead. Notably, the city experiences its peak sunshine likelihood in March, which suggests a potential early bloom of sunny days. Following May, sunshine probabilities begin to wane into the early summer months, with June, July, and August showing a decline to around 28% to 27%. Overall, while May may not boast the sunniest skies, it serves as a delightful bridge towards the warmer, sunnier season, inviting residents and visitors alike to enjoy the fresh bloom of spring amidst the shifting weather trends.

Percentage of Sunny Days in May in Kassel

The chart illustrates the percentage of sunny days in Kassel 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 Kassel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%26%37%32%30%28%27%29%34%26%13%11%
Data source: Kassel May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kassel in May

As spring gives way to summer, May shines brightly in Kassel, Germany, boasting an invigorating 15 hours of daylight. This vibrant month reflects a noticeable trend of increasing sunlight, which begins in January with just 8 hours. The shift is gradual but significant, as daylight extends to 11 hours in March and reaches 13 hours by April, setting the stage for the longer, more luminous days ahead. In contrast, as the year progresses into June and July, the daylight peaks at 16 hours, creating the perfect backdrop for outdoor activities. However, a gentle decline follows in late summer, with daylight duration tapering off to 14 hours in August and diminishing to 8 hours by November, reminding us of the changing seasons and the beautiful rhythms of nature.

Average Daylight Hours in Kassel for May

The chart illustrates the variation in daylight duration in Kassel throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 25m9h 59m11h 54m13h 53m15h 36m16h 30m16h 2m14h 29m12h 34m10h 37m8h 51m7h 55m
Data source: Kassel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Kassel

In Kassel, Germany, the month of May stands out as a breath of fresh air, boasting an average wind speed of 3.6 m/s (8 mph). This sharp increase from the preceding months, which hover around 3.0 to 3.4 m/s, signals a transitional embrace of warmer weather and invigorating breezes. As spring reaches its peak, the once gentle gusts of April appear to gain momentum, offering not only a reprieve from the colder winter months but also a hint of the lively summer winds to come. Interestingly, May's wind speeds mark a departure from the downward trend observed in the summer months of June and July, where speeds drop to an average of 2.2 m/s (5 mph) and 2.5 m/s (6 mph), respectively. Thus, while May celebrates a refreshing uptick in breeziness, it paves the way for a calmer, more subdued atmosphere as the season progresses.

Average May Wind Speed in Kassel

The chart displays monthly wind speed patterns in Kassel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.23.23.03.6 m/s2.22.52.92.33.52.93.2
Data source: Kassel May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Kassel Compares to Other Months

The weather in Kassel 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 Kassel and find detailed weather information for every month.

May and January present contrasting weather patterns in terms of temperature and humidity. In May, temperatures range from a brisk minimum of -1°C (31°F) to a comfortable maximum of 30°C (86°F), with an average temperature of 12°C (54°F). The month sees approximately 68 mm (2.7 in) of precipitation over 12 days and has a moderate humidity level of 76%. In stark contrast, January experiences much colder conditions, with temperatures ranging from a frigid -11°C (12°F) to a maximum of 12°C (55°F), and an average of only 2°C (35°F). Despite slightly lower precipitation at 61 mm (2.4 in) over the same number of days, January has a higher humidity level at 92%. For a detailed overview of January weather, you can check Kassel weather in January.

When comparing the weather in May and February, it's clear that May experiences significantly warmer temperatures, with an average of 12°C (54°F) and highs reaching up to 30°C (86°F). In contrast, February is characterized by much colder conditions, featuring an average temperature of just 3°C (37°F) and a maximum of 18°C (64°F). While both months receive precipitation on about 12 days, May sees slightly higher rainfall at 68 mm (2.7 in) compared to February's 61 mm (2.4 in). Additionally, May has a lower humidity level of 76% versus February's 90%, making the latter feel more damp and chilly. For more detailed insights, check Kassel weather in February.

In comparing the weather of May and March, it's evident that May offers significantly warmer temperatures, with an average of 12°C (54°F) and a maximum reaching 30°C (86°F), while March has a much cooler average of 5°C (41°F) and a peak of 21°C (71°F). March is characterized by colder nights, with temperatures dipping as low as -12°C (10°F), in contrast to May's milder nights, which rarely drop below 1°C (31°F). Additionally, both months experience similar levels of precipitation—68 mm (2.7 in) in May compared to 65 mm (2.6 in) in March—but March has slightly more rainy days, averaging 14 compared to May's 12 days. Humidity levels are also higher in March at 87%, compared to May's 76%. For a more detailed look at March weather, you can visit Kassel weather in March.

In comparing the weather of April and May, May generally offers a wider temperature range, with minimum temperatures of -1°C (31°F) and maximums reaching up to 30°C (86°F), while April sees temperatures that dip a bit lower, with a minimum of -5°C (24°F) and a maximum of 26°C (79°F). Despite experiencing more moderate temperatures, April tends to be slightly more humid at 83%, compared to May's 76%. Additionally, May faces higher precipitation levels with 68 mm (2.7 in) over 12 days, while April records 42 mm (1.6 in) over just 10 days. For more details on April's weather patterns, you can visit Kassel weather in April.

May and June showcase a transition in weather, with June typically being warmer and slightly more humid. In May, temperatures can dip to a chilly low of -1°C (31°F), with an average of 12°C (54°F) and highs reaching 30°C (86°F). The month also experiences about 68 mm (2.7 in) of precipitation over 12 days. In contrast, June brings a milder minimum temperature of 4°C (40°F), an increased average of 18°C (64°F), and even warmer highs of 32°C (89°F). Although June sees a slight uptick in precipitation to 76 mm (3.0 in) over just 11 days, the humidity drops slightly to 74%. For a detailed look at weather conditions, check out Kassel weather in June.

In comparing the weather between May and July, we see notable differences in temperature and precipitation. May experiences a wider temperature range with minimums dropping to -1°C (31°F) and maximums reaching up to 30°C (86°F), while July's temperatures are generally milder, with a minimum of 6°C (44°F) and maximums soaring to 35°C (96°F). Both months have similar levels of humidity—76% in May and 74% in July—but July sees slightly more precipitation, totaling 82 mm (3.2 in) over 11 days compared to May's 68 mm (2.7 in) over 12 days. For detailed insights, check out Kassel weather in July.

May and August present contrasting weather patterns, showcasing the transition from spring to late summer. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 30°C (86°F), with an average of 12°C (54°F). The month experiences around 68 mm (2.7 in) of precipitation over 12 days, accompanied by a relatively high humidity of 76%. In contrast, August features a milder minimum temperature of 7°C (45°F) and a higher maximum of 34°C (93°F), with an average temperature of 18°C (65°F). Precipitation increases slightly to 82 mm (3.2 in) over 14 days, while humidity remains consistent at 75%. For more insights on August weather, you can explore Kassel weather in August.

In comparing the weather between May and September, both months experience a comfortable range of temperatures, with maximums reaching up to 30°C (86°F). However, May tends to have a slightly wider variation, ranging from a low of -1°C (31°F) to an average of 12°C (54°F), while September starts at a minimum of 0°C (32°F) and averages around 14°C (57°F). Precipitation is relatively common in both months, with May receiving 68 mm (2.7 in) over 12 days and September experiencing less at 52 mm (2.0 in) over 11 days. Additionally, September has a higher humidity level at 82% compared to May's 76%. For more detailed information on the weather specifics, visit Kassel weather in September.

May and October offer distinct weather experiences. In May, temperatures range from a chilly -1°C (31°F) at night to a warm 30°C (86°F) during the day, with an average of 12°C (54°F). The month sees about 68 mm (2.7 in) of precipitation over 12 days, with a humidity level of 76%. In contrast, October features slightly cooler temperatures, with minimums still at -1°C (31°F) and a maximum of 25°C (77°F), averaging around 10°C (51°F). Precipitation is similar, at 64 mm (2.5 in) over 13 days, but humidity rises to 88%. For more details, you can check Kassel weather in October.

May and November present notably different weather patterns. In May, temperatures can range dramatically from a chilly minimum of -1°C (31°F) to a warm maximum of 30°C (86°F), with an average temperature around 12°C (54°F). The month experiences a fair amount of precipitation, totaling 68 mm (2.7 in) over about 12 days, combined with a relatively high humidity level of 76%.

Conversely, November features colder conditions, with an average temperature of just 5°C (42°F), dipping to a minimum of -4°C (26°F) and reaching a maximum of 19°C (67°F). This month sees less precipitation, at 43 mm (1.7 in) over 11 days, but the humidity is higher at 90%, contributing to a damp chill. For more details, you can check Kassel weather in November.

May typically presents a wide range of temperatures in Kassel, with minimums around -1°C (31°F) and maximums reaching up to 30°C (86°F), resulting in a comfortable average of 12°C (54°F). It also experiences relatively moderate precipitation, totaling 68 mm (2.7 in) over approximately 12 days, and a humidity level of 76%. In contrast, December's climate is considerably colder, featuring minimum temperatures dropping to -8°C (19°F) and a much lower average of 3°C (38°F), with maximums only reaching 13°C (56°F). Despite slightly higher precipitation of 74 mm (2.9 in) spread over 15 days, December boasts a notably higher humidity of 92%. For more detailed insights, you can refer to Kassel weather in December.

Compare Kassel's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Kassel

May in Kassel brings a delightful shift from the cooler embrace of earlier months, offering a refreshing blend of mild temperatures and blossoming nature. With a maximum temperature peaking at a pleasant 30°C (86°F), days become increasingly warmer, inviting outdoor activities and exploration. The average temperature of 12°C (54°F) indicates a considerable warming trend compared to the chilly start of the year, while the occasional chill from minimum temperatures can still remind us of winter’s grip. May also marks a notable increase in humidity, helping to create that lush, vibrant landscape synonymous with spring. While precipitation remains moderate, with rain on about 12 days, it contributes to the overall greenery of the season. For more insights into Kassel’s weather patterns throughout the year, visit Kassel Climate.