May Weather in Kiel, Germany

Last updated: February 26, 2025

In May, Kiel, Germany, experiences a delightful transition into warmer weather, with daily maximum temperatures reaching up to 27°C (81°F), while the average sits comfortably at 12°C (54°F). However, the month can still surprise with low temperatures dipping to 0°C (31°F) at times. Despite enjoying longer days, residents and visitors should be prepared for some rain, as precipitation totals around 69 mm (2.7 in) over approximately 12 days, contributing to the area's 80% humidity. This unique blend of warmth and moisture creates a vibrant atmosphere perfect for springtime activities.

May Temperature in Kiel

In May, Kiel, Germany, experiences a delightful transition into warmer weather, with temperatures marking a noticeable upward trend. The month begins with minimum temperatures around 0°C (31°F), signaling the end of harsh winter chills. As the days progress, the average temperature climbs to a pleasant 12°C (54°F), while maximum temperatures can soar up to 27°C (81°F), offering plenty of opportunities for outdoor activities. This significant rise from the cooler months creates a vibrant atmosphere, as residents and visitors alike embrace the sunny days and the blooming landscape, making May a truly invigorating time in Kiel.

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

The chart illustrates May temperature patterns in Kiel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec373840465463646458524439
Data source: Temperature data for Kiel 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 Kiel

In May, Kiel experiences a noticeable increase in precipitation, with 69 mm (2.7 in) of rainfall over 12 days. This uptick follows a relatively dry April, which recorded only 40 mm of rain. The trend continues into the summer months, with rainfall typically peaking in July at 80 mm, indicating that May serves as a precursor to the wetter season. This shift in weather patterns highlights the arrival of spring's transformation into summer, where precipitation levels generally rise after milder months. Overall, May sets the stage for the lush greenery that characterizes Kiel during the summer, blending rain and rejuvenating blooms seamlessly.

May Precipitation Trends in Kiel

The chart displays monthly precipitation patterns in Kiel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec565364406961807854814663
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kiel

In Kiel, Germany, the month of May marks a notable shift in humidity levels, with an average of 80%, the lowest reading since January. As spring progresses, the gradual decrease in humidity from 90% in January to 85% in April continues, reflecting a transition towards drier conditions as the summer approaches. This refreshing drop provides a pleasant change that enhances outdoor activities, offering a reprieve from the winter dampness. However, as the year continues, humidity levels are expected to gradually rise again, reaching 83% in September and peaking once more in the autumn months. Thus, May serves as a pivotal month in Kiel’s climate, showcasing an evolving pattern that balances moisture with the budding vibrancy of spring.

May Average Humidity in Kiel

This chart illustrates the average monthly humidity levels in Kiel, 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.
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 Kiel

In Kiel, Germany, the UV Index experiences a notable shift as spring turns to summer. By May, the UV Index reaches 6, categorized as high, indicating that sun exposure becomes increasingly significant during this month, with a burn time of just 25 minutes. This progression from a low index in the winter months to higher levels in the early summer reflects a clear trend towards stronger sunlight. As you prepare for outdoor activities, it’s essential to stay vigilant against UV exposure to protect your skin. For more detailed information, check out Kiel UV Index.

Maximum UV Index Levels in Kiel for May

The chart shows the monthly maximum UV Index (UVI) for Kiel 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.
JanFebMarAprMayJunJulAugSepOctNovDec123568775321
Data source: Kiel 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 Kiel

In Kiel, Germany, May marks a delightful peak in sunshine, with the city basking in 414 hours of radiant light. This month transitions smoothly from the steady increase seen since January, where a mere 100 hours of sunshine hinted at winter's grip. As the days grew longer, February and March brought more warmth, accumulating 180 and 255 hours, respectively. By April, residents began to feel the true embrace of spring with 361 hours, setting the stage for May's sun-drenched splendor. The trend of increasing sunshine continues into the summer months, peaking in July with 429 hours, showcasing a vibrant seasonal cycle that makes Kiel a picturesque destination for those seeking to enjoy the bright May skies.

Monthly Sunshine Duration in Kiel: May Highlighted

The May sunshine duration represents the total number of hours Kiel 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.
JanFebMarAprMayJunJulAugSepOctNovDec100h180h255h361h414h424h429h398h316h244h154h114h
Data source: Kiel May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kiel During May

In Kiel, Germany, the likelihood of sunny weather experiences a notable rise as the year progresses, peaking in April with a 47% chance of sunshine. However, May sees a drop to 25%, which suggests that while spring is blossoming, overcast days can still dominate. This decline is intriguing considering the slightly higher probabilities in June (35%) and July (30%), indicating a dynamic shift as summer approaches. Overall, while May may not be the sunniest month, it offers a balanced mix of warmth and occasional sunshine, aligning with the transitional nature of the season.

Percentage of Sunny Days in May in Kiel

The chart illustrates the percentage of sunny days in Kiel 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 Kiel experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%26%36%47%25%35%30%33%28%29%15%19%
Data source: Kiel May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kiel in May

As spring fully blooms in Kiel, Germany, May ushers in a delightful transformation with 16 hours of daylight, marking a peak in brightness compared to the earlier months. The trend is unmistakable: after a gradual increase from 7 hours in January to 14 hours in April, May's extended daylight signals the height of the season's vitality. This increase continues into June, reaching a yearly maximum of 17 hours, before gradually tapering off in the summer months. This seasonal progression not only enhances outdoor activities but also encourages a vibrant atmosphere, inviting residents and visitors alike to bask in the longer days before autumn's return.

Average Daylight Hours in Kiel for May

The chart illustrates the variation in daylight duration in Kiel throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 58m9h 44m11h 54m14h 6m16h 3m17h 5m16h 32m14h 46m12h 38m10h 27m8h 28m7h 23m
Data source: Kiel daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Kiel

In Kiel, Germany, the month of May typically brings a gentle breeze, with an average wind speed of 4.1 m/s (9 mph). This slight dip from April’s 4.3 m/s (10 mph) highlights the transition into the warmer months, as wind speeds tend to decrease leading into summer. Interestingly, the prevailing winds in May are comparable to those seen in both August and November, suggesting a pattern of mild winds during late spring and early autumn. As temperatures rise over the summer, a more noticeable reduction in wind is observed, with June reaching a low of 3.0 m/s (7 mph). This gradual change in wind speed throughout the year not only influences the local climate but also enhances outdoor activities in the region, making Kiel a delightful destination in the springtime.

Average May Wind Speed in Kiel

The chart displays monthly wind speed patterns in Kiel, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.64.24.34.1 m/s3.03.54.13.64.64.14.4
Data source: Kiel May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Kiel Compares to Other Months

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

May and January present stark contrasts in weather. In May, temperatures range from a chilly 0°C (31°F) to a pleasant 27°C (81°F), with an average of 12°C (54°F), while January sees much colder conditions with temperatures between -9°C (16°F) and a maximum of only 13°C (55°F), averaging just 3°C (38°F). Although May experiences slightly more precipitation at 69 mm (2.7 in) over 12 days, January is not far behind with 56 mm (2.2 in) of rain across 11 days, and it is also notably more humid at 90% compared to May’s 80%. For further details on January’s climate, you can check Kiel weather in January.

When comparing the weather in May and February, we see a significant shift in temperatures and conditions. May boasts a much warmer climate, with average temperatures reaching 12°C (54°F) and maximums soaring to 27°C (81°F), while February remains chilly, with an average of just 3°C (38°F) and a maximum of 17°C (62°F). Additionally, May experiences more precipitation at 69 mm (2.7 in) over 12 days, compared to February's 53 mm (2.1 in) over 10 days. Humidity levels are also slightly lower in May at 80%, compared to February’s higher humidity of 89%. For a detailed look at February weather, you can visit Kiel weather in February.

In comparing the weather of March and May, it's clear that May enjoys significantly milder temperatures, with averages rising from March's chilly 5°C (41°F) to a more pleasant 12°C (54°F). While March can dip as low as -10°C (15°F), May's minimum temperature stays above freezing, starting at 0°C (31°F). Additionally, both months experience similar levels of precipitation, with March receiving 64 mm (2.5 in) over 11 days and May slightly higher at 69 mm (2.7 in) over 12 days. Humidity is also higher in March at 88%, compared to May's 80%. For more details on March weather, visit Kiel weather in March.

In comparing the weather between April and May, we see a notable increase in temperature as May experiences a minimum of 0°C (31°F) and an average of 12°C (54°F), compared to April's lower minimum of -3°C (27°F) and average of 8°C (46°F). While both months have a maximum temperature that hovers around the mid-20s, May's highest can reach up to 27°C (81°F), slightly above April's peak of 26°C (78°F). Precipitation is higher in May at 69 mm (2.7 in) over 12 days, while April sees 40 mm (1.6 in) over 9 days. Additionally, May tends to have slightly lower humidity at 80% compared to April's 85%. For a more detailed look at April's weather patterns, visit Kiel weather in April.

In May, the weather is typically cooler with temperatures ranging from a minimum of 0°C (31°F) to a maximum of 27°C (81°F), while averaging around 12°C (54°F). This month experiences about 69 mm (2.7 in) of precipitation over approximately 12 days, coupled with high humidity at 80%. Conversely, June offers a notable increase in temperatures, with lows of 6°C (42°F), averages of 17°C (63°F), and highs reaching 32°C (89°F). Rainfall in June is slightly less, totaling 61 mm (2.4 in) over 11 days, and humidity decreases to 77%. For more detailed information, check out Kiel weather in June.

May and July present distinct weather patterns, showcasing the transition from spring to summer. In May, temperatures range from a chilly 0°C (31°F) at night to a comfortable 27°C (81°F) during the day, while July sees milder nighttime lows of 7°C (46°F) and hotter daytime highs of 32°C (89°F). May experiences more humidity at 80%, compared to July's slightly lower humidity level of 77%. Precipitation also increases slightly in July, with 80 mm (3.1 in) of rain over 13 days, compared to May's 69 mm (2.7 in) over 12 days. For more detailed information on July weather, you can visit Kiel weather in July.

May and August exhibit contrasting weather patterns, showcasing the transition from spring to late summer. In May, temperatures range from a chilly minimum of 0°C (31°F) to a mild maximum of 27°C (81°F), with an average of 12°C (54°F). This month experiences some rainfall, totaling 69 mm (2.7 in) over approximately 12 days, and maintaining high humidity at 80%. In contrast, August boasts warmer temperatures, with a minimum of 8°C (46°F), an average of 18°C (65°F), and maximums reaching 33°C (92°F). Precipitation in August rises slightly to 78 mm (3.1 in) over 13 days, and humidity decreases to 77%. For more details about weather conditions in August, you can check Kiel weather in August.

In May, temperatures range from a chilly 0°C (31°F) to a warm 27°C (81°F), with an average around 12°C (54°F). The month experiences about 69 mm (2.7 in) of rainfall over approximately 12 days and maintains a humidity level of 80%. In contrast, September sees slightly warmer temperatures, with a minimum of 4°C (40°F) and a maximum of 29°C (84°F), while averaging 14°C (58°F). This month has less precipitation at 54 mm (2.1 in) across around 11 days and a slightly higher humidity of 83%. For more insights into September weather, check out Kiel weather in September.

May and October present contrasting yet similar weather patterns, marked by mild temperatures and varied precipitation. In May, temperatures range from a minimum of 0°C (31°F) to a maximum of 27°C (81°F), with an average of 12°C (54°F) and 69 mm (2.7 in) of precipitation over approximately 12 days. On the other hand, October experiences slightly cooler temperatures, with a range from 0°C (32°F) to 25°C (78°F) and an average of 11°C (52°F). The month also sees increased rainfall, totaling 81 mm (3.2 in) over about 14 days, coupled with higher humidity levels at 87%. For those looking to understand more about October's climate, this link provides additional details: Kiel weather in October.

May and November present distinct contrasts in weather conditions. In May, temperatures range from a chilly 0°C (31°F) at night to a warm 27°C (81°F) during the day, with an average temperature of 12°C (54°F). The month experiences approximately 69 mm (2.7 in) of rainfall over 12 days, accompanied by a humidity level of 80%. In contrast, November sees cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 19°C (66°F), averaging around 7°C (44°F). Rainfall is lighter at 46 mm (1.8 in) over 10 days, and humidity increases to 89%. For more detailed information, you can visit Kiel weather in November.

May and December present contrasting weather patterns. In May, temperatures generally range from a minimum of 0°C (31°F) to a maximum of 27°C (81°F), with an average of 12°C (54°F). The month is characterized by relatively moderate precipitation of 69 mm (2.7 in) over approximately 12 days, accompanied by a humidity level of 80%. In stark contrast, December sees colder conditions, with temperatures ranging from a low of -9°C (16°F) to a high of 11°C (53°F) and an average of 4°C (39°F). This month has slightly less precipitation, totaling 63 mm (2.5 in) over around 13 days, and a higher humidity of 88%. For more detailed insights, check out Kiel weather in December.

Compare Kiel's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Kiel

May in Kiel brings a refreshing shift in weather as the city transitions from the chill of early spring to the warmth of summer. With temperatures peaking at a pleasant 27°C (81°F), locals and visitors alike begin to enjoy outdoor activities and the blooming scenery. Despite an average temperature of 12°C (54°F), the month also experiences occasional rain, with 12 days seeing precipitation totaling 69 mm (2.7 in). While humidity can reach as high as 80%, the mild conditions invite a lively atmosphere compared to the brisker months that precede it. For a deeper look into Kiel's climate patterns, visit Kiel Climate.