May Weather in Hamburg, Germany

Last updated: February 26, 2025

May in Hamburg, Germany, presents a vibrant mix of weather, where temperatures can soar up to a maximum of 31°C (88°F), while averaging around a comfortable 13°C (56°F). This month also sees the occasional chilly dip, with minimum temperatures dropping to -1°C (31°F). Despite the warmth, precipitation is significant, amounting to 70 mm (2.8 in) over 13 days, contributing to the city's lush greenery. The humidity levels hover around 73%, providing a refreshing atmosphere that contrasts with the sunny peaks of late spring, making May a dynamic and weather-rich experience in Hamburg.

May Temperature in Hamburg

In May, Hamburg begins to emerge from the chilly grip of winter, showcasing a dramatic temperature rise that signals the arrival of spring. With minimums sitting at around -1°C (31°F) and average temperatures reaching a pleasant 13°C (56°F), the city starts to shake off the cold, making way for warmer days. The maximum temperature can soar to 31°C (88°F), hinting at the summer that lies ahead. This month stands out as a pivotal transition period, where the contrast between the lingering cold and the warmth of approaching summer shapes the experience of residents and visitors alike. Overall, May serves as a reminder of Hamburg’s dynamic climate, offering a perfect blend of crisp air and sunnier days that invite outdoor exploration.

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

The chart illustrates May temperature patterns in Hamburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec373841485565656659534439
Data source: Temperature data for Hamburg generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Hamburg

In May, Hamburg experiences a noticeable increase in precipitation, with an average of 70 mm (2.8 in) of rain over 13 days. This marks a transition from the lighter showers of April, where rainfall dropped to 45 mm (1.8 in). The city's lush greenery thrives as these late spring rains nourish blooming flowers and trees. Interestingly, the rainfall levels in May mirror those of June, hinting at a consistent pattern of moisture to sustain the vibrant summer growth. As the city prepares for warmer months, these early rains play a crucial role in shaping the picturesque landscapes that Hamburg is known for.

May Precipitation Trends in Hamburg

The chart displays monthly precipitation patterns in Hamburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec625563457070837351765169
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hamburg

In May, the humidity in Hamburg, Germany, dips to 73%, marking a noticeable decrease compared to the preceding months. This transition reflects a broader trend as spring unfolds, with humidity gradually declining from the high 91% in January to a more comfortable level in the late spring. Following May, the summer months see humidity stabilize around 66-67% in June and July, offering a respite from the heavier moisture of winter and early spring. As the year progresses towards autumn, humidity begins to rise again, peaking at 90% by November. This cyclical pattern highlights Hamburg's shifting climate, where each month brings distinct changes that shape the city's atmospheric experience.

May Average Humidity in Hamburg

This chart illustrates the average monthly humidity levels in Hamburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%82%73%66%66%67%81%86%90%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hamburg

As spring blooms into May, Hamburg experiences a notable rise in the UV Index, reaching a high level of 7. This increase signals a shift from the moderate exposure categories seen in the earlier months, reducing burn time to just 25 minutes for unprotected skin. It's a reminder for residents and visitors alike to be mindful of sun safety as they enjoy the warmer weather. With June bringing an even higher UV Index of 8, the trend is clear: as the season progresses, the sun’s intensity intensifies, making sun protection increasingly essential. For more information on UV trends throughout the year, check out Hamburg UV Index.

Maximum UV Index Levels in Hamburg for May

The chart shows the monthly maximum UV Index (UVI) for Hamburg 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.
JanFebMarAprMayJunJulAugSepOctNovDec123578775321
Data source: Hamburg 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 Hamburg

As May unfolds in Hamburg, Germany, the city basks in a remarkable 396 hours of sunshine, marking a delightful peak in daylight that sets the tone for summer ahead. Following a progressive increase from the chilly depths of January, where sunshine barely graced the skies with 98 hours, each month has ushered in more light, culminating in May's brilliance. The trend showcases a steady rise from 179 hours in February to a vibrant 351 hours in April, making the arrival of May not just a transition, but a celebration of longer, brighter days. As the sunlight continues to embrace Hamburg, residents and visitors alike are drawn outdoors, enjoying the sun-drenched charm of the city as it prepares for the warm embrace of summer.

Monthly Sunshine Duration in Hamburg: May Highlighted

The May sunshine duration represents the total number of hours Hamburg 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.
JanFebMarAprMayJunJulAugSepOctNovDec98h179h254h351h396h408h411h384h308h245h153h100h
Data source: Hamburg May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hamburg During May

In Hamburg, Germany, May experiences a 27% chance of sunny weather, which reflects a slight dip compared to the preceding months of April, where the likelihood rises to 40%. This indicates that while May can still bring some sunny days, the weather may start to shift as the city transitions into early summer. As spring fades, the trend of increasing sunshine seen from January through April begins to plateau. Following May, the chances of sun remain relatively steady in June and July, suggesting a potential for pleasant weather further into the season. Overall, while May may not be the sunniest month, it serves as a bridge to more promising summer days ahead.

Percentage of Sunny Days in May in Hamburg

The chart illustrates the percentage of sunny days in Hamburg 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 Hamburg experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%25%34%40%27%33%31%30%28%27%14%17%
Data source: Hamburg May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hamburg in May

In May, Hamburg basks in approximately 15 hours of daylight, marking a delightful peak in the spring season. This significant increase from the 14 hours in April showcases the city's transition into sunnier, longer days as summer approaches. The trend is clear: after the slow awakening from winter's grip with just 8 hours in January and 9 hours in February, daylight steadily climbs, peaking in June with 16 hours. Following May, daylight begins to wane slightly, navigating back down to 14 hours in August. This rhythmic cycle of light not only brightens the landscape but also invigorates the city's vibrant outdoor activities, signaling the heart of the spring and early summer months.

Average Daylight Hours in Hamburg for May

The chart illustrates the variation in daylight duration in Hamburg throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 5m9h 48m11h 54m14h 2m15h 56m16h 56m16h 24m14h 41m12h 37m10h 30m8h 34m7h 32m
Data source: Hamburg daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Hamburg

In May, Hamburg experiences a gentle breeze, with an average wind speed of 3.8 m/s (9 mph), mirroring the conditions of earlier months like January and March. This steady wind provides a refreshing contrast to the declining speeds seen in June, where winds drop to 2.6 m/s (6 mph). Notably, May stands out as a month where the winds begin to pick up slightly again, signaling the transition into summer. As summer progresses, the wind speeds fluctuate but generally remain lower than the spring months, highlighting May's role as a bridge between the cooler, breezier spring days and the calmer warmth of summer in Hamburg. The alternating patterns throughout the year reveal a rhythmic cycle of wind, making May a delightful time to enjoy the city’s waterfront and outdoor spaces.

Average May Wind Speed in Hamburg

The chart displays monthly wind speed patterns in Hamburg, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.73.83.73.8 m/s2.63.13.63.14.13.73.8
Data source: Hamburg May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Hamburg Compares to Other Months

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

May and January exhibit striking contrasts in weather patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm average of 13°C (56°F) and can soar to a maximum of 31°C (88°F), making it a month of noticeable warmth. In contrast, January experiences much colder conditions, with a minimum of -10°C (14°F) and an average of just 3°C (38°F), peaking at 13°C (56°F). Precipitation is similar, with May receiving 70 mm (2.8 in) over 13 days, while January sees 62 mm (2.4 in) across 11 days. Additionally, the humidity is notably lower in May at 73%, compared to a higher 91% in January. For more details, check out Hamburg weather in January.

When comparing the weather in May and February, a stark contrast becomes evident. May boasts a more moderate temperature range, with lows around -1°C (31°F) and highs reaching up to 31°C (88°F), resulting in a pleasant average temperature of 13°C (56°F). In contrast, February experiences much colder conditions, with minimum temperatures plunging to -13°C (9°F) and a maximum of 18°C (65°F), leading to an average of just 3°C (38°F). Precipitation levels are slightly higher in May at 70 mm (2.8 in) over 13 days compared to February's 55 mm (2.2 in) over 11 days. Additionally, February has a higher humidity level at 89%, while May sees a more comfortable 73%. For more insights, you can explore Hamburg weather in February.

In comparing the weather between March and May, a noticeable warmth emerges in May, where temperatures range from a minimum of -1°C (31°F) to a maximum of 31°C (88°F), with an average of 13°C (56°F). In contrast, March experiences much cooler temperatures, with a minimum of -15°C (6°F) and a maximum of only 20°C (69°F), averaging at 5°C (42°F). While both months see a comparable amount of precipitation—70 mm (2.8 in) in May and 63 mm (2.5 in) in March—March tends to be slightly wetter, receiving precipitation over 12 days compared to 13 days in May. Additionally, humidity levels are higher in March at 87%, compared to 73% in May, contributing to a more brisk and raw feel in early spring. For more detailed information, check out Hamburg weather in March.

May typically experiences a wider temperature range compared to April, with minimum temperatures around -1°C (31°F) and maximums reaching up to 31°C (88°F), giving an average temperature of 13°C (56°F). In contrast, April sees slightly colder conditions, with a minimum of -3°C (27°F) and a maximum of 27°C (80°F), averaging around 9°C (48°F). Additionally, May has more precipitation, totaling 70 mm (2.8 in) over 13 days, compared to April's 45 mm (1.8 in) over 10 days. Humidity levels are also notably high in both months, although April maintains a higher average humidity at 82% compared to May's 73%. For more specific insights on April’s weather, check out Hamburg weather in April.

May and June present a noticeable transition in weather patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (88°F), with an average temperature of 13°C (56°F). This month experiences about 70 mm (2.8 in) of precipitation over 13 days, accompanied by a higher humidity level of 73%. In contrast, June showcases milder conditions with minimum temperatures around 7°C (44°F) and maximums reaching 33°C (92°F), averaging at 18°C (65°F). Precipitation is slightly lower at 70 mm (2.7 in) but occurs over just 11 days, resulting in reduced humidity at 66%. For more detailed information, you can check Hamburg weather in June.

In comparing the weather between May and July, May experiences a broader range of temperatures, with a minimum of -1°C (31°F) and a maximum of 31°C (88°F), leading to an average temperature of 13°C (56°F). In contrast, July tends to be warmer overall, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (96°F) and an average of 18°C (65°F). While May receives approximately 70 mm (2.8 in) of precipitation over 13 days, July sees slightly more rainfall at 83 mm (3.3 in) but over just 12 days. Humidity levels are also different, with May being more humid at 73%, compared to July's 66%. For a more detailed look at July weather in Hamburg, you can visit Hamburg weather in July.

When comparing the weather in May and August, there are notable differences in temperature and humidity levels. May experiences a broader temperature range, with minimums dipping to -1°C (31°F) and maximums reaching up to 31°C (88°F), resulting in an average of 13°C (56°F). In contrast, August features milder minimums at 6°C (44°F) and higher maximums peaking at 35°C (96°F), with an average temperature of 19°C (66°F). Precipitation levels are fairly similar, with May receiving 70 mm (2.8 in) over 13 days and August slightly higher at 73 mm (2.9 in) over 14 days. Humidity is also higher in May at 73%, compared to August's 67%. For more detailed insights, you can check out Hamburg weather in August.

In comparing May and September weather, both months experience similar maximum temperatures, reaching up to 31°C (88°F). However, May tends to be more variable, with minimum temperatures dipping to -1°C (31°F) compared to September's slightly warmer minimum of 2°C (36°F). While average temperatures are a bit higher in September at 15°C (59°F) compared to May’s 13°C (56°F), the overall humidity is notably higher in September at 81%, compared to May's 73%. Precipitation levels are also lower in September, with 51 mm (2.0 in) falling over 10 days, compared to May’s 70 mm (2.8 in) over 13 days. For more detailed information, you can check out Hamburg weather in September.

In May, temperatures range from a chilly -1°C (31°F) to a warm 31°C (88°F), averaging around 13°C (56°F), while October sees slightly cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 27°C (81°F), averaging at 11°C (53°F). Precipitation levels are relatively close, with May receiving 70 mm (2.8 in) over about 13 days and October with 76 mm (3.0 in) spread over 15 days. Additionally, October is typically more humid, recording a humidity level of 86% compared to May's 73%. For more detailed insights, you can visit Hamburg weather in October.

May and November present quite contrasting weather. In May, temperatures can range from a chilly -1°C (31°F) at night to a warm 31°C (88°F) during the day, with an average temperature of 13°C (56°F). The month experiences about 70 mm (2.8 in) of precipitation over 13 days, accompanied by a humidity level of 73%. In contrast, November brings cooler weather with temperatures ranging from a low of -3°C (27°F) to a maximum of 19°C (67°F), averaging just 7°C (44°F). Precipitation decreases slightly to 51 mm (2.0 in) over 11 days, but humidity rises to a notable 90%. For more detailed information, check out Hamburg weather in November.

In May, temperatures in Hamburg range widely from a chilly min of -1°C (31°F) to a warm max of 31°C (88°F), with an average of 13°C (56°F). The month experiences about 70 mm (2.8 in) of precipitation over 13 days, coupled with a relatively moderate humidity of 73%. In contrast, December brings a cooler climate, with temperatures dipping lower, featuring a min of -11°C (13°F) and a max of 12°C (54°F), resulting in an average of only 4°C (40°F). Precipitation remains similar at 69 mm (2.7 in) across the same number of days, but the humidity increases significantly to 90%. This stark contrast highlights the transition from the mildness of late spring to the chill of mid-winter. For more specific information about December weather, you can visit Hamburg weather in December.

Compare Hamburg's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Hamburg

As May unfolds in Hamburg, it brings a refreshing transition from the chill of spring to the warmth of summer, with temperatures reaching a pleasant peak amid the month’s fluctuating weather. While the average temperature hovers around a comfortable 13°C, the occasional surge to 31°C reminds residents that summer is just around the corner. Despite this warm-up, the city still experiences a fair share of rain, with about 13 days of precipitation adding a touch of unpredictability to the season. The humidity level sits at a moderate 73%, enhancing the overall experience of the city's vibrant spring atmosphere. For a deeper understanding of how May weather in Hamburg compares with other months and its overall climate, be sure to check out Hamburg Climate.