April Weather in Hamburg, Germany

Last updated: February 26, 2025

In April, Hamburg, Germany experiences a diverse climate characterized by fluctuating temperatures and notable humidity. The maximum temperature can reach a pleasant 27°C (80°F), while the average rests at a cool 9°C (48°F), dipping to a chilly minimum of -3°C (27°F). This month sees approximately 45 mm (1.8 in) of rainfall spread over 10 days, contributing to an 82% humidity level that often enhances the briskness in the air. As spring unfolds, residents and visitors alike can expect a mix of sunny days and occasional showers, perfect for experiencing the unique charm of this vibrant city.

April Temperature in Hamburg

April in Hamburg, Germany marks a delightful transition into spring, with temperatures notably rising from the lingering chill of winter. This month experiences a minimum temperature of -3°C (27°F), contrasting sharply with a pleasant maximum that can reach up to 27°C (80°F). The average temperature settles around 9°C (48°F), reflecting a significant rebound from the cooler months prior. As blossoms bloom and the city awakens, April showcases the potential for warm sunny days, making it an ideal time for outdoor exploration. The gradual shift from the frigid days of January through March to the mild conditions of May signals Hamburg's spirited embrace of spring, inviting locals and visitors alike to enjoy its vibrant atmosphere.

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

The chart illustrates April 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.

April Precipitation in Hamburg

April in Hamburg marks a transition into spring, with precipitation levels dropping to 45 mm (1.8 in) over approximately 10 days of rain. This amount is notably less than the preceding months, such as March, which saw 63 mm (2.5 in) across 12 rainy days. As the city shakes off the winter chill, rainfall begins to taper, hinting at the milder conditions to come in May, which typically brings an increase in both precipitation and temperature. This trend highlights a gradual shift in Hamburg's climate, as it moves from the damp, darker days of winter into a brighter, albeit wetter, spring season.

April Precipitation Trends in Hamburg

The chart displays monthly precipitation patterns in Hamburg, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec625563457070837351765169
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Hamburg

April sees a noticeable dip in humidity levels in Hamburg, Germany, with an average of 82%, a decrease from the preceding months. This transition marks the beginning of a gradual decline, as humidity consistently tapers off in the springtime, leading into May when it further drops to 73%. The trend reflects the city’s shift from the wet chill of winter, where humidity levels hover around 89% to 91%, to the more temperate and pleasantly crisp air of late spring and summer. As the year progresses, particularly through June and July, humidity levels stabilize around 66%, providing a refreshing break from the earlier dampness. This pattern highlights Hamburg’s dynamic climate and the seasonal changes that shape its atmospheric conditions.

April Average Humidity in Hamburg

This chart illustrates the average monthly humidity levels in Hamburg, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%82%73%66%66%67%81%86%90%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hamburg

As April arrives in Hamburg, the UV Index rises to 5, indicating a moderate level of sun exposure. This shift marks a significant increase from the previous months, where the UV Index ranged from 1 to 3. With a burn time of just 30 minutes, it's essential to start adopting sun protection measures as outdoor activities become more appealing with the warming temperatures. The transition into spring showcases the sun’s growing strength, preparing residents for even higher levels of UV exposure in May, when the Index will reach 7. For more detailed information and to stay updated on UV trends, check out Hamburg UV Index.

Maximum UV Index Levels in Hamburg for April

The chart shows the monthly maximum UV Index (UVI) for Hamburg in April, 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 April 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.

April Sunshine in Hamburg

As spring unfolds in Hamburg, April shines brightly with an impressive 351 hours of sunshine, marking a significant leap from the winter months. This surge in daylight not only fosters a sense of rejuvenation but also sets the stage for the city's vibrant outdoor activities. March, with 254 hours, shows an encouraging upward trend, hinting at the approaching warmth of spring. With each passing month, sunshine hours continue to climb, peaking in July with 411 hours before gradually tapering off towards the end of the year. This seasonal pattern showcases Hamburg’s transformation, where April stands as a delightful testament to longer days and brighter skies, inviting residents and visitors alike to revel in the embrace of spring.

Monthly Sunshine Duration in Hamburg: April Highlighted

The April sunshine duration represents the total number of hours Hamburg experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec98h179h254h351h396h408h411h384h308h245h153h100h
Data source: Hamburg April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hamburg During April

As April arrives in Hamburg, the likelihood of sunny weather begins to show a notable upswing, with 40% chance of sunshine—a significant increase from the winter months. This transition marks a gradual departure from the 13% in January and 25% in February, as the city shakes off the cold to welcome spring. Compared to the 34% in March, April offers a brighter outlook, paving the way for outdoor activities and blossoming landscapes. However, this promising increase is followed by a dip in May with a 27% chance of sun, highlighting the unpredictable nature of Hamburg’s weather. Overall, April stands out as a peak moment of potential warmth and brightness in the early spring calendar, making it a delightful time to explore the city.

Percentage of Sunny Days in April in Hamburg

The chart illustrates the percentage of sunny days in Hamburg throughout the year, with April 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 April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hamburg in April

As spring unfolds in Hamburg, the increase in daylight becomes quite pronounced by April, where residents can enjoy around 14 hours of sunlight. This marks a significant rise from 11 hours in March, heralding longer, brighter days that invite outdoor activities and social gatherings. The transition into summer continues in May, peaking at 15 hours of daylight, before reaching a maximum of 16 hours in June and July. However, as summer wanes, daylight begins to taper off again, dropping to 12 hours by September and further to 10 hours in October. This seasonal rhythm underscores a vibrant cycle of light and shadow, invigorating Hamburg’s spring and summer months while gently guiding the city into its autumnal embrace.

Average Daylight Hours in Hamburg for April

The chart illustrates the variation in daylight duration in Hamburg throughout the year, with April 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.

April Winds in Hamburg

April in Hamburg brings a gentle breeze, with an average wind speed of 3.7 m/s (8 mph), mirroring the calm atmosphere of early spring. As winter recedes, the winds remain consistent but slightly less vigorous than the preceding months of January through March, which lingered around 3.8 m/s. This mild wind heralds the freshness of blooming flowers and a gradual warming trend, setting the stage for the breezier days ahead in May, which typically brings a slight uptick in velocity back to 3.8 m/s. Interestingly, while April's winds offer a reprieve from the winter gusts, they are part of a broader pattern observed: winds in Hamburg often decline in velocity as summer approaches, reaching their annual low in June. Thus, April acts as a transitional month, where the charm of gentle winds invites residents and visitors alike to embrace the awakening of nature.

Average April Wind Speed in Hamburg

The chart displays monthly wind speed patterns in Hamburg, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.73.83.7 m/s3.82.63.13.63.14.13.73.8
Data source: Hamburg April wind data, generated using information from the Copernicus Climate Change Service.

How April 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 April'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.

April and January present distinctly different weather patterns. In April, temperatures range from a chilly minimum of -3°C (27°F) to a pleasant maximum of 27°C (80°F), with an average temperature of 9°C (48°F). This month typically experiences less precipitation, averaging 45 mm (1.8 in) over about 10 days, along with a humidity level of 82%. In stark contrast, January sees much colder conditions, with temperatures dropping to a minimum of -10°C (14°F) and an average temperature of just 3°C (38°F). The maximum temperature rarely exceeds 13°C (56°F). Additionally, January has a higher precipitation amount of 62 mm (2.4 in) over around 11 days, accompanied by an even higher humidity of 91%. For more detailed information, check out Hamburg weather in January.

When comparing the weather in April and February, it's evident that April brings milder temperatures, ranging from a minimum of -3°C (27°F) to a pleasant average of 9°C (48°F) and a maximum of 27°C (80°F). In contrast, February's temperatures are significantly cooler, with a minimum of -13°C (9°F) and an average of 3°C (38°F), peaking at 18°C (65°F). Additionally, April experiences slightly less precipitation, totaling 45 mm (1.8 in) over about 10 days, compared to February's 55 mm (2.2 in) over 11 days. Humidity levels also differ slightly, with April at 82% and February at a higher 89%. For more details on February weather, you can check Hamburg weather in February.

In comparing the weather of April and March, April generally showcases a significant warming trend. While March experienced minimum temperatures dropping to a frigid -15°C (6°F) and an average of only 5°C (42°F), April's temperatures rise notably, with a minimum of -3°C (27°F) and an average of 9°C (48°F). Additionally, April reached a maximum of 27°C (80°F), providing a notable contrast to March’s peak of 20°C (69°F). Precipitation levels indicate that March was wetter, with 63 mm (2.5 in) over 12 days compared to April's 45 mm (1.8 in) on 10 days, although humidity remains relatively high in both months, at 82% for April and 87% for March. For a more detailed view, you can check Hamburg weather in March.

April and May present a notable transition in weather conditions. In April, temperatures range from a chilly minimum of -3°C (27°F) to a comfortable maximum of 27°C (80°F), with an average temperature of 9°C (48°F). The month experiences about 45 mm (1.8 inches) of precipitation over approximately 10 days, accompanied by a higher humidity level of 82%. In contrast, May sees a rise in temperatures, with minimums of -1°C (31°F), an average of 13°C (56°F), and maximums reaching 31°C (88°F). However, May also brings increased precipitation, totaling 70 mm (2.8 inches) over 13 days, and a drop in humidity to 73%. For more detailed information, visit Hamburg weather in May.

April weather is characterized by a wide temperature range, with minimums dipping as low as -3°C (27°F) and maximums reaching up to 27°C (80°F). This month experiences an average temperature of around 9°C (48°F) and quite a bit of precipitation, totaling 45 mm (1.8 in) over approximately 10 days, contributing to a high humidity level of 82%.

In contrast, June is significantly warmer, with minimum temperatures averaging around 7°C (44°F) and maximums soaring to 33°C (92°F). The average temperature rises to about 18°C (65°F), and while precipitation increases slightly to 70 mm (2.7 in), it occurs over 11 days, resulting in lower humidity at 66%.

Overall, June provides a more stable and warmer climate compared to the unpredictable and chillier conditions of April. For more detailed insights, check out Hamburg weather in June.

April and July present contrasting weather patterns. In April, temperatures vary from a chilly minimum of -3°C (27°F) to a comfortable average of 9°C (48°F), reaching a pleasant maximum of 27°C (80°F). The month experiences around 45 mm (1.8 in) of precipitation over approximately 10 days, with humidity levels at a high 82%. Conversely, July offers a warmer atmosphere, with minimum temperatures rising to 7°C (45°F) and an average temperature of 18°C (65°F), peaking at a high of 35°C (96°F). Precipitation increases to 83 mm (3.3 in) across about 12 days, but humidity drops to a more moderate 66%. For more detailed information, you can check Hamburg weather in July.

April and August exhibit distinct weather patterns, highlighting the transition from early spring to late summer. In April, temperatures range from a chilly minimum of -3°C (27°F) to a pleasant maximum of 27°C (80°F), with an average of 9°C (48°F). This month experiences about 45 mm (1.8 in) of precipitation over roughly 10 days, accompanied by relatively high humidity at 82%.

Conversely, August sees a shift towards warmer conditions, with minimum temperatures of 6°C (44°F), an average of 19°C (66°F), and a peak of 35°C (96°F). Precipitation increases to 73 mm (2.9 in) over 14 days, yet humidity drops to 67%, making it feel more comfortable in comparison to April. For more details on the August weather, you can check out Hamburg weather in August.

April and September present distinct yet somewhat transitional weather patterns. In April, temperatures range from a brisk minimum of -3°C (27°F) to a comfortable maximum of 27°C (80°F), with an average of 9°C (48°F). The month sees about 45 mm (1.8 in) of precipitation over 10 days, accompanied by relatively high humidity levels at 82%. In contrast, September experiences slightly milder temperatures, with a minimum of 2°C (36°F), an average of 15°C (59°F), and a maximum reaching up to 31°C (88°F). Although September has a bit more precipitation at 51 mm (2.0 in) also over 10 days, humidity levels are slightly lower at 81%. These differences highlight the transition from the coolness of early spring in April to the warmth of late summer in September. For more specific insights, check out Hamburg weather in September.

April and October exhibit mild temperature ranges, but their overall weather patterns differ. In April, temperatures can drop to as low as -3°C (27°F) and peak at 27°C (80°F) with an average of 9°C (48°F). Precipitation is moderate, with about 45 mm (1.8 in) falling over 10 days and humidity around 82%. In contrast, October features a slightly higher average temperature of 11°C (53°F), with minimums at -2°C (29°F) and maximums reaching 27°C (81°F). However, it experiences more rainfall, totaling 76 mm (3.0 in) over 15 days and slightly higher humidity at 86%. For a detailed look at October weather, check out Hamburg weather in October.

April and November exhibit notable differences in weather patterns, despite sharing similar minimum temperatures of -3°C (27°F). In April, the average temperature rises to 9°C (48°F), peaking at a warmer 27°C (80°F), while November has a cooler average of 7°C (44°F) and a maximum temperature of 19°C (67°F). Precipitation levels are slightly higher in November, with 51 mm (2.0 in) over 11 days compared to April's 45 mm (1.8 in) over 10 days. Additionally, November tends to be more humid, with an average humidity of 90% compared to April's 82%. For a more detailed look at November weather, check out Hamburg weather in November.

April and December present strikingly different weather patterns. In April, temperatures range from a chilly -3°C (27°F) to a pleasant max of 27°C (80°F), with an average of 9°C (48°F) and 45 mm of precipitation spread over about 10 days. The humidity sits at 82%, creating a refreshing spring atmosphere. In contrast, December is much colder, with temperatures dipping to a minimum of -11°C (13°F) and averaging around 4°C (40°F), while peaking at a mild 12°C (54°F). The month sees more precipitation at 69 mm (2.7 in) over 13 days and higher humidity at 90%. For a more detailed look at December weather, check out Hamburg weather in December.

Compare Hamburg's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Hamburg

As April unfolds in Hamburg, the weather transitions from the chill of winter to a more inviting springtime atmosphere. With the potential for temperatures to reach a pleasant 27°C, residents and visitors alike experience a notable shift—though the average still hovers around a cool 9°C. While rain graces about 10 days of the month, the overall precipitation is relatively moderate, allowing for plenty of opportunities to enjoy the emerging blooms and longer daylight hours. The humidity level remains high at 82%, adding a touch of softness to the air. Compared to the colder months, April stands out as a time of renewal and fresh beginnings, providing a unique blend of cool and warm moments. To explore more about Hamburg's fluctuating weather patterns throughout the year, visit Hamburg Climate.