April Weather in Piraeus, Greece

Last updated: August 21, 2025

April in Piraeus, Greece welcomes a transition into warmer spring days, with maximum temperatures reaching a pleasant 29°C (85°F) and averaging 15°C (60°F). While the evenings may still feel crisp, dipping to a minimum of 4°C (40°F), the overall climate is inviting for both locals and visitors. Rainfall is moderate, with 42 mm (1.6 in) spread over 5 days, contributing to a humidity level of 75% that enhances the vibrant greenery of the coastal landscapes. This month presents a delightful balance between warmth and refreshing breezes, making it a great time to explore the rich history and stunning views of the area.

April Temperature in Piraeus

April in Piraeus, Greece, marks a delightful transition into spring, showcasing a notable rise in temperatures that beckons outdoor enthusiasts. With minimums of 4°C (40°F) and average highs reaching a pleasant 29°C (85°F), this month offers a refreshing warmth, perfect for exploring the scenic coastal and urban landscapes. The gradual increase from the cooler months of March and February signals the end of winter's chill, making way for sunny days and blooming flowers. This month's weather invites visitors to enjoy the vibrant culture and breathtaking views that Piraeus has to offer, setting the stage for a splendid Mediterranean experience. As the temperatures continue to rise, April presents an ideal backdrop for leisurely strolls and savoring delicious local cuisine al fresco.

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

The chart illustrates April temperature patterns in Piraeus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Piraeus, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec485154606977838376665952
Data source: Temperature data for Piraeus 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.

April Precipitation in Piraeus

April in Piraeus, Greece, ushers in a moderate shift in precipitation patterns with 42 mm (1.6 in) of rainfall over 5 days. This month marks a slight uptick from March's 39 mm (1.5 in), hinting at the transition towards the wetter season. As the region begins to warm, April showcases resilience against the drier trend observed in May, where rainfall drops significantly to just 23 mm (0.9 in). With spring in full bloom, the pleasant rains in April help nourish the landscape, setting the stage for the dry summer months ahead, particularly highlighted by July's minimal 9 mm (0.4 in). Overall, April serves as a vital bridge between the wetter winter months and the arid conditions that characterize the heart of summer in the Mediterranean.

April Precipitation Trends in Piraeus

The chart displays monthly precipitation patterns in Piraeus, 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. In Piraeus, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5748394223339417304866
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Piraeus

In April, Piraeus, Greece experiences an average humidity of 75%, maintaining a consistent level that echoes the preceding months of March (74%) and February (75%). This slight stability hints at the transition from the cooler, more humid winter months into the warmer spring season. As the year progresses, humidity begins to peak slightly in May at 77%, suggesting that the coastal town is gearing up for the hotter summer months. Interestingly, a trend emerges through the summer, where humidity levels decrease, reaching their lowest in August (63%). Overall, April's humidity reflects a balanced climate, creating an inviting atmosphere for visitors and residents alike.

April Average Humidity in Piraeus

This chart illustrates the average monthly humidity levels in Piraeus, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Piraeus is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%77%72%68%63%65%72%75%76%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Piraeus

As April arrives in Piraeus, Greece, the UV Index climbs to 8, marking a significant shift to a very high exposure category. This increase in UV intensity reduces the burn time to just 15 minutes, emphasizing the importance of sun protection during outdoor activities. Following the milder UV levels of early spring, this month’s readings set the stage for the rapidly approaching summer months, which will see UV Index levels remain at a peak of 10. As the sun's rays become more potent, it is essential to remain vigilant; understanding these trends can help ensure a safe and enjoyable time in the sun. For detailed insights, check out the Piraeus UV Index.

Maximum UV Index Levels in Piraeus for April

The chart shows the monthly maximum UV Index (UVI) for Piraeus 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. In April, the maximum UV index in Piraeus typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101010108743
Data source: Piraeus 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 Piraeus

April in Piraeus, Greece, heralds the first whispers of summer with 346 hours of sunshine, marking a delightful increase from the 328 hours in March. This upward trend continues as the days grow longer and warmer, setting the stage for May, which boasts an impressive 398 hours of sun. The gradual rise in daylight hours from January's 200 points to a compelling shift toward sunnier days, as spring fully embraces the region. As the year progresses, June and July will reach their peak, with a stunning 409 and 423 hours respectively, creating an inviting backdrop for outdoor adventures. This consistent progression of sunshine not only enhances Piraeus’s charm but also signals the joyful arrival of warmer seasons that beckon locals and travelers alike to bask in the Mediterranean glow.

Monthly Sunshine Duration in Piraeus: April Highlighted

The April sunshine duration represents the total number of hours Piraeus 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.
JanFebMarAprMayJunJulAugSepOctNovDec200h252h328h346h398h409h423h396h346h313h261h250h
Data source: Piraeus April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Piraeus During April

As April arrives in Piraeus, Greece, the likelihood of basking in sunny weather stands at a modest 55%. This marks a slight dip compared to the sunnier months of May and June, which boast chances of 70% and 71% respectively. Interestingly, April retains a more favorable outlook compared to the winter months, with January and February showing just 45% and 58% chances of sunshine. While the sun is not guaranteed, April definitely hints at the imminent warmth of summer, setting the stage for brighter days ahead as the city transitions from spring to the sun-drenched heights of summer.

Percentage of Sunny Days in April in Piraeus

The chart illustrates the percentage of sunny days in Piraeus 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 Piraeus experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%58%57%55%70%71%94%95%77%57%40%51%
Data source: Piraeus April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Piraeus in April

As spring unfolds in Piraeus, Greece, the increase in daylight becomes increasingly evident. April marks a delightful transition, with daylight extending to 13 hours, creating perfect conditions for outdoor activities and exploration. This surge in sunlight is part of a broader trend where the days grow longer from the depths of winter, showcasing a gradual increase from 9 hours in January to 11 hours in March. Following April, May and June maintain a vibrant full 14 hours, offering ample time to bask in the Mediterranean glow. As summer approaches, daylight starts to taper off slightly, with August returning to 13 hours, setting the stage for a beautiful fall transition. In essence, April not only heralds the warmth of spring but also exemplifies the rhythm of daylight that enhances the charm of Piraeus throughout the year.

Average Daylight Hours in Piraeus for April

The chart illustrates the variation in daylight duration in Piraeus throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 50m10h 46m11h 58m13h 11m14h 14m14h 44m14h 28m13h 33m12h 23m11h 10m10h 6m9h 33m
Data source: Piraeus daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Piraeus

In Piraeus, Greece, the April winds start to whisper a gentle melody, with an average speed of 2.6 m/s (6 mph). While the breezes are slightly softer compared to the earlier months, they still maintain a refreshing quality that hints at the warmth of spring. This trend of diminishing wind speeds continues into May and June, where the winds calm down to 2.4 m/s and 1.8 m/s respectively. However, as summer approaches, a resurgence occurs in July with speeds reaching back to 3.1 m/s, illustrating a dynamic ebb and flow of Piraeus's coastal winds throughout the year. The subtle shifts in wind patterns, especially in April, mark the transition from the chill of winter to the vibrant energy of spring and summer.

Average April Wind Speed in Piraeus

The chart displays monthly wind speed patterns in Piraeus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.02.92.6 m/s2.41.83.12.73.03.13.03.5
Data source: Piraeus April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Piraeus Compares to Other Months

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

April typically offers milder temperatures compared to January, with minimums around 4°C (40°F) and maximums reaching up to 29°C (85°F), resulting in an average temperature of 15°C (60°F). In contrast, January experiences colder conditions, with minimum temperatures dropping to -4°C (25°F) and an average of only 9°C (48°F). While April sees about 42 mm (1.6 in) of precipitation over roughly 5 days, January has slightly more precipitation at 57 mm (2.2 in) across 7 days. Humidity levels are comparable, with April at 75% and January slightly higher at 76%. For more detailed insights, check out Piraeus weather in January.

April generally offers warmer temperatures compared to February, with a minimum of 4°C (40°F) and an average of 15°C (60°F) compared to February's minimum of 0°C (32°F) and average of 10°C (51°F). The maximum temperature in April can reach up to 29°C (85°F), significantly higher than February's peak of 20°C (68°F). While April sees slightly less precipitation at 42 mm (1.6 in) over 5 days, compared to February's 48 mm (1.9 in) over 8 days, both months maintain a consistent humidity level of 75%. For more details, check out the Piraeus weather in February.

In comparing the weather for March and April, April proves to be generally warmer with average temperatures rising from 12°C (54°F) in March to 15°C (60°F). The minimum temperatures in April are also notably higher, with April starting at 4°C (40°F) compared to March's 0°C (32°F). Although both months experience a similar amount of precipitation, with March recording 39 mm (1.5 in) and April slightly higher at 42 mm (1.6 in), the humidity remains quite consistent, only slightly increasing from 74% in March to 75% in April. For a more detailed look at March weather, you can visit Piraeus weather in March.

April typically offers a wide range of temperatures, with lows around 4°C (40°F) and highs reaching up to 29°C (85°F), while averaging a comfortable 15°C (60°F). The month sees about 42 mm (1.6 in) of precipitation over approximately five days, coupled with a humidity level of 75%. In contrast, May experiences warmer conditions, with minimum temperatures rising to 10°C (51°F) and maximums soaring to 36°C (97°F), averaging around 21°C (70°F). Precipitation decreases to 23 mm (0.9 in) over four days, and humidity slightly increases to 77%. This shift from April to May signifies a transition toward hotter and drier days, perfect for outdoor activities. For more details on the weather in May, you can visit Piraeus weather in May.

April and June exhibit notable differences in weather patterns. In April, temperatures range from a cool 4°C (40°F) to a comfortable 29°C (85°F), with an average of 15°C (60°F). The month experiences 42 mm (1.6 in) of precipitation across five days and maintains a relatively high humidity of 75%. In contrast, June sees warmer temperatures, with a minimum of 13°C (56°F), an average of 25°C (77°F), and maximums reaching up to 38°C (101°F). This month has slightly less rain, totaling 33 mm (1.3 in), also over five days, and a humidity level of 71%. For more detailed insights, you can check this link: Piraeus weather in June.

April and July present quite contrasting weather patterns. In April, temperatures range from a cool minimum of 4°C (40°F) to a warmer maximum of 29°C (85°F), with an average of 15°C (60°F). This month sees a fair amount of precipitation, with 42 mm (1.6 in) spread over about 5 days, contributing to a higher humidity level of 75%.

In stark contrast, July offers a much hotter climate, with temperatures ranging from a minimum of 19°C (67°F) to a blistering maximum of 42°C (108°F), averaging around 28°C (83°F). Rainfall is scarce at just 9 mm (0.4 in) over 2 days, resulting in a lower humidity of 68%. For more details, check out Piraeus weather in July.

April and August present contrasting weather experiences. In April, temperatures range from a cool minimum of 4°C (40°F) to a maximum of 29°C (85°F), with an average of 15°C (60°F) and a notable humidity level of 75%. Rainfall is relatively common, totaling 42 mm (1.6 in) over approximately five days. In contrast, August boasts much warmer conditions, with minimum temperatures of 19°C (66°F) and maximums reaching a scorching 43°C (109°F) for an average of 28°C (83°F). Precipitation is virtually nonexistent, with only 4 mm (0.2 in) expected, and humidity drops to a more comfortable 63%. For those interested in a specific location, Piraeus weather in August highlights the summer conditions in this coastal city.

April and September present distinctly different weather patterns. In April, temperatures range from a chilly minimum of 4°C (40°F) to a warm maximum of 29°C (85°F), with an average of 15°C (60°F). During this month, the region experiences about 42 mm (1.6 in) of precipitation over roughly 5 days, along with a humidity level of 75%. Conversely, September sees a more consistent warm climate, with minimum temperatures starting at 13°C (55°F) and soaring to a high of 37°C (98°F), averaging 24°C (76°F). Rainfall in September is considerably lower at 17 mm (0.7 in) over just 2 days, accompanied by a reduced humidity of 65%. For more specific details, check out Piraeus weather in September.

April and October present distinct yet mild weather patterns. In April, temperatures range from a chilly 4°C (40°F) at night to a warm 29°C (85°F) during the day, offering a comfortable average of 15°C (60°F). This month experiences about 42 mm (1.6 in) of precipitation over five days, with humidity averaging 75%.

In contrast, October sees slightly warmer evenings, with a minimum temperature of 7°C (45°F), and daytime highs reaching up to 31°C (89°F). The average temperature sits at 19°C (66°F), while the precipitation is lower at 30 mm (1.2 in), occurring over just four days, accompanied by a slightly lower humidity of 72%. For a detailed look at how October weather shapes up, you can check out Piraeus weather in October.

April and November exhibit similar humidity levels, around 75%, yet their temperature ranges and precipitation patterns differ. In April, temperatures can reach a maximum of 29°C (85°F), making it feel warmer during the day, while November sees a slightly lower maximum of 25°C (78°F). Precipitation is slightly more frequent in November, with an average of 48 mm (1.9 in) over 7 days compared to April's 42 mm (1.6 in) over 5 days. For more detailed information on November weather in Piraeus, visit Piraeus weather in November.

April and December present distinct weather profiles, reflecting the transition between spring and winter. In April, temperatures range from a minimum of 4°C (40°F) to a maximum of 29°C (85°F), with an average of 15°C (60°F), offering a generally warmer and more varied climate, complemented by relatively lower precipitation of 42 mm (1.6 in) over approximately 5 days. Conversely, December features cooler temperatures, ranging from a minimum of 1°C (34°F) to a maximum of 21°C (70°F), and an average of 11°C (53°F). This month experiences higher precipitation levels of 66 mm (2.6 in) across about 9 days, alongside a similar humidity level of 76%. For a closer look at how December weather unfolds in Piraeus, visit Piraeus weather in December.

Compare Piraeus's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Piraeus

As spring takes hold in Piraeus, April brings a refreshing change from the chill of winter, with temperatures gradually rising and reaching delightful highs. While the average temperature is pleasantly mild, the occasional spike to warm 29°C (85°F) reminds us that summer is just around the corner. However, it's not all sunshine—April experiences some rainfall, with about five days seeing a total of 42 mm, adding a touch of freshness to the landscape. The humidity tends to be elevated, sitting at 75%, offering a springtime feel that contrasts sharply with the drier summer months ahead. For a more detailed look at the weather patterns throughout the year, visit Piraeus Climate.