April Weather in Constanta, Romania

Last updated: August 27, 2025

In April, the weather in Constanta, Romania is a delightful transition into spring. With a maximum temperature reaching a pleasant 20°C (69°F) and an average of 10°C (50°F), the month brings a refreshing change after the chill of winter. However, cooler nights can still dip to a minimum of 3°C (38°F). Rainfall is modest, with an accumulated 28 mm (1.1 in) over about 6 days, contributing to a steadily humid climate of 76%. This mix of mild temperatures and sporadic showers creates a vibrant atmosphere ideal for experiencing the awakening of nature in this charming coastal city.

April Temperature in Constanta

In April, Constanta, Romania, begins to shake off the chill of winter, ushering in a more temperate climate. With minimum temperatures rising to 3°C (38°F) and averaging around 10°C (50°F), the month sets the stage for spring's arrival. Daytime highs reach a pleasant 20°C (69°F), providing an inviting warmth that encourages outdoor exploration and the blossoming of local flora. This transition is marked by a striking contrast to the preceding months, as temperatures leap from the low averages of January (3°C) and February (5°C) to the more refreshing feel of April, making it a delightful time to experience the vibrant coastal city in bloom. As May approaches, the promise of even warmer days looms, but April stands out as a pivotal moment of renewal and growth.

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

The chart illustrates April temperature patterns in Constanta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Constanta, 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).
JanFebMarAprMayJunJulAugSepOctNovDec384043506171757669605144
Data source: Temperature data for Constanta 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 Constanta

In Constanta, Romania, April marks a transition towards drier weather, with precipitation levels dropping to 28 mm (1.1 in) over an average of just 6 rainy days. This decrease follows a wetter March, which sees around 44 mm, indicating a gradual shift as spring settles in. The month of April is a harbinger of the approaching summer, as precipitation begins to decline further into the warmer months, with May and June seeing only slight increases. The overall trend suggests that while April still experiences some rain, the landscape is preparing for the drier, sunnier days ahead.

April Precipitation Trends in Constanta

The chart displays monthly precipitation patterns in Constanta, 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 Constanta, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec504244283067501121505468
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Constanta

As April arrives in Constanta, Romania, a noticeable shift in humidity trends begins to emerge. With levels dropping to 76%, April signifies a transition from the high humidity of winter months, where January starts at a significant 87% and gradually decreases through spring. This decrease reflects the warming temperatures and the onset of a more temperate climate, ultimately leading into the milder conditions of May and June, where humidity continues to decline to 73% and 68%, respectively. As the year progresses from the heavier, moisture-laden January to the lighter, drier July, April serves as a pivotal point, ushering in a fresh atmosphere that sets the stage for the vibrant summer months ahead.

April Average Humidity in Constanta

This chart illustrates the average monthly humidity levels in Constanta, 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 Constanta is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%76%73%68%65%53%61%77%85%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Constanta

As April unfolds in Constanta, Romania, the UV Index sees a notable rise to 7, indicating a shift to the high exposure category. This increase marks a significant change from the previous months, where residents enjoyed lower levels of UV radiation, especially in January and February with indices of only 2 and 3. By April, the burn time decreases to just 25 minutes, emphasizing the need for sun protection as outdoor activities become more appealing with the warmer weather. This upward trend continues into May, where the UV Index reaches 8, categorized as very high. With sun safety becoming increasingly important, it's essential for locals and visitors alike to stay informed about the UV levels. For more details, check the Constanta UV Index.

Maximum UV Index Levels in Constanta for April

The chart shows the monthly maximum UV Index (UVI) for Constanta 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 Constanta typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Constanta 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 Constanta

April in Constanta, Romania, shines brightly with 353 hours of sunshine, marking a delightful transition into spring. This is a significant leap from the 301 hours recorded in March, showcasing a steady increase in daylight as the winter fades. The trend continues into May and June, where the sun bathes the city in 408 and 417 hours of warmth, respectively. The burgeoning sunlight not only enhances the beauty of the coastal city but also invites locals and tourists alike to revel in the vibrant atmosphere that accompanies the arrival of warmer days. As the month progresses, the days grow longer and sunnier, setting the stage for a glorious summer ahead, and leaving the chill of winter very much behind.

Monthly Sunshine Duration in Constanta: April Highlighted

The April sunshine duration represents the total number of hours Constanta 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.
JanFebMarAprMayJunJulAugSepOctNovDec158h229h301h353h408h417h434h407h343h292h214h194h
Data source: Constanta April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Constanta During April

As spring unfolds in Constanta, Romania, April offers a promising embrace of sunny days, with a 41% chance of sunshine. This figure marks a slight dip from March's 42% but indicates a transition towards brighter weather as the month progresses. Notably, the likelihood of sunny days begins to rise significantly in the following months, peaking in the heart of summer. This trend reflects the gradual shift from the cold depths of winter, where chances of sun linger around 26%, to the vibrant, sun-drenched days of July and August, featuring 77% and 75% probabilities, respectively. Thus, while April may not be the sunniest month, it represents a vital step towards the radiant warmth of summer in Constanta.

Percentage of Sunny Days in April in Constanta

The chart illustrates the percentage of sunny days in Constanta 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 Constanta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%35%42%41%44%45%77%75%60%33%32%26%
Data source: Constanta April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Constanta in April

As April arrives in Constanta, Romania, residents are greeted with a refreshing increase in daylight, stretching to an inviting 13 hours. This marks a notable rise from 11 hours in March, signaling the transition from winter's grip to the vibrant embrace of spring. The lengthening days continue their upward trend, laying the groundwork for May, which boasts an impressive 14 hours of sunshine. Following the winter months, where daylight dwindled to just 9 hours in January and 10 hours in February, April serves as a vibrant reminder of nature’s awakening, creating an enticing atmosphere for outdoor activities and leisurely pursuits. As the days grow longer and warmer, individuals can revel in the extended daylight, marking the arrival of brighter days ahead.

Average Daylight Hours in Constanta for April

The chart illustrates the variation in daylight duration in Constanta throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 16m10h 27m11h 56m13h 28m14h 47m15h 27m15h 6m13h 56m12h 28m10h 56m9h 36m8h 54m
Data source: Constanta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Constanta

As spring breathes life into Constanta, April offers a gentler touch with average wind speeds dipping to 4.2 m/s (9 mph). This marks a noticeable decline from the relatively brisk winds of winter, where January and December saw speeds reaching 6.3 m/s (14 mph) and 6.7 m/s (15 mph), respectively. The calming breezes of April create a perfect atmosphere for outdoor activities, subtly transitioning from the lively gusts of the earlier months. Following this trend, May and June bring only a slight increase, with winds climbing back to around 4.4 to 4.5 m/s (10 mph), indicating that while the winds may soften in spring, they maintain a steady presence, creating a delightful environment by the coast.

Average April Wind Speed in Constanta

The chart displays monthly wind speed patterns in Constanta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.35.15.54.2 m/s4.44.54.54.35.35.95.16.7
Data source: Constanta April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Constanta Compares to Other Months

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

April and January present strikingly different weather patterns. In January, temperatures can plunge as low as -10°C (14°F) with an average of 3°C (38°F), while April sees a much milder range, with minimums at 3°C (38°F) and maximums reaching up to 20°C (69°F). Precipitation also varies, with January experiencing around 50 mm (2.0 in) over 7 days and April receiving only 28 mm (1.1 in) across 6 days. Additionally, January's higher humidity level of 87% contrasts with April's 76%, contributing to a more crisp and chilly feel in the heart of winter. For more detailed insights into January weather, visit Constanta weather in January.

April weather in Constanta typically shows a noticeable improvement compared to February. With average temperatures rising from February's 5°C (41°F) to 10°C (50°F) in April, the transition brings milder conditions, featuring maximum temperatures peaking at 20°C (69°F). Although April sees slightly less precipitation at 28 mm (1.1 in) over 6 days compared to February's 42 mm (1.7 in) over 7 days, the humidity remains relatively high, at 76% in April versus 83% in February. This makes April feel more comfortable as spring approaches. For a more detailed look at February conditions, check out Constanta weather in February.

April weather in Constanta shows a noticeable improvement compared to March, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 20°C (69°F), averaging at 10°C (50°F). In contrast, March experiences a colder range with temperatures dipping as low as -9°C (17°F) and only reaching a maximum of 16°C (61°F), averaging at 6°C (43°F). Additionally, April sees less precipitation, totaling 28 mm (1.1 in) over 6 days, while March has a higher precipitation amount of 44 mm (1.7 in) over 8 days. Humidity levels are slightly lower in April at 76%, compared to 80% in March. For more detailed insights, check Constanta weather in March.

April and May present a noticeable transition in weather patterns. In April, temperatures range from a minimum of 3°C (38°F) to a maximum of 20°C (69°F), with an average temperature of 10°C (50°F). The month experiences about 28 mm (1.1 in) of precipitation over an average of 6 days, along with a relatively high humidity level of 76%. By contrast, May sees milder conditions, with temperatures rising significantly — the minimum is 9°C (49°F), average at 16°C (61°F), and a maximum reaching 25°C (77°F). Precipitation increases slightly to 30 mm (1.2 in) over 7 days, but humidity dips to 73%, making for a more pleasant atmosphere. For more details on May weather, you can visit Constanta weather in May.

April weather is characterized by cooler temperatures, ranging from a minimum of 3°C (38°F) to a pleasant maximum of 20°C (69°F), with an average of 10°C (50°F). The month sees about 28 mm (1.1 in) of precipitation over six days, contributing to a relatively high humidity level of 76%. In contrast, June ushers in significantly warmer conditions, with temperatures varying from a minimum of 12°C (54°F) to a maximum of 29°C (84°F) and an average of 21°C (71°F). However, June experiences increased precipitation, totaling 67 mm (2.6 in) over ten days, but with lower humidity at 68%. For more specific details on weather in June, you can visit Constanta weather in June.

April and July present markedly different weather conditions. In April, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant average of 10°C (50°F), peaking at a comfortable 20°C (69°F). The month sees modest precipitation of 28 mm (1.1 in) over six days, coupled with relatively high humidity at 76%. In contrast, July brings warmer weather, with a minimum temperature of 17°C (62°F), an average of 24°C (75°F), and a maximum reaching 31°C (87°F). Although July experiences more precipitation at 50 mm (2.0 in), it maintains lower humidity at 65%. For a detailed look at July weather patterns, you can check Constanta weather in July.

In April, temperatures in Constanta range from a chilly minimum of 3°C (38°F) to a mild maximum of 20°C (69°F), with an average temperature of around 10°C (50°F). The month sees considerable precipitation, totaling 28 mm (1.1 in) over approximately 6 rainy days, and a higher humidity level of 76%.

In contrast, August offers a much warmer climate, with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 30°C (87°F), averaging 25°C (77°F). The month is notably drier, receiving only 11 mm (0.4 in) of rain over about 3 days, and features lower humidity at 53%.

For more information, visit Constanta weather in August.

April and September showcase distinct weather characteristics, reflecting the transition from spring to autumn. In April, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant maximum of 20°C (69°F), with an average of 10°C (50°F). This month experiences about 28 mm (1.1 in) of precipitation over roughly 6 days, contributing to a higher humidity level of 76%. In contrast, September is generally warmer, featuring a minimum temperature of 11°C (52°F) and peaking at 28°C (83°F), with an average temperature of 21°C (70°F). Additionally, this month sees less rainfall at around 21 mm (0.8 in) over just 3 days, resulting in lower humidity at 61%. For more detailed information, you can check out Constanta weather in September.

April and October exhibit distinct differences in weather patterns. In April, temperatures range from a cooler minimum of 3°C (38°F) to a pleasant maximum of 20°C (69°F), averaging around 10°C (50°F). The month sees an average precipitation of 28 mm (1.1 in) over six days, with humidity at a relatively high 76%. In contrast, October is warmer, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 24°C (76°F), averaging 16°C (60°F). It experiences increased rainfall, totaling 50 mm (2.0 in) over five days, and a slightly higher humidity of 77%. For more insights, you can check out Constanta weather in October.

April and November present distinct weather patterns, reflecting the transition from spring to late autumn. In April, temperatures range from a minimum of 3°C (38°F) to a pleasant average of 10°C (50°F), peaking at around 20°C (69°F). The month sees about 28 mm (1.1 in) of precipitation, spread over 6 days, with a relatively moderate humidity of 76%. In contrast, November features cooler temperatures, with a minimum of -1°C (31°F) and an average of 11°C (51°F), while still reaching highs of 21°C (69°F). Precipitation increases to 54 mm (2.1 in) over 9 days, and humidity rises to 85%, making November feel more damp and chilly. For a detailed look at the weather in November, visit Constanta weather in November.

April and December present quite contrasting weather conditions. In April, temperatures range from a minimum of 3°C (38°F) to a maximum of 20°C (69°F), averaging around 10°C (50°F). The month sees relatively mild precipitation of 28 mm (1.1 in) over about 6 days, with a moderate humidity level of 76%. In contrast, December experiences colder temperatures, with a minimum of -5°C (24°F) and a maximum of 16°C (61°F), averaging 7°C (44°F). This month is considerably wetter, receiving 68 mm (2.7 in) of precipitation spread over 12 days and exhibiting higher humidity at 86%. For more detailed insights into December's weather, you can visit Constanta weather in December.

Compare Constanta's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Constanta

As April unfolds in Constanta, the weather marks a shift towards milder temperatures and a break from winter's chill. This month experiences a refreshing boost in warmth compared to the preceding months, making it a delightful time for both locals and visitors. While the skies may still flirt with occasional rain—resulting in about six rainy days—the overall humidity remains relatively high, contributing to a lively spring atmosphere. The pleasant combination of sunshine and showers nurtures the blooming landscape, signaling the beauty of the season ahead. For a deeper dive into Constanta's climatic nuances throughout the year, check out Constanta Climate.