April Weather in Ostend, Belgium

Last updated: August 21, 2025

In April, Ostend, Belgium experiences a mild transition into spring, with maximum temperatures reaching up to 22°C (71°F) and an average of 10°C (49°F). While the weather can be refreshing, visitors should prepare for the possibility of rain, as the city sees about 37 mm (1.5 in) of precipitation across 8 days. The air tends to be humid, averaging around 85%, contributing to a somewhat chilly feel, especially during the cooler nights when temperatures can dip to 2°C (36°F). Whether basking in the spring sun or enjoying a cozy retreat from the rain, April in Ostend offers a unique blend of cool coastal charm and budding seasonal beauty.

April Temperature in Ostend

In Ostend, Belgium, April marks a significant transition as the chill of winter recedes, welcoming a warmer and more inviting spring atmosphere. Temperatures during this month range from a chilly 2°C (36°F) at night to a delightful 22°C (71°F) by day, showcasing a remarkable rise in warmth compared to the preceding months. The average temperature settles at 10°C (49°F), providing a comfortable setting for both locals and visitors to enjoy the blossoming scenery. As the days grow longer and sunnier, April's mild climate signals the perfect time to explore the coastal charm of Ostend, abandoning the frosty days of winter in favor of the budding vibrancy of spring.

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

The chart illustrates April temperature patterns in Ostend, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ostend, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424345495562656662564945
Data source: Temperature data for Ostend 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 Ostend

April in Ostend, Belgium, marks a notable shift in precipitation patterns as spring gently takes hold. With an average rainfall of 37 mm (1.5 in) over just 8 days, April stands out as one of the driest months of the year, contrasting sharply with the heftier total precipitation seen in the winter months. This decrease from the 69 mm (2.7 in) recorded in March hints at the arrival of drier, sunnier days, offering a refreshing reprieve after the wetter, chilly months. As Ostend transitions into May, the city experiences a slight uptick in precipitation, suggesting a gradual return to more varied weather but still retaining the essence of spring's rejuvenation.

April Precipitation Trends in Ostend

The chart displays monthly precipitation patterns in Ostend, 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 Ostend, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec77716937586262867811078129
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Ostend

In April, Ostend, Belgium, experiences a noticeable shift in humidity, dropping to 85% from the higher levels seen in the earlier months. This pattern of gradual decline from January's peak of 91% reflects the transition from the chilly winter months into the more temperate spring season. As spring unfolds, humidity continues to decrease, reaching its seasonal low of 82% by May and June. This trend highlights a comforting freshness in the marine climate as the days grow milder, making April an ideal time to enjoy the blooming coastal landscapes while still benefiting from the cooler, crisp air.

April Average Humidity in Ostend

This chart illustrates the average monthly humidity levels in Ostend, 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 Ostend is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ostend

In April, the UV Index in Ostend, Belgium, reaches a moderate level of 5, indicating that sun exposure is becoming increasingly significant as spring unfolds. This marks a notable increase from the UV Index of 4 seen in March, highlighting a shift in sunlight intensity that calls for more mindful skin protection strategies. With a burn time of just 30 minutes, it’s important for sun-seekers to take precautions while enjoying the milder weather. As we transition into May, where the UV Index climbs to 7, the need for effective sun safety measures will become even more crucial. For detailed insights and tips, explore the Ostend UV Index.

Maximum UV Index Levels in Ostend for April

The chart shows the monthly maximum UV Index (UVI) for Ostend 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 Ostend typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Ostend 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 Ostend

As April arrives in Ostend, Belgium, residents and visitors alike can bask in the warmth of 357 hours of sunshine, a splendid increase that heralds the joys of spring. This month marks a noticeable shift from the earlier months, where January and February struggled with a mere 122 and 200 hours, respectively. March begins to hint at brighter days with 283 hours, but it's April that truly shines, setting the stage for the even sunnier months ahead. Following this trend, May and June promise to continue the upward trajectory, eventually peaking in July with an impressive 425 hours. It’s a radiant reminder of the vibrant transition Ostend experiences as the year unfolds, bringing longer days and a renewed spirit to life along the Belgian coast.

Monthly Sunshine Duration in Ostend: April Highlighted

The April sunshine duration represents the total number of hours Ostend 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.
JanFebMarAprMayJunJulAugSepOctNovDec122h200h283h357h411h419h425h395h328h248h203h158h
Data source: Ostend April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ostend During April

As spring unfolds in Ostend, Belgium, so does the promise of brighter days. April marks a significant shift in sunny weather potential, with the likelihood of sun reaching 51%—an encouraging increase from the preceding months. As the chill of winter gives way to milder temperatures, sunshine becomes increasingly more likely after March's 39% chance. This trend continues into May, where the chance dips slightly to 38%, crafting a delightful window for outdoor activities and exploration. The data clearly shows that as we move into April, the ambiance shifts, inviting everyone to embrace the sun and revel in the beauty of spring.

Percentage of Sunny Days in April in Ostend

The chart illustrates the percentage of sunny days in Ostend 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 Ostend experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%30%39%51%38%35%39%36%37%32%22%15%
Data source: Ostend April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ostend in April

As April dawns in Ostend, Belgium, the arrival of spring is highlighted by an invigorating increase in daylight hours, reaching 13 hours—a significant jump from the 11 hours experienced in March. This steady ascent in daylight is a prelude to the longer, sun-soaked days of May and June, which will soon bask the coast in 15 to 16 hours of daylight. The gradual extension of daylight from January's mere 8 hours to April's brightness illustrates the shifting seasons, reminding us of the warmth and vitality that lie ahead. As the days grow longer, both locals and visitors can delight in more opportunities to explore and enjoy the beauty of Ostend’s coastal charm.

Average Daylight Hours in Ostend for April

The chart illustrates the variation in daylight duration in Ostend throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 26m9h 59m11h 55m13h 53m15h 35m16h 29m16h14h 28m12h 34m10h 37m8h 52m7h 56m
Data source: Ostend daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Ostend

As spring unfolds in Ostend, Belgium, the April winds offer a gentle transition, with an average speed of 5.8 m/s (13 mph). This marks a slight decrease from March's breezy 6.0 m/s, highlighting a softening of the coastal gusts as the months progress. While winter months bring brisker winds, with January and February both exceeding 6 m/s, April settles into a more moderate rhythm, setting the stage for the summer months ahead. As temperatures rise, the winds in May and June dip even further, illustrating a clear trend of decreasing wind intensity as the year matures. This harmonious change invites residents and visitors alike to enjoy the vibrant allure of Ostend's springtime by the sea.

Average April Wind Speed in Ostend

The chart displays monthly wind speed patterns in Ostend, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.46.56.05.8 m/s5.74.25.15.84.86.65.66.4
Data source: Ostend April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Ostend Compares to Other Months

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

In comparison, April brings milder temperatures than January, with a minimum of 2°C (36°F) and an average of 10°C (49°F), whereas January experiences colder conditions, with a minimum of -3°C (27°F) and an average of 6°C (43°F). April's maximum temperature can reach up to 22°C (71°F), indicating the onset of spring, while January peaks at a much cooler 13°C (55°F). Precipitation is also notably different; April receives 37 mm (1.5 in) over approximately 8 days, while January sees more rain with 77 mm (3.0 in) spread over 14 days. Humidity levels remain high in both months, but January's average of 91% slightly edges out April's 85%. For a deeper insight into January's weather specifics, you can visit Ostend weather in January.

When comparing the weather in April and February, it is evident that April brings milder temperatures, with a daily average of 10°C (49°F) compared to February's cooler average of 6°C (43°F). The minimum temperature in April is also notably higher, at 2°C (36°F), while February can drop to a chilly -5°C (24°F). In terms of precipitation, April has less overall rainfall at 37 mm (1.5 in) across 8 days, whereas February sees more significant rain totaling 71 mm (2.8 in) over 13 days. Humidity levels are quite similar, with February slightly higher at 89% compared to April's 85%. For more detailed information on February weather, you can visit Ostend weather in February.

April brings milder temperatures compared to March, with an average of 10°C (49°F) and maximums reaching up to 22°C (71°F), while March sees a cooler average of 7°C (45°F) and a maximum of 17°C (64°F). Additionally, April experiences less precipitation, totaling 37 mm (1.5 in) over 8 days, in contrast to March's 69 mm (2.7 in) spread across 14 days. Both months have similar humidity levels, with April at 85% and March slightly higher at 87%. For more detailed information on March weather, visit Ostend weather in March.

April and May showcase a noticeable shift in weather patterns. While April sees a cooler atmosphere with average temperatures ranging from 2°C to 22°C (36°F to 71°F) and relatively high humidity at 85%, May offers a warmer experience, boasting temperatures from 6°C to 24°C (42°F to 75°F) and slightly lower humidity at 82%. However, May tends to be wetter, with precipitation increasing to 58 mm (2.3 in) over 11 days compared to April's 37 mm (1.5 in) across 8 days. For a detailed look at what to expect, check out Ostend weather in May.

April and June exhibit distinct weather patterns, reflecting the transition from spring to summer. In April, temperatures range from a chilly minimum of 2°C (36°F) to a comfortable maximum of 22°C (71°F), with an average of 10°C (49°F). The month experiences relatively low precipitation of 37 mm (1.5 in) over 8 days, accompanied by high humidity at 85%. In contrast, June sees warmer temperatures, with minimums of 11°C (51°F) and maximums reaching 27°C (81°F), leading to a pleasant average of 17°C (62°F). Rainfall increases to 62 mm (2.5 in), also over 8 days, but humidity remains slightly lower at 82%. For more detailed information, you can check the Ostend weather in June.

April weather features cooler temperatures, with a minimum of 2°C (36°F) and an average of 10°C (49°F), while July offers much warmer conditions, with minimum temperatures around 13°C (56°F) and an average of 18°C (65°F). During April, precipitation is moderate at 37 mm (1.5 in) over 8 days, while July sees increased rainfall of 62 mm (2.5 in) across 11 days. Despite this, July's humidity is slightly lower at 80%, compared to April's higher level at 85%. For more detailed weather insights, check out Ostend weather in July.

April weather in Ostend is characterized by cooler temperatures, with averages hovering around 10°C (49°F) and maximums reaching 22°C (71°F). The month sees about 37 mm (1.5 in) of precipitation spread across 8 days, contributing to a relatively high humidity level of 85%. In contrast, August experiences warmer conditions, with minimum temperatures of 13°C (56°F) and maximums hitting 30°C (87°F). Precipitation increases significantly to 86 mm (3.4 in) across 15 days, but humidity decreases to 76%. For more detailed information, check Ostend weather in August.

April and September present distinct weather patterns, with April experiencing cooler temperatures ranging from a minimum of 2°C (36°F) to a maximum of 22°C (71°F) and averaging at 10°C (49°F). This month sees about 37 mm (1.5 in) of precipitation over approximately 8 days, coupled with high humidity at 85%. In contrast, September offers a warmer climate with temperatures fluctuating between 10°C (50°F) and 26°C (80°F), averaging 16°C (62°F). This month has higher precipitation at 78 mm (3.1 in) across roughly 11 days, and slightly lower humidity at 82%. For more detailed information, check Ostend weather in September.

April and October present distinct weather patterns, each with its own charm. In April, temperatures range from a minimum of 2°C (36°F) to an average of 10°C (49°F), with maximum highs reaching 22°C (71°F). This month experiences approximately 37 mm (1.5 in) of precipitation over around 8 rainy days and a humidity level of 85%. In contrast, October sees slightly warmer temperatures, with a minimum of 5°C (42°F) and an average of 14°C (57°F), while still peaking at 22°C (72°F). However, it is significantly wetter, with 110 mm (4.3 in) of precipitation spread across about 17 days, coupled with heightened humidity at 89%. For more details about the weather in October, check Ostend weather in October.

April and November exhibit distinct weather patterns, reflecting the transition from spring to late autumn. In April, the temperatures range from a minimum of 2°C (36°F) to a maximum of 22°C (71°F), with an average of 10°C (49°F), making it generally milder and sunnier. In contrast, November sees cooler temperatures, with a maximum of 17°C (64°F) and an average of 9°C (49°F), while also bringing increased rainfall and cloudy days—77 mm (3.0 in) of precipitation across 15 days compared to April's 37 mm (1.5 in) over 8 days. Additionally, November's humidity is notably higher at 92%, compared to April's 85%. For more detailed information about November weather in Ostend, you can check Ostend weather in November.

April and December in Ostend showcase stark differences in weather patterns. April typically experiences milder temperatures, ranging from a minimum of 2°C (36°F) to a maximum of 22°C (71°F), with an average of 10°C (49°F), while December's temperatures are cooler, with a minimum of 0°C (32°F) and a maximum of 13°C (55°F), averaging around 7°C (45°F). Additionally, April sees significantly less precipitation with 37 mm (1.5 in) over about 8 days, compared to December's much wetter climate, which accumulates 129 mm (5.1 in) across 19 days. The humidity level also increases in December, reaching 92% compared to April's 85%. For more detailed information, check out Ostend weather in December.

Compare Ostend's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Ostend

April in Ostend signifies a delightful transition, as temperatures gradually rise from the chill of winter, peaking at a pleasant 22°C on warmer days. With an average of 10°C and minimums dipping to 2°C, this month feels notably milder compared to the preceding months. However, it does come with its share of rain, as around 8 days witness 37 mm of precipitation, creating a refreshing ambiance perfect for spring blooms. The high humidity at 85% adds to the charm of the season, making it an ideal time to explore the coastal beauty. For a deeper dive into the weather patterns and trends, be sure to check out Ostend Climate.