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April Weather in Bolsward, Netherlands

Last updated: August 27, 2025

In April, the average temperature in Bolsward, Netherlands hovers around 9°C (48°F), with nightly lows dipping to 2°C (36°F) and daytime highs reaching up to 20°C (69°F). Expect a touch of moisture, as 41 mm (1.6 in) of precipitation may fall over approximately 9 days. With an average humidity of 84%, it’s a month where comfort and coolness mingle.

April Temperature in Bolsward

In April in Bolsward, the average temperature is 9°C (48°F), with maximums reaching up to 20°C (69°F) and minimums dropping as low as 2°C (36°F). This mild climate makes Bolsward an ideal destination for travelers looking to enjoy pleasant outdoor activities.

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

The chart illustrates April temperature patterns in Bolsward, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bolsward, April typically has an average temperature of 9°C (48°F), with highs reaching up to 20°C (69°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec404043485562646560554742
Data source: Temperature data for Bolsward 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 Bolsward

In Bolsward in April, the precipitation amount is 41 mm (1.6 in) spread over 9 days.

April Precipitation Trends in Bolsward

The chart displays monthly precipitation patterns in Bolsward, 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 Bolsward, April typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec67747541638410412610011264102
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Bolsward

In Bolsward in April, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

April Average Humidity in Bolsward

This chart illustrates the average monthly humidity levels in Bolsward, 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 Bolsward is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%86%84%80%75%75%75%83%86%87%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Bolsward

In Bolsward in April, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Bolsward.

Maximum UV Index Levels in Bolsward for April

The chart shows the monthly maximum UV Index (UVI) for Bolsward 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 Bolsward typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578875321
Data source: Bolsward 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.

How April Weather in Bolsward Compares to Other Months

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

This table compares monthly weather conditions in Bolsward, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)67 mm (2.6 inches)88%low
February Weather5°C (40°F)74 mm (2.9 inches)88%low
March Weather6°C (43°F)75 mm (2.9 inches)86%moderate
April Weather9°C (48°F)41 mm (1.6 inches)84%moderate
May Weather13°C (55°F)63 mm (2.5 inches)80%high
June Weather17°C (62°F)84 mm (3.3 inches)75%very high
July Weather18°C (65°F)104 mm (4.1 inches)75%very high
August Weather19°C (66°F)126 mm (4.9 inches)75%high
September Weather16°C (61°F)100 mm (3.9 inches)83%moderate
October Weather13°C (55°F)112 mm (4.4 inches)86%moderate
November Weather8°C (47°F)64 mm (2.5 inches)87%low
December Weather6°C (43°F)102 mm (4.0 inches)86%low

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