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April Weather in Flanders, United States

Last updated: June 24, 2025

In April, the average temperature in Flanders, United States hovers around 8°C (47°F), with morning chills dipping to a minimum of 0°C (32°F) and daytimes warming up to a comfortable 17°C (63°F). Visitors should be prepared for 139 mm (5.5 in) of rain over approximately 12 days, contributing to an average humidity of 78%. Make sure to pack accordingly!

April Temperature in Flanders

In April in Flanders, the average temperature is 8°C (47°F), with maximums reaching 17°C (63°F) and minimums dropping as low as 0°C (32°F). This mild weather makes Flanders an ideal destination for travelers seeking a comfortable climate for sightseeing and outdoor activities.

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

The chart illustrates April temperature patterns in Flanders, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Flanders, April typically has an average temperature of 8°C (47°F), with highs reaching up to 17°C (63°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec363639465565737469615041
Data source: Temperature data for Flanders 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 Flanders

In Flanders, in April, the precipitation amount is 139 mm (5.5 in) over a span of 12 days.

April Precipitation Trends in Flanders

The chart displays monthly precipitation patterns in Flanders, 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 Flanders, April typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec901271121391307210510097159111152
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Flanders

In Flanders in April, humidity is 78%. With an average temperature of 8°C (47°F), this humidity feels like a chilly embrace, making travel invigorating yet damp, as the cool air wraps around you, emphasizing the need for layers to stay comfortable while exploring.

April Average Humidity in Flanders

This chart illustrates the average monthly humidity levels in Flanders, 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 Flanders is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Flanders

In Flanders in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Flanders.

Maximum UV Index Levels in Flanders for April

The chart shows the monthly maximum UV Index (UVI) for Flanders 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 Flanders typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: Flanders 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 Flanders Compares to Other Months

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

This table compares monthly weather conditions in Flanders, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)90 mm (3.5 inches)84%moderate
February Weather2°C (37°F)127 mm (5.0 inches)82%moderate
March Weather4°C (39°F)112 mm (4.4 inches)81%high
April Weather8°C (47°F)139 mm (5.5 inches)78%very high
May Weather13°C (55°F)130 mm (5.1 inches)69%very high
June Weather18°C (65°F)72 mm (2.8 inches)69%very high
July Weather23°C (73°F)105 mm (4.1 inches)62%very high
August Weather23°C (74°F)100 mm (3.9 inches)65%very high
September Weather20°C (69°F)97 mm (3.8 inches)68%very high
October Weather16°C (62°F)159 mm (6.2 inches)74%high
November Weather10°C (50°F)111 mm (4.4 inches)82%moderate
December Weather5°C (42°F)152 mm (6.0 inches)80%low

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