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April Weather in Grand-Halleux, Belgium

Last updated: August 22, 2025

In Grand-Halleux, Belgium, the average temperature in April hovers around 8°C (47°F). Be prepared for a temperature range where it can dip to a brisk -6°C (22°F) or rise to a pleasant 24°C (76°F). During this time, expect about 51 mm (2.0 in) of precipitation spread over 11 days, accompanied by an average humidity level of 84%. Stay cozy and enjoy the blend of cool temperatures and refreshing rain!

April Temperature in Grand-Halleux

In April in Grand-Halleux, the average temperature is 8°C (47°F). Maximums can reach 24°C (76°F), and minimums can be as low as -6°C (22°F). This diverse temperature range makes Grand-Halleux a great destination for travelers seeking both mild days and chilly evenings.

April Weather in Grand-Halleux: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Grand-Halleux, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grand-Halleux, April typically has an average temperature of 8°C (47°F), with highs reaching up to 24°C (76°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec333641465361626256494037
Data source: Temperature data for Grand-Halleux 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 Grand-Halleux

In Grand-Halleux in April, the precipitation amount is 51 mm (2.0 in) spread over 11 days.

April Precipitation Trends in Grand-Halleux

The chart displays monthly precipitation patterns in Grand-Halleux, 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 Grand-Halleux, April typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec978810751971059395829372137
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Grand-Halleux

In Grand-Halleux in April, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.

April Average Humidity in Grand-Halleux

This chart illustrates the average monthly humidity levels in Grand-Halleux, 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 Grand-Halleux is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Grand-Halleux

In Grand-Halleux 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 Grand-Halleux.

Maximum UV Index Levels in Grand-Halleux for April

The chart shows the monthly maximum UV Index (UVI) for Grand-Halleux 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 Grand-Halleux typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234589876421
Data source: Grand-Halleux 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 Grand-Halleux Compares to Other Months

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

This table compares monthly weather conditions in Grand-Halleux, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)97 mm (3.8 inches)91%low
February Weather2°C (36°F)88 mm (3.5 inches)90%moderate
March Weather5°C (41°F)107 mm (4.2 inches)87%moderate
April Weather8°C (47°F)51 mm (2.0 inches)84%moderate
May Weather11°C (53°F)96 mm (3.8 inches)77%very high
June Weather16°C (61°F)105 mm (4.1 inches)74%very high
July Weather17°C (62°F)93 mm (3.7 inches)72%very high
August Weather17°C (63°F)95 mm (3.7 inches)71%high
September Weather13°C (56°F)82 mm (3.2 inches)81%high
October Weather10°C (49°F)93 mm (3.7 inches)88%moderate
November Weather5°C (41°F)72 mm (2.8 inches)91%low
December Weather3°C (37°F)137 mm (5.4 inches)92%low

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