April Weather in Lennik, Belgium

Last updated: August 22, 2025

In April, the average temperature in Lennik, Belgium hovers around 10°C (50°F). Expect variations, with minimums dipping to -4°C (26°F) and highs reaching up to 27°C (80°F). The region experiences approximately 37 mm (1.5 in) of precipitation over 8 days, accompanied by a high average humidity of 85%.

April Temperature in Lennik

In April in Lennik, the average temperature is 10°C (50°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -4°C (26°F). It's advisable to pack for a range of weather conditions when traveling during this time.

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

The chart illustrates April temperature patterns in Lennik, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lennik, April typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (80°F) and lows dropping to around -4°C (26°F).

Data source: Temperature data for Lennik generated using information from the Copernicus Climate Change Service.

April Precipitation in Lennik

In Lennik in April, the total precipitation amount is 37 mm (1.5 in) over a span of 8 days.

April Precipitation Trends in Lennik

The chart displays monthly precipitation patterns in Lennik, 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 Lennik, April typically receives around 37 mm (1.5 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Lennik

In Lennik in April, humidity is 85%. With an average temperature of 10°C (50°F), this humidity feels like a heavy, damp blanket surrounding you, making travel feel sluggish and uncomfortable as you navigate through the thick, moist air.

April Average Humidity in Lennik

This chart illustrates the average monthly humidity levels in Lennik, 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 Lennik is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lennik

In Lennik 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 Lennik.

Maximum UV Index Levels in Lennik for April

The chart shows the monthly maximum UV Index (UVI) for Lennik 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 Lennik typically reaches 5, which falls under the moderate exposure category.

Data source: Lennik 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 Lennik Compares to Other Months

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

This table compares monthly weather conditions in Lennik, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	65 mm (2.5 inches)	91%	low
February Weather	5°C (42°F)	69 mm (2.7 inches)	89%	low
March Weather	7°C (45°F)	70 mm (2.8 inches)	87%	moderate
April Weather	10°C (50°F)	37 mm (1.5 inches)	85%	moderate
May Weather	13°C (57°F)	58 mm (2.3 inches)	82%	high
June Weather	18°C (65°F)	66 mm (2.6 inches)	82%	very high
July Weather	19°C (66°F)	71 mm (2.8 inches)	80%	very high
August Weather	19°C (66°F)	80 mm (3.2 inches)	76%	high
September Weather	15°C (60°F)	55 mm (2.2 inches)	82%	moderate
October Weather	12°C (54°F)	76 mm (3.0 inches)	89%	moderate
November Weather	7°C (45°F)	57 mm (2.2 inches)	92%	low
December Weather	5°C (42°F)	93 mm (3.7 inches)	92%	low