April Weather in Lens, Belgium

Last updated: August 22, 2025

In April, the average temperature in Lens, Belgium hovers around 10°C (50°F). Expect a chilly minimum of -3°C (26°F), while the mercury can rise to a pleasant 26°C (79°F) at its peak. Be prepared for 39 mm (1.5 in) of precipitation throughout 9 days, and keep in mind the air will be quite humid, with an average humidity level of 85%.

April Temperature in Lens

In April in Lens, the average temperature is 10°C (50°F). Maximums can reach 26°C (79°F) and minimums can be as low as -3°C (26°F). Be prepared for varying weather conditions, as you may experience both warm days and chilly nights during your visit.

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

The chart illustrates April temperature patterns in Lens, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lens, April typically has an average temperature of 10°C (50°F), with highs reaching up to 26°C (79°F) and lows dropping to around -3°C (26°F).

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

April Precipitation in Lens

In Lens in April, the precipitation amount is 39 mm (1.5 in) spread over 9 days.

April Precipitation Trends in Lens

The chart displays monthly precipitation patterns in Lens, 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 Lens, April typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 9 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 Lens

In Lens 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 Lens

This chart illustrates the average monthly humidity levels in Lens, 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 Lens 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 Lens

In Lens 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 Lens.

Maximum UV Index Levels in Lens for April

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

Data source: Lens 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 Lens Compares to Other Months

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

This table compares monthly weather conditions in Lens, 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)	67 mm (2.6 inches)	91%	low
February Weather	5°C (42°F)	72 mm (2.9 inches)	89%	low
March Weather	7°C (45°F)	74 mm (2.9 inches)	87%	moderate
April Weather	10°C (50°F)	39 mm (1.5 inches)	85%	moderate
May Weather	13°C (56°F)	61 mm (2.4 inches)	82%	high
June Weather	18°C (64°F)	60 mm (2.4 inches)	82%	very high
July Weather	19°C (66°F)	65 mm (2.6 inches)	80%	very high
August Weather	19°C (66°F)	79 mm (3.1 inches)	76%	high
September Weather	15°C (60°F)	53 mm (2.1 inches)	82%	moderate
October Weather	12°C (54°F)	78 mm (3.1 inches)	89%	moderate
November Weather	7°C (45°F)	60 mm (2.4 inches)	92%	low
December Weather	5°C (42°F)	100 mm (4.0 inches)	92%	low