May Weather in Lillers, France

Last updated: August 23, 2025

In May, the average temperature in Lillers, France hovers around 13°C (56°F). You can expect a minimum of 2°C (35°F) and a pleasant maximum of 27°C (80°F). With an average precipitation of 66 mm (2.6 in) spread over 12 days, and an average humidity of 82%, prepare for a mix of crisp and cozy weather.

May Temperature in Lillers

In May in Lillers, the average temperature is 13°C (56°F). Maximums can reach 27°C (80°F), while minimums can drop as low as 2°C (35°F). Be prepared for a range of temperatures, making it advisable to dress in layers during your travels.

May Weather in Lillers: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Lillers, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lillers, May typically has an average temperature of 13°C (56°F), with highs reaching up to 27°C (80°F) and lows dropping to around 2°C (35°F).

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

May Precipitation in Lillers

In Lillers in May, the precipitation amount is 66 mm (2.6 in) over the course of 12 days.

May Precipitation Trends in Lillers

The chart displays monthly precipitation patterns in Lillers, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Lillers, May typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Lillers

In Lillers in May, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.

May Average Humidity in Lillers

This chart illustrates the average monthly humidity levels in Lillers, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Lillers is approximately 82%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Lillers

In Lillers in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Lillers.

Maximum UV Index Levels in Lillers for May

The chart shows the monthly maximum UV Index (UVI) for Lillers in May, 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 May, the maximum UV index in Lillers typically reaches 7, which falls under the high exposure category.

Data source: Lillers May 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 May Weather in Lillers Compares to Other Months

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

This table compares monthly weather conditions in Lillers, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	62 mm (2.4 inches)	91%	low
February Weather	6°C (42°F)	59 mm (2.3 inches)	89%	low
March Weather	7°C (46°F)	64 mm (2.5 inches)	86%	moderate
April Weather	10°C (50°F)	37 mm (1.5 inches)	85%	high
May Weather	13°C (56°F)	66 mm (2.6 inches)	82%	high
June Weather	17°C (63°F)	65 mm (2.6 inches)	81%	very high
July Weather	18°C (65°F)	47 mm (1.8 inches)	76%	very high
August Weather	18°C (65°F)	70 mm (2.8 inches)	73%	high
September Weather	15°C (60°F)	50 mm (2.0 inches)	80%	moderate
October Weather	12°C (55°F)	82 mm (3.2 inches)	89%	moderate
November Weather	8°C (46°F)	61 mm (2.4 inches)	92%	low
December Weather	6°C (43°F)	95 mm (3.7 inches)	92%	low