Lillers Weather & Climate: Best Time to Visit

The climate in Lillers is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a comfortable 23°C (73°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 8°C (46°F).

At night, temperatures range from around 14°C (57°F) in August to 2°C (36°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Lillers receives mid-range precipitation levels, with 791 mm (31 in) annually. Despite minor fluctuations, Lillers enjoys fairly consistent precipitation throughout the year. In December, you can expect around 78 mm (3.1 in) of precipitation, while in March, Lillers receives about 55 mm (2.2 in). For more details, please visit our Lillers Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Lillers can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The city experiences its highest humidity in December, reaching 90%. In May, the humidity drops to its lowest level at 78%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year