Aire-sur-la-Lys Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Aire-sur-la-Lys.
Climate overview of Aire-sur-la-Lys
The climate in Aire-sur-la-Lys, Nord-Pas-de-Calais, France, is marked by large temperature swings across the seasons, ranging from 23°C (73°F) in August to 8°C (46°F) in January.
With around 797 mm (31 in) of annual rain/snowfall, the city has moderate precipitation levels. December is the wettest month and March the driest. It also has warm summers and cold winters. July is the sunniest month, averaging 7.1 hours of sunshine per day.
Aire-sur-la-Lys Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Aire-sur-la-Lys - and find the best time to visit.
Monthly Temperature in Aire-sur-la-Lys
In Aire-sur-la-Lys, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in August to a chilly 8°C (46°F) in the coolest month, January.
Nights vary from 14°C (57°F) in August to around 2°C (36°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Aire-sur-la-Lys
On average, Aire-sur-la-Lys receives a reasonable amount of rain/snowfall, with an annual precipitation of 797 mm (31 in). Precipitation levels in Aire-sur-la-Lys remain relatively steady throughout the year. December has the most rain, with 79 mm (3.1 in) over 18 days. In the driest month March, this drops slightly to 56 mm (2.2 in), making the city's climate fairly predictable. For more details, please visit our Aire-sur-la-Lys Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Aire-sur-la-Lys
For those who appreciate different seasons, Aire-sur-la-Lys serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.1 hours of sunshine daily, and embrace the darker days in December, offering only 1.7 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Aire-sur-la-Lys by Month
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
Best Time to Visit Aire-sur-la-Lys
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: June and July
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Aire-sur-la-Lys
What is the best time to visit Aire-sur-la-Lys?
June, July, August and September typically offer the most optimal weather in Aire-sur-la-Lys. In contrast, January, February and December tend to have less optimal conditions. Aire-sur-la-Lys has warm summers and cold winters.
What temperatures can I expect in Aire-sur-la-Lys?
Daytime highs range from 8°C (46°F) in January to 23°C (73°F) in August. Nighttime lows range from 2°C (36°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Aire-sur-la-Lys get?
Annual rainfall is around 797 mm (31 in). December is the wettest month with 79 mm (3.1 in), while March is the driest with 56 mm (2.2 in).
How sunny is Aire-sur-la-Lys?
Aire-sur-la-Lys receives around 1,631 hours of sunshine per year. July is the sunniest month with 213 hours, while December is the cloudiest with just 51 hours.
Aire-sur-la-Lys 3-Day Forecast
Aire-sur-la-Lys 3-Day Forecast
Aire-sur-la-Lys on the map
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