Our verdict
The best time to visit Lille is April
In the height of summer, temperatures in Lille can reach a maximum of 26℃ (80℉). The coldest it usually gets in winter-time in Lille is around -2℃ (28℉).
The days are longest in Lille in June, so if you want to see the sights during the day when the sun is up for the longest time, it’s best to visit around that time of year. December sees the most amount of rain in a month if you’re ok with chancing getting drenched, so if you’re looking to stay dry, visit in September instead.
Continue reading to find out loads more about when to travel to Lille, then use the handy tools below to search for the best flight and hotel options that are right for you.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Lille seasons
Before you continue, it’s important to know when the seasons are in Lille as they might be different to yours depending on where in the world you’re travelling from. Lille is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Lille
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Lille for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Lille climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Lille for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Lille in January
- Average temperature: 3℃ (38℉)
- Average high temperature: 6℃ (42℉)
- Average low temperature: 1℃ (34℉)
- Average humidity: 87%
- Average sunny days: 12 days
- Average rainfall: 31mm (1") over 15 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Lille in February
- Average temperature: 4℃ (40℉)
- Average high temperature: 7℃ (45℉)
- Average low temperature: 2℃ (35℉)
- Average humidity: 83%
- Average sunny days: 12 days
- Average rainfall: 32mm (1") over 12 days
- Average snow days: 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Lille in March
- Average temperature: 7℃ (45℉)
- Average high temperature: 11℃ (52℉)
- Average low temperature: 3℃ (38℉)
- Average humidity: 79%
- Average sunny days: 14 days
- Average rainfall: 32mm (1") over 13 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Lille in April
- Average temperature: 11℃ (51℉)
- Average high temperature: 15℃ (60℉)
- Average low temperature: 6℃ (43℉)
- Average humidity: 75%
- Average sunny days: 15 days
- Average rainfall: 22mm (1") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in April, make sure you pack a warm jacket or coat.
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Lille in May
- Average temperature: 13℃ (56℉)
- Average high temperature: 18℃ (64℉)
- Average low temperature: 8℃ (47℉)
- Average humidity: 77%
- Average sunny days: 13 days
- Average rainfall: 25mm (1") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in May, make sure you pack a warm jacket or coat.
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Lille in June
- Average temperature: 16℃ (61℉)
- Average high temperature: 21℃ (70℉)
- Average low temperature: 11℃ (52℉)
- Average humidity: 78%
- Average sunny days: 13 days
- Average rainfall: 34mm (1") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in June, make sure you pack a coat or jumper for the evenings and some light clothes for the daytime.
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Lille in July
- Average temperature: 19℃ (65℉)
- Average high temperature: 23℃ (74℉)
- Average low temperature: 14℃ (56℉)
- Average humidity: 75%
- Average sunny days: 12 days
- Average rainfall: 35mm (1") over 16 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in July, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Lille in August
- Average temperature: 18℃ (65℉)
- Average high temperature: 23℃ (73℉)
- Average low temperature: 14℃ (57℉)
- Average humidity: 74%
- Average sunny days: 12 days
- Average rainfall: 29mm (1") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Lille in September
- Average temperature: 15℃ (60℉)
- Average high temperature: 20℃ (68℉)
- Average low temperature: 12℃ (53℉)
- Average humidity: 76%
- Average sunny days: 15 days
- Average rainfall: 19mm (1") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in September, make sure you pack a warm jacket or coat.
Lille in October
- Average temperature: 12℃ (54℉)
- Average high temperature: 16℃ (60℉)
- Average low temperature: 9℃ (48℉)
- Average humidity: 81%
- Average sunny days: 13 days
- Average rainfall: 33mm (1") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in October, make sure you pack a warm jacket or coat.
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Lille in November
- Average temperature: 8℃ (46℉)
- Average high temperature: 10℃ (50℉)
- Average low temperature: 5℃ (42℉)
- Average humidity: 86%
- Average sunny days: 12 days
- Average rainfall: 32mm (1") over 15 days
- Average snow days: 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in November, make sure you pack a warm jacket or coat.
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Lille in December
- Average temperature: 5℃ (41℉)
- Average high temperature: 7℃ (44℉)
- Average low temperature: 3℃ (37℉)
- Average humidity: 87%
- Average sunny days: 12 days
- Average rainfall: 42mm (2") over 16 days
- Average snow days: 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Lille in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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