The best times to visit Lille for ideal weather are

May 21st to October 7th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

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Weather in Lille

Temperature

Average temperatures in Lille vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 29th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Lille, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 76.7°F (24.8°C) with temperatures rarely dropping below 56.7°F (13.7°C) at night.

Lille Temperatures (Fahrenheit)

Key
High
Average
Low

Lille Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Lille Perceived Temperature (F)

Key
High
Average
Low

Lille Perceived Temperature (C)

Key
High
Average
Low

 

Average Lille Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 44.3 39.3 34.2
Feb 45.6 39.6 34.1
Mar 52.8 44.8 37.4
Apr 61.7 51.7 42.7
May 65.7 56.6 48
Jun 70.7 61.5 52.4
Jul 74.7 65.1 56.1
Aug 74 64.3 55.3
Sep 68.3 59.1 50.6
Oct 60.2 52.9 46.2
Nov 51.8 46.3 40.7
Dec 45.3 40.4 35.5

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 6.8 4.1 1.2
Feb 7.6 4.2 1.2
Mar 11.6 7.1 3
Apr 16.5 10.9 5.9
May 18.7 13.7 8.9
Jun 21.5 16.4 11.3
Jul 23.7 18.4 13.4
Aug 23.3 17.9 12.9
Sep 20.2 15.1 10.3
Oct 15.7 11.6 7.9
Nov 11 7.9 4.8
Dec 7.4 4.7 1.9


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Lille are April, September, and then May. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid March. For example, on the week of March 12th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in mid to late August with an average of 2 days of significant precipitation the week of August 20th.

When can you find snow in Lille? Weather stations report moderate or seasonal snow likely to be deepest around January, especially close to late January. The best time to ski (if at all) in Lille is often around around December 17th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chanceof Precipitation

The graph below shows the % chance of rainy and snowy days in Lille.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Lille (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 24% 1.6 2.2
Feb 25% 0.6 2
Mar 22% 1.5 2.1
Apr 17% 0.4 1.5
May 20% 0 2.4
Jun 21% 0 2.3
Jul 25% 0 3
Aug 23% 0.4 3.2
Sep 17% 0 2.2
Oct 24% 0 2.7
Nov 24% 0.4 2.9
Dec 28% 1.1 2.8

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 24 4.1 5.6
Feb 25 1.5 5.1
Mar 22 3.8 5.3
Apr 17 1 3.8
May 20 0 6.1
Jun 21 0 5.8
Jul 25 0 7.6
Aug 23 1 8.1
Sep 17 0 5.6
Oct 24 0 6.9
Nov 24 1 7.4
Dec 28 2.8 7.1

 

Humidity and Wind

Lille has some extremely humid months, and above average humidity throughout the year. The least humid month is April (60.6% relative humidity), and the most humid month is November (84.1%).

Wind in Lille is usually moderate. The windiest month is January, followed by December and March. January’s average wind speed of around 9.6 knots (11 MPH or 17.8 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late February and early March where average top sustained speeds reach 16.8 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Lille.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 9.6 Gentle breeze 15.5 Significant breeze
Feb 8.9 Gentle breeze 14.7 Significant breeze
Mar 8.9 Gentle breeze 15 Significant breeze
Apr 7.7 Gentle breeze 13.8 Significant breeze
May 8.2 Gentle breeze 14.3 Significant breeze
Jun 7.5 Gentle breeze 13.3 Significant breeze
Jul 7.4 Gentle breeze 13.7 Significant breeze
Aug 7 Gentle breeze 13.4 Significant breeze
Sep 6.9 Light breeze 12.6 Significant breeze
Oct 7.2 Gentle breeze 12.7 Significant breeze
Nov 8.5 Gentle breeze 14.3 Significant breeze
Dec 9.4 Gentle breeze 15.2 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 82.9%
Feb 78.4%
Mar 68.8%
Apr 60.6%
May 62.5%
Jun 63.9%
Jul 63.6%
Aug 65.3%
Sep 70.4%
Oct 78.4%
Nov 84.1%
Dec 82.9%

 

Is it Safe to Travel to Lille?

Our best data indicates this area is somewhat safe. As of Jan 19, 2018 there are travel warnings for France; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories


 

The Busiest and Least Crowded Months

The busiest month for tourism in Lille, France is June, followed by October and September. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Lille in March. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is very reliable. Displayed data is calculated relative to the peak, so a score of 41.8 in March means 41.8% of the tourists vs. June.


Overall Lille Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 68.9°F (20.5°C) and 49.1°F (9.5°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 7 days of significant precipitation per month. Spring is the slowest for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see moderate precipitation with 6 to 8 days of precipitation per month. June – August is the busiest season for tourism in Lille, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 71.1°F (21.7°C) and 46.8°F (8.2°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 5 to 7 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.

Winter (December through February)

Weather is too cold this time of year in Lille to be enjoyable for warm weather travelers. The average high during this season is between 49.1°F (9.5°C) and 42.4°F (5.8°C). On average, it rains or snows a fair amount: 7 to 9 times per month. These times of year are fairly slow with tourists.

 

Best Times to TravelFrance › Lille, France

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