In general the best time to visit Lille is probably August, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
In February, March, April, May, June, July, August, September, October, November the weather is average. Expect around 167 rainy days, and the precipitation amounts to approximately 80 mm in October.
January, December bring not the best weather. January is the coldest month with the temperature going down to +2°C.
Climate in Lille
Here is the detailed breakdown of the climate in Lille for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+15°C
+20°C
+26°C
+26°C
+31°C
+33°C
+42°C
+37°C
+34°C
+28°C
+20°C
+16°C
Average Maximum Temperature
+6°C
+7°C
+10°C
+14°C
+17°C
+20°C
+22°C
+22°C
+19°C
+15°C
+10°C
+7°C
Minimum Temperature
-20°C
-12°C
-10°C
-3°C
0°C
+4°C
+7°C
+6°C
+2°C
-3°C
-7°C
-11°C
Avg. water temperature
-
-
-
-
-
-
-
-
-
-
-
-
Humidity, %
87
83
80
75
76
77
77
77
81
84
87
88
Rain, mm
75
58
71
59
74
76
73
74
65
80
77
88
Snow, mm
18
16
8
0
0
0
0
0
0
0
3
15
Average wind speed, m/s
4
4
4
3
3
3
3
3
3
3
3
4
Sunny Days
2
4
5
6
6
5
6
6
5
4
2
2
Cloud Days
11
10
8
8
7
8
7
7
9
9
10
11
Rainy Days
15
12
17
16
18
17
18
18
16
18
17
15
Snowy Days
3
3
1
0
0
0
0
0
0
0
1
3
Average Temperature
Here are the average maximum and minimum temperatures in Lille during the whole year:
The hottest month in Lille is August with average maximum temperature going up to +22°C. The coldest month is January with the lowest temperatures of +2°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Lille looks throughout the year, in %:
The most humid month in Lille is December with average humidity going up to 88%. The least humid month is April with an average humidity of 75%.
Rain
Amount of rainfall in mm. in Lille during the whole year based on historical data:
The sunniest and driest month is April with approximately 6 sunny days and a total precipitation of around 59 mm. The rainiest and wettest month is December with approximately 15 rainy days and 88 mm of total precipitation.
Snow
Amount of snow in mm. in Lille during the whole year based on historical data:
The snowiest month is January with approximately 3 snowy days.
FAQ
Frequently asked questions about the weather in Lille:
What is the hottest month in Lille?
The hottest month in Lille is August with average maximum temperature of +22°C.
What is the coldest month in Lille?
The coldest month in Lille is January with minimum temperatures of +2°C.
Is Lille worth visiting in winter?
Winter is usually not the best time to go to Lille.
When does it rain the least in Lille?
if you're looking to visit Lille when it rains the least, you should plan your trip for December, October, November. During this time, rainfall is rare with the driest month being February with only 58 mm of rain.
For this page, we’ve looked at the typical weather in Lille, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.