Annual mean 12°C · wettest around November · prevailing wind W
Warmest
22.0 °C
Coldest
5.4 °C
Wettest
30%
Windiest
6.8 m/s
Prevailing
W
5.6 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Aire-sur-la-Lys over the whole year is 12°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 4°C. Aire-sur-la-Lys has no sharply defined rainy season: the chance of rain on a given day runs from 14% in July, the driest month, to 27% in November, the wettest. Winds in Aire-sur-la-Lys are highest in February, averaging 5.6 m/s (20 km/h), and lightest in September, at 4.1 m/s (15 km/h). The prevailing wind is from the W. The clearest skies in Aire-sur-la-Lys come in August, when the sky is typically 70% covered; December is the cloudiest month, at 84%.
Month by month Aire-sur-la-Lys climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
6°C
4°C
1°C
21%
82%
5.3 m/s
0
0
10
February
8°C
5°C
2°C
20%
78%
5.6 m/s
0
0
20
March
10°C
6°C
4°C
19%
76%
5.2 m/s
2
0
34
April
13°C
7°C
8°C
14%
71%
4.6 m/s
12
0
56
May
16°C
11°C
12°C
15%
73%
4.4 m/s
32
2
77
June
20°C
14°C
17°C
15%
73%
4.2 m/s
62
9
76
July
21°C
16°C
19°C
14%
73%
4.3 m/s
76
11
75
August
22°C
16°C
19°C
17%
70%
4.2 m/s
76
14
70
September
19°C
14°C
17°C
19%
73%
4.1 m/s
63
7
77
October
15°C
11°C
12°C
24%
78%
4.4 m/s
26
0
77
November
10°C
7°C
5°C
27%
81%
4.9 m/s
1
0
40
December
7°C
6°C
2°C
24%
84%
5.1 m/s
0
0
19
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Aire-sur-la-Lys weather by season
Year round, Aire-sur-la-Lys has days of about 6°C at their warmest in January, its coolest month, and 22°C in August, its warmest; the coolest hours of the day run from 4°C to 16°C through the year, and the average temperature over the year is 12°C around the clock. Rain is most likely around November and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Aire-sur-la-Lys weather in winterDecember to February
High 7°CLow 5°CRain 22%
Winter in Aire-sur-la-Lys has typical daily highs of about 7°C and lows of about 5°C, with a 22% chance of rain on a given day.
Aire-sur-la-Lys weather in springMarch to May
High 13°CLow 8°CRain 16%
Spring in Aire-sur-la-Lys has typical daily highs of about 13°C and lows of about 8°C, with a 16% chance of rain on a given day.
Aire-sur-la-Lys weather in summerJune to August
High 21°CLow 16°CRain 15%
Summer in Aire-sur-la-Lys has typical daily highs of about 21°C and lows of about 16°C, with a 15% chance of rain on a given day.
Aire-sur-la-Lys weather in autumnSeptember to November
High 15°CLow 11°CRain 23%
Autumn in Aire-sur-la-Lys has typical daily highs of about 15°C and lows of about 11°C, with a 23% chance of rain on a given day.
When is the rainy season in Aire-sur-la-Lys?
Aire-sur-la-Lys has no sharply defined rainy season: the chance of rain on a given day runs from 14% in July, the driest month, to 27% in November, the wettest.
What time of year is Aire-sur-la-Lys windiest?
Winds in Aire-sur-la-Lys are highest in February, averaging 5.6 m/s (20 km/h), and lightest in September, at 4.1 m/s (15 km/h). The prevailing wind is from the W.
What is the average temperature in Aire-sur-la-Lys year round?
The average temperature in Aire-sur-la-Lys over the whole year is 12°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 4°C.