Annual mean 12°C · wettest around November · prevailing wind W
Warmest
21.7 °C
Coldest
5.9 °C
Wettest
34%
Windiest
7.2 m/s
Prevailing
W
5.9 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 Dunkerque over the whole year is 12°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 5°C. Dunkerque has no sharply defined rainy season: the chance of rain on a given day runs from 15% in April, the driest month, to 30% in November, the wettest. Winds in Dunkerque are highest in February, averaging 5.9 m/s (21 km/h), and lightest in September, at 4.4 m/s (16 km/h). The prevailing wind is from the W. The clearest skies in Dunkerque come in August, when the sky is typically 68% covered; December is the cloudiest month, at 83%.
Month by month Dunkerque 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
7°C
5°C
1°C
22%
82%
5.6 m/s
0
0
10
February
8°C
5°C
2°C
21%
77%
5.9 m/s
0
0
20
March
10°C
6°C
4°C
20%
76%
5.4 m/s
2
0
31
April
12°C
8°C
7°C
15%
71%
4.9 m/s
8
0
52
May
16°C
11°C
12°C
17%
71%
4.7 m/s
25
1
76
June
19°C
15°C
16°C
18%
71%
4.6 m/s
58
6
79
July
21°C
16°C
18°C
16%
71%
4.5 m/s
76
8
79
August
21°C
17°C
19°C
20%
68%
4.5 m/s
78
10
74
September
19°C
14°C
16°C
23%
71%
4.4 m/s
60
6
77
October
15°C
11°C
12°C
29%
77%
4.8 m/s
24
0
76
November
10°C
8°C
5°C
30%
81%
5.2 m/s
0
0
40
December
8°C
6°C
2°C
26%
83%
5.6 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 Dunkerque weather by season
Year round, Dunkerque has days of about 7°C at their warmest in January, its coolest month, and 21°C in August, its warmest; the coolest hours of the day run from 5°C to 17°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 April. 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.
Dunkerque weather in winterDecember to February
High 7°CLow 5°CRain 23%
Winter in Dunkerque has typical daily highs of about 7°C and lows of about 5°C, with a 23% chance of rain on a given day.
Dunkerque weather in springMarch to May
High 12°CLow 8°CRain 17%
Spring in Dunkerque has typical daily highs of about 12°C and lows of about 8°C, with a 17% chance of rain on a given day.
Dunkerque weather in summerJune to August
High 20°CLow 16°CRain 18%
Summer in Dunkerque has typical daily highs of about 20°C and lows of about 16°C, with a 18% chance of rain on a given day.
Dunkerque weather in autumnSeptember to November
High 15°CLow 11°CRain 27%
Autumn in Dunkerque has typical daily highs of about 15°C and lows of about 11°C, with a 27% chance of rain on a given day.
When is the rainy season in Dunkerque?
Dunkerque has no sharply defined rainy season: the chance of rain on a given day runs from 15% in April, the driest month, to 30% in November, the wettest.
What time of year is Dunkerque windiest?
Winds in Dunkerque are highest in February, averaging 5.9 m/s (21 km/h), and lightest in September, at 4.4 m/s (16 km/h). The prevailing wind is from the W.
What is the average temperature in Dunkerque year round?
The average temperature in Dunkerque over the whole year is 12°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 5°C.