Annual mean 11°C · wettest around December · prevailing wind SW
Warmest
22.5 °C
Coldest
3.6 °C
Wettest
41%
Windiest
5.6 m/s
Prevailing
SW
4.2 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 Braine-l’Alleud over the whole year is 11°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 3°C. Braine-l’Alleud has no sharply defined rainy season: the chance of rain on a given day runs from 21% in July, the driest month, to 38% in December, the wettest. Winds in Braine-l’Alleud are highest in February, averaging 4.3 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Braine-l’Alleud come in June, when the sky is typically 50% covered; December is the cloudiest month, at 74%.
Month by month Braine-l’Alleud 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
5°C
3°C
0°C
35%
74%
4.0 m/s
0
0
7
February
7°C
4°C
2°C
34%
64%
4.3 m/s
1
0
19
March
10°C
5°C
5°C
31%
59%
3.8 m/s
3
0
35
April
13°C
7°C
9°C
22%
51%
3.3 m/s
16
0
60
May
17°C
11°C
14°C
22%
51%
3.2 m/s
43
3
77
June
21°C
15°C
19°C
25%
50%
3.1 m/s
69
16
67
July
22°C
16°C
20°C
21%
52%
3.1 m/s
77
15
68
August
22°C
16°C
21°C
25%
51%
2.9 m/s
74
21
62
September
19°C
13°C
17°C
26%
51%
2.8 m/s
62
9
75
October
15°C
10°C
12°C
31%
61%
3.4 m/s
25
0
75
November
9°C
6°C
5°C
33%
66%
3.6 m/s
1
0
36
December
6°C
4°C
2°C
38%
74%
4.0 m/s
0
0
14
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 Braine-l’Alleud weather by season
Year round, Braine-l’Alleud has days of about 5°C at their warmest in January, its coolest month, and 22°C in August, its warmest; the coolest hours of the day run from 3°C to 16°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around December 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.
Braine-l’Alleud weather in winterDecember to February
High 6°CLow 4°CRain 36%
Winter in Braine-l’Alleud has typical daily highs of about 6°C and lows of about 4°C, with a 36% chance of rain on a given day.
Braine-l’Alleud weather in springMarch to May
High 13°CLow 7°CRain 25%
Spring in Braine-l’Alleud has typical daily highs of about 13°C and lows of about 7°C, with a 25% chance of rain on a given day.
Braine-l’Alleud weather in summerJune to August
High 22°CLow 16°CRain 24%
Summer in Braine-l’Alleud has typical daily highs of about 22°C and lows of about 16°C, with a 24% chance of rain on a given day.
Braine-l’Alleud weather in autumnSeptember to November
High 14°CLow 10°CRain 30%
Autumn in Braine-l’Alleud has typical daily highs of about 14°C and lows of about 10°C, with a 30% chance of rain on a given day.
When is the rainy season in Braine-l’Alleud?
Braine-l’Alleud has no sharply defined rainy season: the chance of rain on a given day runs from 21% in July, the driest month, to 38% in December, the wettest.
What time of year is Braine-l’Alleud windiest?
Winds in Braine-l’Alleud are highest in February, averaging 4.3 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Braine-l’Alleud year round?
The average temperature in Braine-l’Alleud over the whole year is 11°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 3°C.