Annual mean 11°C · wettest around December · prevailing wind SW
Warmest
22.5 °C
Coldest
3.5 °C
Wettest
41%
Windiest
5.7 m/s
Prevailing
SW
4.3 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 Grez-Doiceau 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. Grez-Doiceau has no sharply defined rainy season: the chance of rain on a given day runs from 22% in July, the driest month, to 36% in December, the wettest. Winds in Grez-Doiceau are highest in February, averaging 4.4 m/s (16 km/h), and lightest in September, at 2.9 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Grez-Doiceau come in June, when the sky is typically 52% covered; December is the cloudiest month, at 75%.
Month by month Grez-Doiceau 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
34%
75%
4.2 m/s
0
0
7
February
7°C
4°C
2°C
33%
66%
4.4 m/s
1
0
18
March
10°C
4°C
5°C
29%
61%
3.9 m/s
4
0
34
April
13°C
7°C
9°C
24%
54%
3.5 m/s
15
0
59
May
17°C
11°C
14°C
24%
53%
3.3 m/s
43
3
77
June
21°C
15°C
19°C
27%
52%
3.2 m/s
69
16
66
July
22°C
16°C
20°C
22%
54%
3.2 m/s
76
15
67
August
22°C
16°C
20°C
27%
53%
3.0 m/s
73
20
62
September
19°C
12°C
17°C
26%
53%
2.9 m/s
61
9
74
October
15°C
10°C
11°C
30%
63%
3.5 m/s
24
0
74
November
9°C
6°C
5°C
31%
68%
3.6 m/s
1
0
35
December
6°C
4°C
2°C
36%
75%
4.1 m/s
0
0
13
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 Grez-Doiceau weather by season
Year round, Grez-Doiceau 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.
Grez-Doiceau weather in winterDecember to February
High 6°CLow 4°CRain 34%
Winter in Grez-Doiceau has typical daily highs of about 6°C and lows of about 4°C, with a 34% chance of rain on a given day.
Grez-Doiceau weather in springMarch to May
High 13°CLow 7°CRain 26%
Spring in Grez-Doiceau has typical daily highs of about 13°C and lows of about 7°C, with a 26% chance of rain on a given day.
Grez-Doiceau weather in summerJune to August
High 22°CLow 15°CRain 25%
Summer in Grez-Doiceau has typical daily highs of about 22°C and lows of about 15°C, with a 25% chance of rain on a given day.
Grez-Doiceau weather in autumnSeptember to November
High 14°CLow 9°CRain 29%
Autumn in Grez-Doiceau has typical daily highs of about 14°C and lows of about 9°C, with a 29% chance of rain on a given day.
When is the rainy season in Grez-Doiceau?
Grez-Doiceau has no sharply defined rainy season: the chance of rain on a given day runs from 22% in July, the driest month, to 36% in December, the wettest.
What time of year is Grez-Doiceau windiest?
Winds in Grez-Doiceau are highest in February, averaging 4.4 m/s (16 km/h), and lightest in September, at 2.9 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Grez-Doiceau year round?
The average temperature in Grez-Doiceau 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.