Annual mean 9°C · wettest around December · prevailing wind SW
Warmest
24.9 °C
Coldest
-4.1 °C
Wettest
28%
Windiest
5.0 m/s
Prevailing
SW
4.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Belleville over the whole year is 9°C. July is the hottest month, with highs of about 25°C; January is the coldest, with lows of about -6°C. Belleville has no sharply defined rainy season: the chance of rain on a given day runs from 11% in July, the driest month, to 23% in December, the wettest. Winds in Belleville are highest in February, averaging 4.2 m/s (15 km/h), and lightest in July, at 2.9 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Belleville come in July, when the sky is typically 44% covered; December is the cloudiest month, at 64%.
Month by month Belleville 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
-3°C
-6°C
-10°C
21%
64%
4.1 m/s
0
0
0
February
-2°C
-6°C
-8°C
18%
61%
4.2 m/s
0
0
1
March
3°C
-2°C
-3°C
17%
55%
4.0 m/s
0
0
7
April
9°C
3°C
3°C
20%
57%
3.9 m/s
5
0
29
May
15°C
10°C
12°C
15%
53%
3.2 m/s
33
4
67
June
21°C
15°C
19°C
13%
50%
3.1 m/s
71
16
69
July
25°C
19°C
25°C
11%
44%
2.9 m/s
73
48
36
August
24°C
18°C
24°C
12%
45%
2.9 m/s
75
44
40
September
21°C
13°C
19°C
12%
44%
2.9 m/s
69
18
68
October
14°C
8°C
10°C
19%
52%
3.5 m/s
25
1
59
November
6°C
2°C
1°C
19%
56%
4.0 m/s
3
0
18
December
-0°C
-3°C
-6°C
23%
64%
4.1 m/s
0
0
2
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 Belleville weather by season
Year round, Belleville has days of about -3°C at their warmest in January, its coolest month, and 25°C in July, its warmest; the coolest hours of the day run from -6°C to 19°C through the year, and the average temperature over the year is 9°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.
Belleville weather in winterDecember to February
High -2°CLow -5°CRain 21%
Winter in Belleville has typical daily highs of about -2°C and lows of about -5°C, with a 21% chance of rain on a given day.
Belleville weather in springMarch to May
High 9°CLow 4°CRain 17%
Spring in Belleville has typical daily highs of about 9°C and lows of about 4°C, with a 17% chance of rain on a given day.
Belleville weather in summerJune to August
High 23°CLow 17°CRain 12%
Summer in Belleville has typical daily highs of about 23°C and lows of about 17°C, with a 12% chance of rain on a given day.
Belleville weather in autumnSeptember to November
High 13°CLow 8°CRain 16%
Autumn in Belleville has typical daily highs of about 13°C and lows of about 8°C, with a 16% chance of rain on a given day.
When is the rainy season in Belleville?
Belleville has no sharply defined rainy season: the chance of rain on a given day runs from 11% in July, the driest month, to 23% in December, the wettest.
What time of year is Belleville windiest?
Winds in Belleville are highest in February, averaging 4.2 m/s (15 km/h), and lightest in July, at 2.9 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Belleville year round?
The average temperature in Belleville over the whole year is 9°C. July is the hottest month, with highs of about 25°C; January is the coldest, with lows of about -6°C.