The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
⋮
Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Saint-Roch-de-Richelieu, QC
Content continues below
September
Average Temperature
High
21°
Feels 21
Low
11°
Feels 10
Average Precipitation
10 Days
Rain amount
70.6mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
22°
27
19°
28
16°
29
18°
30
21°
Forecast
Saturday, September 26, 2026
Day
22°
Feels 22
Wind
22 km/h NE
Gust
33 km/h
Humidity
43%
P.O.P
30%
Night
14°
Feels 12
Wind
23 km/h NE
Gust
35 km/h
Humidity
67%
P.O.P
30%
Historical Averages
Sep 26
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.