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
Trois-Rivières, QC
Exceptional El Niño dominates this fall
Content continues below
September
Average Temperature
High
20°
Feels 20
Low
11°
Feels 10
Average Precipitation
7 Days
Rain amount
40.4mm
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
16°
20
16°
21
14°
22
15°
23
17°
24
18°
25
17°
26
18°
27
19°
28
19°
29
18°
30
18°
Forecast
Saturday, September 19, 2026
Day
16°
Feels 16
Wind
9 km/h N
Gust
17 km/h
Humidity
45%
P.O.P
10%
Night
7°
Feels 5
Wind
8 km/h NE
Gust
12 km/h
Humidity
100%
P.O.P
30%
Historical Averages
Sep 19
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.