Monthly Historical AveragesChâteauguay, QC
Average Temperature
High
-1°
Feels -4
Low
-7°
Feels -12
Average Precipitation
11 Days
24mm
40.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 31, 2025
Day
-10°Feels -15
Wind
31 km/h W
Gust
45 km/h
Humidity
54%
P.O.P
30%
Night
-14°Feels -24
Wind
22 km/h N
Gust
22 km/h
Humidity
92%
P.O.P
70%
Snow
~10 cm
Historical AveragesDec 31
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity