Monthly Historical AveragesSt. Catharines, ON
Average Temperature
High
3°
Feels 0
Low
-2°
Feels -7
Average Precipitation
13 Days
60mm
19.3cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 24, 2025
Day
1°Feels 0
Wind
25 km/h NW
Gust
38 km/h
Humidity
64%
P.O.P
20%
Night
-1°Feels -5
Wind
16 km/h SW
Gust
24 km/h
Humidity
86%
P.O.P
30%
Historical AveragesDec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity