Monthly Historical AveragesSt Catharines, ON
Average Temperature
High
3°
Feels 0
Low
-2°
Feels -7
Average Precipitation
14 Days
58.2mm
25.5cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, December 27, 2025
Day
-2°Feels -4
Wind
17 km/h NE
Gust
26 km/h
Humidity
80%
P.O.P
40%
Rain
<1 mm
Night
-5°Feels -11
Wind
17 km/h E
Gust
26 km/h
Humidity
93%
P.O.P
30%
Historical AveragesDec 27
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity