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Monthly Historical Averages
University of Waterloo - Cambridge Architecture Campus, ON
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Daily Historical Averages
December 2025
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
6°
19
-2°
20
0°
21
-6°
22
-3°
23
3°
24
0°
25
-1°
26
0°
27
-1°
28
-2°
29
-3°
30
-2°
31
0°
Forecast
Thursday, December 18, 2025
Day
6°
Feels 2
Wind
27 km/h S
Gust
47 km/h
Humidity
65%
P.O.P
40%
Rain
~1 mm
Night
1°
Feels -9
Wind
37 km/h S
Gust
53 km/h
Humidity
100%
P.O.P
90%
Rain
10-15 mm
Historical Averages
Dec 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
December
Average Temperature
High
1°
Feels -2
Low
-5°
Feels -10
Average Precipitation
9 Days
Rain amount
40.6mm
Snow amount
15.5cm