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7 Days
14 Days
Monthly
°C
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Monthly Historical Averages
Orillia, ON
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December
Average Temperature
High
-1°
Feels -4
Low
-7°
Feels -12
Average Precipitation
5 Days
Rain amount
8.7mm
Snow amount
10.2cm
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
19
20
21
22
23
24
-4°
25
-2°
26
-9°
27
-5°
28
1°
29
-3°
30
-11°
31
-5°
Forecast
Wednesday, December 24, 2025
Day
-4°
Feels -7
Wind
23 km/h NW
Gust
42 km/h
Humidity
60%
P.O.P
20%
Night
-5°
Feels -8
Wind
14 km/h S
Gust
39 km/h
Humidity
93%
P.O.P
30%
Historical Averages
Dec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.