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Monthly
Forecasts
Current
Hourly
7 Days
14 Days
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Saint John, NB
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December
Average Temperature
High
2°
Feels -1
Low
-5°
Feels -11
Average Precipitation
13 Days
Rain amount
77.6mm
Snow amount
19.5cm
Content continues below
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
-4°
26
-8°
27
-6°
28
-3°
29
3°
30
-3°
31
-6°
Forecast
Wednesday, December 24, 2025
Day
-4°
Feels -10
Wind
25 km/h N
Gust
38 km/h
Humidity
54%
P.O.P
30%
Night
-9°
Feels -14
Wind
18 km/h N
Gust
29 km/h
Humidity
85%
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.