The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
⋮
Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Saint John, NB
Content continues below
August
Average Temperature
High
21°
Feels 21
Low
13°
Feels 13
Average Precipitation
10 Days
Rain amount
73.6mm
Snow amount
0cm
Content continues below
Daily Historical Averages
August 2026
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
20°
25
21°
26
22°
27
21°
28
21°
29
24°
30
22°
31
22°
Forecast
Monday, August 24, 2026
Day
20°
Feels 22
Wind
13 km/h S
Gust
20 km/h
Humidity
88%
P.O.P
60%
Rain
~1 mm
Night
15°
Feels 15
Wind
14 km/h S
Gust
23 km/h
Humidity
100%
P.O.P
30%
Historical Averages
Aug 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.