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Monthly
Precipitation
Temperature
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Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Barrie, ON
Exceptional El Niño dominates this fall
Content continues below
September
Average Temperature
High
21°
Feels 21
Low
11°
Feels 10
Average Precipitation
10 Days
Rain amount
63.9mm
Snow amount
0cm
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Daily Historical Averages
September 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
19°
21
14°
22
15°
23
17°
24
19°
25
19°
26
20°
27
21°
28
19°
29
19°
30
19°
Forecast
Sunday, September 20, 2026
Day
19°
Feels 19
Wind
19 km/h N
Gust
30 km/h
Humidity
49%
P.O.P
30%
Night
10°
Feels 6
Wind
21 km/h NE
Gust
33 km/h
Humidity
82%
P.O.P
30%
Historical Averages
Sep 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.