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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Erin, ON
Exceptional El Niño dominates this fall
Content continues below
Content continues below
September
Average Temperature
High
21°
Feels 21
Low
11°
Feels 10
Average Precipitation
10 Days
Rain amount
65.1mm
Snow amount
0cm
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
16°
20
18°
21
14°
22
15°
23
15°
24
13°
25
17°
26
18°
27
19°
28
18°
29
18°
30
19°
Forecast
Saturday, September 19, 2026
Day
16°
Feels 15
Wind
20 km/h SE
Gust
30 km/h
Humidity
62%
P.O.P
30%
Night
11°
Feels 9
Wind
18 km/h E
Gust
27 km/h
Humidity
76%
P.O.P
40%
Rain
<1 mm
Historical Averages
Sep 19
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.