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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Algonquin, ON
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September
Average Temperature
High
21°
Feels 22
Low
10°
Feels 10
Average Precipitation
9 Days
Rain amount
49mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
22°
7
25°
8
23°
9
22°
10
22°
11
19°
12
22°
13
24°
14
21°
15
21°
16
21°
17
20°
18
20°
19
19°
20
19°
21
22
23
24
25
26
27
28
29
30
Forecast
Sunday, September 6, 2026
Day
22°
Feels 24
Wind
15 km/h NE
Gust
35 km/h
Humidity
50%
P.O.P
20%
Night
12°
Feels 12
Wind
9 km/h W
Gust
17 km/h
Humidity
88%
P.O.P
10%
Historical Averages
Sep 6
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.