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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Banff, AB
Exceptional El Niño dominates this fall
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September
Average Temperature
High
15°
Feels 14
Low
2°
Feels 0
Average Precipitation
9 Days
Rain amount
28.2mm
Snow amount
13.5cm
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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
21°
21
21°
22
20°
23
16°
24
14°
25
12°
26
8°
27
9°
28
10°
29
11°
30
12°
Forecast
Sunday, September 20, 2026
Day
21°
Feels 21
Wind
11 km/h SW
Gust
14 km/h
Humidity
33%
P.O.P
10%
Night
4°
Feels 2
Wind
9 km/h SW
Gust
12 km/h
Humidity
87%
P.O.P
10%
Historical Averages
Sep 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.