Weather in Calgary in September
In an average September, Calgary sees a daily high around 19°C and a low around 5°C, based on 1980–2026 of local climate records.
| Average high | 19°C |
|---|---|
| Typical high range | 10°C to 26°C |
| Average low | 5°C |
| Typical low range | 0°C to 9°C |
| Average daily precipitation | 3 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
33°C
2009-09-23
Lowest
-1°C
2019-09-29
Low
Highest
17°C
1998-09-08
Lowest
-7°C
2014-09-11
Feels-like
Highest
36°C
2017-09-03
Lowest
-13°C
2014-09-11
Humidity
Highest
12.2 g/m³
2013-09-06
Lowest
2.9 g/m³
1983-09-19
Wind
Highest
37 km/h
1984-09-07
Lowest
6 km/h
1986-09-21
Gust
Highest
81 km/h
1984-09-07
Lowest
15 km/h
1986-09-28
Precip
Wettest
143 mm
1986
Driest
7 mm
2022
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