Weather · Calgary, Canada
Calgary Weather in September
September in Calgary averages 20°C by day and 7°C at night, with about 22mm of rain. That makes it one of the best months to visit.
Avg high
20°C
68°F
Avg low
7°C
45°F
Rainfall
22mm
#9 wettest of 12
What to pack
Layers, plus a jacket for mornings and nights. Rain is unlikely to interrupt your plans.
Timing a trip around the weather? A Local Friend in Calgary builds it around the season for you.