Calgary Weather in September
Canada · 30-year monthly averages
🌟 Great time to visit
September in Calgary is mild, with average daytime highs around 19°C (65°F) and nighttime lows near 6°C (42°F). Expect roughly 48mm of precipitation, with little rainfall.
Avg high
19°C
65°F
Avg low
6°C
42°F
Rainfall
48mm
dry
Mean temp
11°C
51°F
🎒 What to pack
- light jacket
- layers for cool evenings
September vs the rest of the year
FAQ
- How hot is Calgary in September?
- September in Calgary is mild, with average daytime highs around 19°C (65°F) and nighttime lows near 6°C (42°F). Expect roughly 48mm of precipitation, with little rainfall.
- Does it rain a lot in Calgary in September?
- Calgary sees around 48mm of precipitation in September on average — dry by global standards.
- Is September a good time to visit Calgary?
- September is one of the best months to visit Calgary — comfortable temperatures and manageable rainfall.