September in Airdrie averages a daily high of 17.9°C with nights around 3.8°C. Expect roughly 8.1 wet days totalling 34.9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Airdrie is July–September.
Based on NEIR AGDM, AB CA (8.7km), 1995–2024. 19 years of September data.