Banff weather in September
Cool, with some rainy days. Average highs of 15°C and lows of 3°C, with around 10 rainy days expected throughout the month.
While September isn't our top-rated month for Banff, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
15°C
Average low
3°C
Rainy days
10 days
Best months to visit
Year-round
What to do in Banff in September
Whatever the weather, Banff rewards curious visitors. Here are some of the best ways to spend your time:
Hike trails around Lake Louise with mountain views
Paddle the emerald waters of Lake Louise
Drive the Icefields Parkway through glaciated peaks
Soak in the natural hot springs at Upper Hot Springs
Ski Lake Louise in winter or hike in summer
Spot wildlife—elk, bears, mountain goats—on valley trails
What to pack for September
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
January
-5C
Cold, with occasional showers.
February
-5C
Cold, with occasional showers.
March
2C
Cold, with some rainy days.
April
6C
Cold, with some rainy days.
May
13C
Cool, with some rainy days.
June
18C
Mild and comfortable, with some rainy days.
July
22C
Mild and comfortable, with some rainy days.
August
22C
Mild and comfortable, with some rainy days.
September (you are here)
15C
Cool, with some rainy days.
October
8C
Cold, with occasional showers.
November
-1C
Cold, with occasional showers.
December
-7C
Cold, with occasional showers.
Book your September trip to Banff
Find hotels, tours and experiences for the perfect escape.
