Waterton Lakes weather in September
Cool, with occasional showers. Average highs of 17°C and lows of 7°C, with around 9 rainy days expected throughout the month.
While September isn't our top-rated month for Waterton Lakes, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
17°C
Average low
7°C
Rainy days
9 days
Best months to visit
July, August
What to do in Waterton Lakes in September
Whatever the weather, Waterton Lakes rewards curious visitors. Here are some of the best ways to spend your time:
Hike the Crypt Lake Trail to an alpine lake in a narrow valley
Ride the International Peace Park Shuttle boat across Upper Waterton Lake
Trek to Goat Haunt ranger station at lake's far end (USA)
Climb Bear's Hump for 360-degree views of three lakes and mountains
Explore Townsite for historic lodges, restaurants, and galleries
Spot bighorn sheep and mule deer on the Akamina Parkway drive
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
-1C
Cold, with some rainy days.
February
-3C
Cold, with some rainy days.
March
3C
Cold, with some rainy days.
April
7C
Cold, with some rainy days.
May
13C
Cool, with some rainy days.
June
18C
Mild and comfortable, with some rainy days.
Recommended
July
24C
Mild and comfortable, with occasional showers.
Recommended
August
23C
Mild and comfortable, with occasional showers.
September (you are here)
17C
Cool, with occasional showers.
October
9C
Cold, with some rainy days.
November
1C
Cold, with some rainy days.
December
-3C
Cold, with some rainy days.
Book your September trip to Waterton Lakes
Find hotels, tours and experiences for the perfect escape.
