Banff weather

Our guide to the weather in Banff during September

10

Average high

2

UV Index

83mm

Monthly rainfall

68%

Humidity

Banff is a picturesque Canadian mountain town offering stunning views and plenty of outdoor activities to explore in September, so pack your warmest clothing! We've looked at the most up-to-date weather data for Banff, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Banff weather in September.

What's the temperature like in Banff during September?

The temperature reaches around 10℃ during the daytime in September, falling away to 2℃ at night. The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.

Does it snow in Banff during September?

Possibly. There's a chance of snow during September but not as much as you might think. Check the local forecast before you leave home so that you can pack appropriate footwear and clothing.

Does it rain in Banff during September?

On average, there will be 7 rainy days during the month, amounting to 82.6mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a good chance that you'll catch a thunderstorm during your trip.

Is it windy in Banff during September?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in September. With moderate humidity, the wind will feel chilly, so you'll want to wear layers.

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Banff Blog posts

From the UK's most popular travel bloggers

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12 best places in the Canadian Rocky Mountains to visit

10th February 2021 by Hand Luggage Only

By now, you know I have a real soft spot for Canada! It’s one of my favourite countries to visit with the most incredible cities like; Toronto, Vancouver and Calgary (to name a few). That being said, the real draw for me is the great outdoors, especially with all the best places in the Canadian Rocky Mountains to visit. ...

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The best places to visit on your first time in Canada

27th December 2020 by PommieTravels

If you’re a nature lover then you’ll love Canada, with its beautiful landscapes, glaciers, lakes and national parks. Canada is the second largest country in the world after Russia, so it can be difficult to know where to visit as a first-timer. Of course you’ll want to try the typical Canadian foods such as poutine and Canadian bacon, and you’ll definitely want to get out into nature and see the wildlife such as moose and bison. But where should you go? In the article below we’ll list...

Discover Canada: Banff National Park and Vancouver

27th November 2018 by John

Holiday Extras recently filmed a brand new travel guide in the stunning bucket list worthy area of Banff National Park, and Vancouver. Banff National park has the stunning Lake Louise, and Moraine Lake, and while heavily inundated with tourists, it still has a total magic and charm to it. Located on the north west coast in British Columbia, Vancouver is a thriving metropolis of culture, with plenty to see and do and is the province's largest city. Protecting the environment and making the...

Weather in Banff

Our month-by-month guide to the weather and climate in Banff

-7.9

Banff weather in

January
-8.1

Banff weather in

February
-3.4

Banff weather in

March
0.7

Banff weather in

April
7.4

Banff weather in

May
12.2

Banff weather in

June
16.5

Banff weather in

July
15.6

Banff weather in

August
10.0

Banff weather in

September
1.8

Banff weather in

October
-5.0

Banff weather in

November
-9.7

Banff weather in

December