Banff in Fall
In fall (September, October and November), Banff sees average daytime highs around 3°C and overnight lows near -7°C, with 137 mm of precipitation over about 27 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 14°C in early September to -8°C by late November. The sky is clear or mostly clear about 25% of the time across fall, and the air most often feels dry.
Fall is Banff's 2nd-best season to visit on our travel score. For the whole year in context, see Banff's year-round climate.
- Avg daytime high
- 3°C
- 2nd-warmest season
- Avg overnight low
- -7°C
- Precipitation
- 137 mm
- 27 wet days
- Avg wind
- 7 km/h
- Travel score
- 1.0
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Banff in Fall
Over the season highs ease from about 14°C in early September to -8°C by late November.
A typical fall day in Banff reaches about 3°C and drops to -7°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Banff
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 91 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Banff weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -10° / -17° | 23 | 6.6 | 8.1 | 8.2 | 0.0 |
| Feb | -8° / -16° | 21 | 5.5 | 7 | 9.6 | 0.0 |
| Mar | -3° / -13° | 37 | 9.5 | 11.2 | 11.5 | 0.0 |
| Apr | 2° / -8° | 57 | 10.9 | 11.4 | 13.5 | 0.0 |
| May | 7° / -3° | 78 | 12.4 | 8.7 | 15.3 | 0.9 |
| Jun | 12° / 1° | 119 | 17.7 | 3.2 | 16.2 | 2.6 |
| Jul | 17° / 4° | 88 | 14.9 | 0.6 | 15.9 | 4.9 |
| Aug | 17° / 4° | 78 | 12.7 | 1 | 14.4 | 5.1 |
| Sep | 11° / -1° | 62 | 10.2 | 4.9 | 12.4 | 2.9 |
| Oct | 3° / -8° | 40 | 8.3 | 7.9 | 10.4 | 0.2 |
| Nov | -5° / -14° | 35 | 8 | 9.4 | 8.7 | 0.0 |
| Dec | -11° / -18° | 23 | 6.2 | 7.5 | 7.7 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 25% of the time across fall.
Chance of precipitation in Fall
Banff gets around 137 mm of rain and snow over 27 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 7 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 24 min in early September to 8 hours by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.8 kWh/m².
Hazard calendar for Banff
In fall, Banff overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Banff's rainy season runs April–September, when most of the year's rain falls.
Is fall a good time to visit Banff?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Banff.
What to pack for Banff in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Banff sees daytime highs around 3°C and nights near -7°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 27 days see rain.
UV index in Banff in Fall
Clear-sky midday UV across fall averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Banff peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 4 | 5 | 7 | 6 | 9 | 6 | 4 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | High | High | High | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | High |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 9 | Very high |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Banff in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Banff is worst in August — around 64 µg/m³ PM2.5 (unhealthy), about 25.7× the cleanest month (January, 3 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 3 | 4 | 5 | 6 | 9 | 8 | 31 | 64 | 14 | 8 | 29 | 3 |
| Level | Good | Good | Good | Good | Good | Good | Moderate | Unhealthy | Moderate | Good | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 3 | Good |
| Feb | 4 | Good |
| Mar | 5 | Good |
| Apr | 6 | Good |
| May | 9 | Good |
| Jun | 8 | Good |
| Jul | 31 | Moderate |
| Aug | 64 | Unhealthy |
| Sep | 14 | Moderate |
| Oct | 8 | Good |
| Nov | 29 | Moderate |
| Dec | 3 | Good |
Where is Banff?
Banff sits at 51.2°N, 115.6°W, 0 m above sea level, in Canada. The nearest listed city is Canmore, 18 km away.
Topography around Banff
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Banff.
Within 3 km, the terrain around Banff has large variations in elevation — a maximum elevation change of 913 m around an average of 1,513 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,662 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,766 m.
The land around Banff is covered by trees (76%) within 3 km, trees (67%) and bare terrain (26%) within 16 km, and trees (63%) and bare terrain (21%) within 80 km.
Canada travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 83% of US
- price level, 2025
- GDP per capita
- $55,698
- 2025
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Safe drinking water
- 97%
- of population, 2024
- Homicide rate
- 2
- per 100k, 2023
- Road deaths
- 5.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Banff (51.1762°, -115.5698°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.