Banff, Alberta, Canada Climate Change Severity

67
Very High
The current climate change severity in Banff is Very High, with a 42.9% worsening in the climate score compared to last 15 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Oct. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Banff Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Banff temperature has changed by around -27.1%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Oct. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
5042
-16%
cloudyCloudy
6472
12.5%
rainyRainy
15168
-54.9%
snowySnowy
1215
25%
mistyMisty
07
100%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Banff has experienced measurable shifts in key climate parameters, contributing to the current severity score of 67 (within the Very High severity category). This suggests worsening climate conditions from the previous years. Here’s a breakdown of the specific changes observed:

Severity Score

67/100

Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Banff experienced significant changes:

Temperature change of

-1.7 °C

Variation in annual rainfall

+39.8 %

Change in average humidity

-6.2 %

PM2.5 levels surged by

-31.8 %

Heatwave changed by

-12.1 day(s)

Coldwave changed by

-2.4 day(s)

Wind speeds changed by

-0.1 km/h

These indicators show a dramatic increase in volatility and worsening conditions. Banff's Very High severity status requires urgent and immediate adaptation and mitigation strategies, particularly focused on managing extreme weather events, improving air quality, and ensuring water resources are adequate for the population.

Check how we calculate Climate Change Severity
Based on data from Jan. to Oct.

Banff Weather Forecast 30 Days (November - December 2025)
Banff, Alberta, Canada

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Wed. 26, Nov.
overcastOvercast
Temperature Icon-3°/-9°
Humidity Icon88%
Wind Icon3km/h
Thu. 27, Nov.
overcastOvercast
Temperature Icon-3°/-6°
Humidity Icon86%
Wind Icon3km/h
Fri. 28, Nov.
sunnySunny
Temperature Icon-6°/-9°
Humidity Icon78%
Wind Icon4km/h
Sat. 29, Nov.
partly cloudyPartly Cloudy
Temperature Icon-5°/-12°
Humidity Icon75%
Wind Icon5km/h
Sun. 30, Nov.
partly cloudyPartly Cloudy
Temperature Icon-7°/-13°
Humidity Icon80%
Wind Icon5km/h
Mon. 1, Dec.
light snowLight snow
Temperature Icon-5°/-10°
Humidity Icon87%
Wind Icon4km/h
Tue. 2, Dec.
partly cloudyPartly Cloudy
Temperature Icon-5°/-9°
Humidity Icon89%
Wind Icon7km/h
Wed. 3, Dec.
mistMist
Temperature Icon-4°/-10°
Humidity Icon91%
Wind Icon6km/h
Thu. 4, Dec.
patchy light snowPatchy light snow
Temperature Icon-6°/-9°
Humidity Icon92%
Wind Icon7km/h
Fri. 5, Dec.
heavy snowHeavy snow
Temperature Icon-5°/-11°
Humidity Icon94%
Wind Icon8km/h
Sat. 6, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-6°/-11°
Humidity Icon94%
Wind Icon16km/h
Sun. 7, Dec.
heavy snowHeavy snow
Temperature Icon-4°/-13°
Humidity Icon87%
Wind Icon19km/h
Mon. 8, Dec.
light snowLight snow
Temperature Icon-8°/-14°
Humidity Icon93%
Wind Icon11km/h
Tue. 9, Dec.
heavy snowHeavy snow
Temperature Icon-5°/-19°
Humidity Icon95%
Wind Icon14km/h
Wed. 10, Dec.
patchy moderate snowPatchy moderate snow
Temperature Icon-6°/-11°
Humidity Icon92%
Wind Icon7km/h
Thu. 11, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-5°/-11°
Humidity Icon93%
Wind Icon8km/h
Fri. 12, Dec.
moderate snowModerate snow
Temperature Icon-6°/-12°
Humidity Icon93%
Wind Icon8km/h
Sat. 13, Dec.
moderate snowModerate snow
Temperature Icon-6°/-12°
Humidity Icon93%
Wind Icon8km/h
Sun. 14, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-6°/-12°
Humidity Icon93%
Wind Icon8km/h
Mon. 15, Dec.
moderate snowModerate snow
Temperature Icon-7°/-12°
Humidity Icon94%
Wind Icon8km/h
Tue. 16, Dec.
patchy moderate snowPatchy moderate snow
Temperature Icon-7°/-13°
Humidity Icon94%
Wind Icon8km/h
Wed. 17, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-6°/-12°
Humidity Icon94%
Wind Icon8km/h
Thu. 18, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-6°/-12°
Humidity Icon95%
Wind Icon9km/h
Fri. 19, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-7°/-12°
Humidity Icon95%
Wind Icon8km/h
Sat. 20, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-7°/-12°
Humidity Icon95%
Wind Icon9km/h
Sun. 21, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-6°/-12°
Humidity Icon95%
Wind Icon8km/h
Mon. 22, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-7°/-13°
Humidity Icon94%
Wind Icon9km/h
Tue. 23, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-8°/-14°
Humidity Icon93%
Wind Icon9km/h
Wed. 24, Dec.
moderate snowModerate snow
Temperature Icon-8°/-14°
Humidity Icon93%
Wind Icon8km/h
Thu. 25, Dec.
light freezing rainLight freezing rain
Temperature Icon-9°/-15°
Humidity Icon92%
Wind Icon7km/h
Fri. 26, Dec.
moderate or heavy snow showersModerate or heavy snow showers
Temperature Icon-8°/-14°
Humidity Icon93%
Wind Icon7km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 27, Nov.

-3.1°C

Low will be onTue. 9, Dec.

-19.3°C

HumidityHumidity

High will be onTue. 9, Dec.

95%

Low will be onSat. 29, Nov.

75%

Wind SpeedWind Speed

High will be onSun. 7, Dec.

19.4km/h

Low will be onWed. 26, Nov.

2.5km/h

PrecipitationPrecipitation

High will be onThu. 18, Dec.

5mm

Low will be onSat. 29, Nov.

0.04mm

Ultraviolet IndexUV

High will be onSun. 30, Nov.

2

Low will be onMon. 1, Dec.

1

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