Banff, Alberta, Canada Climate Change Severity

67
Very High
The current climate change severity in Banff is Very High, with a 45.6% 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 Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°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 -42.7%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
2619
-26.9%
cloudyCloudy
4753
12.7%
rainyRainy
10661
-42.4%
snowySnowy
1112
9.09%
mistyMisty
03
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

+34.1 %

Change in average humidity

-7.1 %

PM2.5 levels surged by

-35.1 %

Heatwave changed by

-10 day(s)

Coldwave changed by

+0.4 day(s)

Wind speeds changed by

-0.2 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 Jul.

Banff Weather Forecast 30 Days (August - September 2025)
Banff, Alberta, Canada

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Tue. 5, Aug.
sunnySunny
Temperature Icon19°/9°
Humidity Icon68%
Wind Icon7km/h
Wed. 6, Aug.
heavy rainHeavy rain
Temperature Icon17°/11°
Humidity Icon79%
Wind Icon7km/h
Thu. 7, Aug.
heavy rainHeavy rain
Temperature Icon13°/8°
Humidity Icon88%
Wind Icon11km/h
Fri. 8, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon19°/6°
Humidity Icon66%
Wind Icon8km/h
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon21°/8°
Humidity Icon69%
Wind Icon9km/h
Sun. 10, Aug.
sunnySunny
Temperature Icon24°/10°
Humidity Icon58%
Wind Icon10km/h
Mon. 11, Aug.
sunnySunny
Temperature Icon26°/12°
Humidity Icon55%
Wind Icon8km/h
Tue. 12, Aug.
sunnySunny
Temperature Icon28°/13°
Humidity Icon48%
Wind Icon6km/h
Wed. 13, Aug.
sunnySunny
Temperature Icon28°/14°
Humidity Icon44%
Wind Icon8km/h
Thu. 14, Aug.
sunnySunny
Temperature Icon26°/12°
Humidity Icon58%
Wind Icon6km/h
Fri. 15, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon28°/13°
Humidity Icon67%
Wind Icon11km/h
Sat. 16, Aug.
sunnySunny
Temperature Icon27°/12°
Humidity Icon73%
Wind Icon10km/h
Sun. 17, Aug.
sunnySunny
Temperature Icon27°/12°
Humidity Icon56%
Wind Icon5km/h
Mon. 18, Aug.
heavy rain at timesHeavy rain at times
Temperature Icon22°/11°
Humidity Icon58%
Wind Icon10km/h
Tue. 19, Aug.
moderate rain at timesModerate rain at times
Temperature Icon22°/11°
Humidity Icon58%
Wind Icon10km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon22°/11°
Humidity Icon60%
Wind Icon9km/h
Thu. 21, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/10°
Humidity Icon61%
Wind Icon9km/h
Fri. 22, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/10°
Humidity Icon67%
Wind Icon9km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/10°
Humidity Icon66%
Wind Icon10km/h
Sun. 24, Aug.
heavy rain at timesHeavy rain at times
Temperature Icon19°/8°
Humidity Icon64%
Wind Icon9km/h
Mon. 25, Aug.
moderate rain at timesModerate rain at times
Temperature Icon20°/8°
Humidity Icon61%
Wind Icon8km/h
Tue. 26, Aug.
heavy rain at timesHeavy rain at times
Temperature Icon21°/9°
Humidity Icon58%
Wind Icon9km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon20°/9°
Humidity Icon59%
Wind Icon10km/h
Thu. 28, Aug.
moderate rain at timesModerate rain at times
Temperature Icon21°/9°
Humidity Icon60%
Wind Icon8km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/10°
Humidity Icon60%
Wind Icon10km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/9°
Humidity Icon63%
Wind Icon9km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/8°
Humidity Icon70%
Wind Icon9km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/8°
Humidity Icon70%
Wind Icon10km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/8°
Humidity Icon66%
Wind Icon10km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/8°
Humidity Icon63%
Wind Icon9km/h
Thu. 4, Sep.
moderate rain at timesModerate rain at times
Temperature Icon18°/8°
Humidity Icon64%
Wind Icon8km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onWed. 13, Aug.

28.1°C

Low will be onFri. 8, Aug.

6.2°C

HumidityHumidity

High will be onThu. 7, Aug.

88%

Low will be onWed. 13, Aug.

44%

Wind SpeedWind Speed

High will be onThu. 7, Aug.

11.2km/h

Low will be onSun. 17, Aug.

5km/h

PrecipitationPrecipitation

High will be onThu. 7, Aug.

49.2mm

Low will be onWed. 13, Aug.

0.01mm

Ultraviolet IndexUV

High will be onTue. 12, Aug.

6

Low will be onFri. 22, Aug.

3

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