Lethbridge, Alberta, Canada Climate Change Severity

76
Very High
The current climate change severity in Lethbridge is Very High, with a 42.5% worsening in the climate score compared to last 16 years. This suggests deteriorating conditions, with increasing negative impacts on weather patterns and environmental conditions.
Data: Jan. to Jun. (Historical Vs 2026) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Lethbridge Weather Condition Changes (Historic Vs 2026)

2026
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2026

Over the past 16 year(s), Lethbridge temperature has changed by around +49.4%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jun. (Historical Vs 2026)

Comparison of Weather Condition (Historic Vs 2026)

HistoricDays

Year 2026Days

Change

sunnySunny
3361
84.8%
cloudyCloudy
4823
-52.08%
rainyRainy
6235
-43.5%
snowySnowy
76
-14.2%
mistyMisty
07
100%

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

Climate Change Indicators:

Over the past 16 years, Lethbridge has experienced measurable shifts in key climate parameters, contributing to the current severity score of 76 (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

76/100

Very High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2026, Lethbridge experienced significant changes:

Temperature change of

+1.86 °C

Variation in annual rainfall

+31.08 %

Change in average humidity

-7.59 %

PM2.5 levels surged by

+9.81 %

Heatwave changed by

+10 Days

Coldwave changed by

-10 Days

Wind speeds changed by

+6.26 km/h

These indicators show a dramatic increase in volatility and worsening conditions. Lethbridge'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 Jun.

Lethbridge Weather Forecast 30 Days (July - August 2026)
Lethbridge, Alberta, Canada

Condition
Temperature IconTemperature
Humidity IconHumi.
Wind IconWind Speed
Mon. 20, Jul.
sunnySunny
Temperature Icon28°/13°
Humidity Icon61%
Wind Icon20.2km/h
Tue. 21, Jul.
sunnySunny
Temperature Icon30°/14°
Humidity Icon61%
Wind Icon18.7km/h
Wed. 22, Jul.
sunnySunny
Temperature Icon33°/15°
Humidity Icon48%
Wind Icon18.7km/h
Thu. 23, Jul.
sunnySunny
Temperature Icon34°/20°
Humidity Icon42%
Wind Icon38.5km/h
Fri. 24, Jul.
sunnySunny
Temperature Icon34°/19°
Humidity Icon30%
Wind Icon42.8km/h
Sat. 25, Jul.
sunnySunny
Temperature Icon34°/16°
Humidity Icon15%
Wind Icon39.6km/h
Sun. 26, Jul.
sunnySunny
Temperature Icon31°/16°
Humidity Icon23%
Wind Icon32km/h
Mon. 27, Jul.
sunnySunny
Temperature Icon30°/12°
Humidity Icon30%
Wind Icon36.4km/h
Tue. 28, Jul.
moderate rain at timesRain
Temperature Icon27°/13°
Humidity Icon50%
Wind Icon15.9km/h
Wed. 29, Jul.
patchy rain possibleRain Possible
Temperature Icon29°/14°
Humidity Icon48%
Wind Icon15.7km/h
Thu. 30, Jul.
patchy rain possibleRain Possible
Temperature Icon30°/14°
Humidity Icon48%
Wind Icon16.4km/h
Fri. 31, Jul.
moderate or heavy rain showerRain Showers
Temperature Icon30°/14°
Humidity Icon49%
Wind Icon17km/h
Sat. 1, Aug.
patchy rain possibleRain Possible
Temperature Icon30°/14°
Humidity Icon45%
Wind Icon18.7km/h
Sun. 2, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon28°/14°
Humidity Icon50%
Wind Icon17km/h
Mon. 3, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon27°/14°
Humidity Icon51%
Wind Icon19km/h
Tue. 4, Aug.
heavy rain at timesHeavy Rain
Temperature Icon26°/12°
Humidity Icon55%
Wind Icon17.5km/h
Wed. 5, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon26°/12°
Humidity Icon55%
Wind Icon16km/h
Thu. 6, Aug.
heavy rain at timesHeavy Rain
Temperature Icon27°/14°
Humidity Icon52%
Wind Icon18.7km/h
Fri. 7, Aug.
moderate rain at timesRain
Temperature Icon26°/13°
Humidity Icon51%
Wind Icon17.7km/h
Sat. 8, Aug.
heavy rain at timesHeavy Rain
Temperature Icon26°/13°
Humidity Icon52%
Wind Icon18.4km/h
Sun. 9, Aug.
moderate rain at timesRain
Temperature Icon26°/12°
Humidity Icon50%
Wind Icon17.5km/h
Mon. 10, Aug.
heavy rain at timesHeavy Rain
Temperature Icon27°/14°
Humidity Icon45%
Wind Icon16.4km/h
Tue. 11, Aug.
moderate rain at timesRain
Temperature Icon27°/14°
Humidity Icon50%
Wind Icon16.2km/h
Wed. 12, Aug.
moderate rain at timesRain
Temperature Icon27°/14°
Humidity Icon52%
Wind Icon17.3km/h
Thu. 13, Aug.
moderate rain at timesRain
Temperature Icon28°/13°
Humidity Icon49%
Wind Icon19km/h
Fri. 14, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon27°/14°
Humidity Icon47%
Wind Icon18.4km/h
Sat. 15, Aug.
moderate or heavy rain showerRain Showers
Temperature Icon27°/13°
Humidity Icon49%
Wind Icon18.8km/h
Sun. 16, Aug.
heavy rain at timesHeavy Rain
Temperature Icon27°/12°
Humidity Icon46%
Wind Icon18km/h
Mon. 17, Aug.
heavy rain at timesHeavy Rain
Temperature Icon27°/13°
Humidity Icon48%
Wind Icon18.6km/h
Tue. 18, Aug.
moderate rain at timesRain
Temperature Icon27°/13°
Humidity Icon47%
Wind Icon18.6km/h
Wed. 19, Aug.
patchy rain possibleRain Possible
Temperature Icon26°/13°
Humidity Icon44%
Wind Icon18.3km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onThu. 23, Jul.

34°C

Low will be onMon. 27, Jul.

12°C

HumidityHumidity

High will be onMon. 20, Jul.

61%

Low will be onSat. 25, Jul.

15%

Wind SpeedWind Speed

High will be onFri. 24, Jul.

42.8km/h

Low will be onWed. 29, Jul.

15.7km/h

PrecipitationPrecipitation

High will be onMon. 3, Aug.

3.2mm

Low will be onSat. 1, Aug.

0.1mm

Ultraviolet IndexUV

High will be onFri. 24, Jul.

8

Low will be onTue. 28, Jul.

4

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