Burlington, Ontario, Canada Climate Change Severity

48
High
The current climate change severity in Burlington is High, with a 9.4% improvement in the climate score compared to last 15 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Aug. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C (c)

Burlington 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), Burlington temperature has changed by around +1.6%, and has experienced notable climate changes.

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

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
3618
-50%
cloudyCloudy
6063
5%
rainyRainy
10083
-17%
snowySnowy
910
11.1%
mistyMisty
07
100%

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

Climate Change Indicators:

Over the past 15 years, Burlington has experienced measurable shifts in key climate parameters, contributing to the current severity score of 48 (within the High severity category). While the score remains High, certain factors have improved over time. Here’s a breakdown of the specific changes observed:

Severity Score

48/100

High

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Burlington experienced significant changes:

Temperature change of

+0.1 °C

Variation in annual rainfall

+34.5 %

Change in average humidity

-0.2 %

PM2.5 levels surged by

-19.08 %

Heatwave changed by

+3.4 day(s)

Coldwave changed by

-8.2 day(s)

Wind speeds changed by

+1.4 km/h

These indicators show improvement in key parametes of climate, but Burlington remains in the High severity category. Continuous focus on climate resilience is necessary to avoid further worsening and ensure sustainability.

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

Burlington Weather Forecast 30 Days (September - October 2025)
Burlington, Ontario, Canada

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Thu. 25, Sep.
mistMist
Temperature Icon22°/17°
Humidity Icon93%
Wind Icon12km/h
Fri. 26, Sep.
overcastOvercast
Temperature Icon23°/14°
Humidity Icon90%
Wind Icon10km/h
Sat. 27, Sep.
fogFog
Temperature Icon20°/15°
Humidity Icon95%
Wind Icon10km/h
Sun. 28, Sep.
sunnySunny
Temperature Icon27°/14°
Humidity Icon66%
Wind Icon10km/h
Mon. 29, Sep.
sunnySunny
Temperature Icon27°/16°
Humidity Icon64%
Wind Icon12km/h
Tue. 30, Sep.
sunnySunny
Temperature Icon20°/14°
Humidity Icon58%
Wind Icon23km/h
Wed. 1, Oct.
sunnySunny
Temperature Icon15°/10°
Humidity Icon48%
Wind Icon19km/h
Thu. 2, Oct.
sunnySunny
Temperature Icon13°/8°
Humidity Icon57%
Wind Icon22km/h
Fri. 3, Oct.
partly cloudyPartly Cloudy
Temperature Icon18°/8°
Humidity Icon55%
Wind Icon15km/h
Sat. 4, Oct.
sunnySunny
Temperature Icon22°/11°
Humidity Icon65%
Wind Icon12km/h
Sun. 5, Oct.
sunnySunny
Temperature Icon23°/12°
Humidity Icon62%
Wind Icon19km/h
Mon. 6, Oct.
sunnySunny
Temperature Icon23°/13°
Humidity Icon67%
Wind Icon21km/h
Tue. 7, Oct.
patchy rain possiblePatchy rain nearby
Temperature Icon19°/12°
Humidity Icon70%
Wind Icon19km/h
Wed. 8, Oct.
sunnySunny
Temperature Icon20°/11°
Humidity Icon73%
Wind Icon10km/h
Thu. 9, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon74%
Wind Icon21km/h
Fri. 10, Oct.
moderate rain at timesModerate rain at times
Temperature Icon17°/10°
Humidity Icon71%
Wind Icon19km/h
Sat. 11, Oct.
moderate rain at timesModerate rain at times
Temperature Icon17°/9°
Humidity Icon72%
Wind Icon22km/h
Sun. 12, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/9°
Humidity Icon73%
Wind Icon22km/h
Mon. 13, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon16°/9°
Humidity Icon77%
Wind Icon21km/h
Tue. 14, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/9°
Humidity Icon77%
Wind Icon21km/h
Wed. 15, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon15°/8°
Humidity Icon75%
Wind Icon28km/h
Thu. 16, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/8°
Humidity Icon75%
Wind Icon24km/h
Fri. 17, Oct.
moderate rain at timesModerate rain at times
Temperature Icon13°/7°
Humidity Icon72%
Wind Icon23km/h
Sat. 18, Oct.
moderate rain at timesModerate rain at times
Temperature Icon13°/6°
Humidity Icon72%
Wind Icon23km/h
Sun. 19, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/6°
Humidity Icon74%
Wind Icon25km/h
Mon. 20, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/8°
Humidity Icon76%
Wind Icon25km/h
Tue. 21, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/8°
Humidity Icon78%
Wind Icon25km/h
Wed. 22, Oct.
heavy rain at timesHeavy rain at times
Temperature Icon13°/7°
Humidity Icon73%
Wind Icon23km/h
Thu. 23, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon14°/7°
Humidity Icon77%
Wind Icon22km/h
Fri. 24, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/7°
Humidity Icon75%
Wind Icon22km/h
Sat. 25, Oct.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon13°/7°
Humidity Icon76%
Wind Icon23km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 28, Sep.

27.3°C

Low will be onSat. 18, Oct.

6.3°C

HumidityHumidity

High will be onSat. 27, Sep.

95%

Low will be onWed. 1, Oct.

48%

Wind SpeedWind Speed

High will be onWed. 15, Oct.

27.7km/h

Low will be onSat. 27, Sep.

9.7km/h

PrecipitationPrecipitation

High will be onThu. 23, Oct.

5.1mm

Low will be onWed. 8, Oct.

0.01mm

Ultraviolet IndexUV

High will be onTue. 30, Sep.

5

Low will be onSat. 18, Oct.

2

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