Yanchep, Western Australia, Australia Climate Change Severity

38
Moderate
The current climate change severity in Yanchep is Moderate, with a -18.1% 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 Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Yanchep 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), Yanchep temperature has changed by around +2.8%, 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
9682
-14.5%
cloudyCloudy
4833
-31.2%
rainyRainy
5841
-29.3%
snowySnowy
00
0%
mistyMisty
00
0%

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

Climate Change Indicators:

Over the past 15 years, Yanchep has experienced measurable improvements in key climate parameters, contributing to the current severity score of 38 (within the Moderate severity category). This suggests improving climate conditions compared to previous years. Here’s a breakdown of the specific changes observed:

Severity Score

38/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Yanchep experienced significant changes:

Temperature change of

+0.5 °C

Variation in annual rainfall

+22.5 %

Change in average humidity

-3.1 %

PM2.5 levels surged by

+13.3 %

Heatwave changed by

+1 day(s)

Coldwave changed by

-2.2 day(s)

Wind speeds changed by

+1.2 km/h

These indicators show reduced climate volatility, offering a valuable window to reinforce sustainable practices and strengthen long-term climate resilience. As the severity shifts toward Moderate, it is important to maintain momentum in climate adaptation efforts.

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

Yanchep Weather Forecast 30 Days (August - September 2025)
Yanchep, Western Australia, Australia

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Sat. 9, Aug.
moderate rainModerate rain
Temperature Icon18°/15°
Humidity Icon88%
Wind Icon31km/h
Sun. 10, Aug.
moderate rainModerate rain
Temperature Icon16°/13°
Humidity Icon74%
Wind Icon24km/h
Mon. 11, Aug.
cloudyCloudy
Temperature Icon17°/12°
Humidity Icon67%
Wind Icon10km/h
Tue. 12, Aug.
sunnySunny
Temperature Icon21°/10°
Humidity Icon71%
Wind Icon13km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon20°/13°
Humidity Icon75%
Wind Icon32km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon16°/10°
Humidity Icon77%
Wind Icon35km/h
Fri. 15, Aug.
sunnySunny
Temperature Icon16°/8°
Humidity Icon69%
Wind Icon19km/h
Sat. 16, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/9°
Humidity Icon69%
Wind Icon21km/h
Sun. 17, Aug.
cloudyCloudy
Temperature Icon15°/11°
Humidity Icon64%
Wind Icon15km/h
Mon. 18, Aug.
partly cloudyPartly Cloudy
Temperature Icon16°/10°
Humidity Icon63%
Wind Icon13km/h
Tue. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon18°/9°
Humidity Icon72%
Wind Icon30km/h
Wed. 20, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/14°
Humidity Icon73%
Wind Icon37km/h
Thu. 21, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/12°
Humidity Icon82%
Wind Icon33km/h
Fri. 22, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/14°
Humidity Icon81%
Wind Icon28km/h
Sat. 23, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon17°/13°
Humidity Icon88%
Wind Icon45km/h
Sun. 24, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon18°/10°
Humidity Icon68%
Wind Icon18km/h
Mon. 25, Aug.
patchy rain possiblePatchy rain possible
Temperature Icon19°/11°
Humidity Icon68%
Wind Icon18km/h
Tue. 26, Aug.
moderate rain at timesModerate rain at times
Temperature Icon19°/11°
Humidity Icon70%
Wind Icon19km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/11°
Humidity Icon72%
Wind Icon22km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/12°
Humidity Icon72%
Wind Icon22km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon75%
Wind Icon22km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon74%
Wind Icon20km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/12°
Humidity Icon74%
Wind Icon22km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon73%
Wind Icon26km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon70%
Wind Icon23km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon17°/11°
Humidity Icon71%
Wind Icon24km/h
Thu. 4, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/10°
Humidity Icon70%
Wind Icon23km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon71%
Wind Icon22km/h
Sat. 6, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon19°/11°
Humidity Icon69%
Wind Icon24km/h
Sun. 7, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon18°/11°
Humidity Icon68%
Wind Icon25km/h
Mon. 8, Sep.
patchy rain possiblePatchy rain possible
Temperature Icon19°/11°
Humidity Icon68%
Wind Icon21km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onTue. 12, Aug.

20.5°C

Low will be onFri. 15, Aug.

7.8°C

HumidityHumidity

High will be onSat. 9, Aug.

88%

Low will be onMon. 18, Aug.

63%

Wind SpeedWind Speed

High will be onSat. 23, Aug.

44.6km/h

Low will be onMon. 11, Aug.

9.7km/h

PrecipitationPrecipitation

High will be onSat. 9, Aug.

16.6mm

Low will be onMon. 11, Aug.

0.04mm

Ultraviolet IndexUV

High will be onWed. 13, Aug.

5

Low will be onSat. 9, Aug.

0.3

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