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Climate Risk Profile: Guildford, NSW

Guildford, New South Wales· Cumberland· 2161
Medium Risk
Updated Mar 2026

Guildford is a suburb in western Sydney that faces moderate climate risks, primarily from flooding and heatwaves. Climate change is expected to exacerbate these risks, particularly increasing the frequency and intensity of heatwaves and rainfall events. While bushfire and coastal risks are relatively low, residents should be prepared for potential impacts.

Overall Risk Score

5.5/10
Medium

Confidence: Medium

Hazard Breakdown

Flood
6.0
Bushfire
3.0
Heat
7.0
Coastal
1.0

Detailed Hazard Analysis

heat Risk

7.0/10

Guildford is susceptible to heatwaves, with high average summer temperatures. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.

Primary Drivers

  • ·Increased greenhouse gas emissions
  • ·Urban heat island effect
  • ·Reduced vegetation cover

Projections (RCP8.5)

2030

7.5

2050

8.0

Data source

flood Risk

6.0/10

Guildford faces a moderate risk of flooding due to its proximity to waterways and relatively flat terrain. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Urban development
  • ·Inadequate drainage infrastructure

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

coastal Risk

1.0/10

Guildford is located inland and does not face a direct risk from coastal hazards such as sea level rise or coastal erosion.

Primary Drivers

  • ·Distance from the coast

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

3.0/10

Bushfire risk in Guildford is relatively low due to the suburb's urban environment and distance from large bushland areas. However, increased temperatures and drier conditions could elevate the risk.

Primary Drivers

  • ·Increased temperatures
  • ·Drier conditions
  • ·Vegetation dryness

Projections (RCP8.5)

2030

3.5

2050

4.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase in the future due to increased flood and heatwave risk.

Price Impact

Properties in flood-prone areas may experience a decrease in value.

Buyer Checklist

  • 1.Check flood maps and insurance costs.
  • 2.Assess the property's vulnerability to heatwaves.
  • 3.Consider energy efficiency measures.
  • 4.Review council's climate adaptation plans.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Parramatta River
Elevation Range
15-30 meters
Flood Zone
Partially within a 1 in 100 year flood zone

Some areas of Guildford are prone to flash flooding during heavy rainfall events.

View council flood map

Bushfire Evidence

Distance to Bushland
2-5 km to nearest significant bushland
Planning Overlay
Some areas have a bushfire buffer overlay
Bushfire Prone Area
Yes

The RFS provides guidance on preparing for bushfires in the area.

Heat Evidence

Avg January Max Temp
30.5°C
Heat Stress Days/Year
5 days

Urban heat island effect contributes to higher temperatures in Guildford.

Coastal Evidence

Distance to Coast
30 km
Sea Level Rise Exposure
Not applicable
Erosion Risk
Not applicable

Historical Climate Events

2022
floodModerate

Heavy rainfall caused flash flooding in parts of Guildford, leading to road closures and property damage.

Source
2020
heatwaveModerate

A prolonged heatwave resulted in increased hospital admissions and strain on the electricity grid.

Source
2016
floodMinor

Localized flooding occurred after a period of heavy rainfall.

Source
2013
heatwaveModerate

Several days of extreme heat impacted vulnerable residents.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP8.5

HazardToday20302050
flood6.06.5(+0.5)7.0(+1.0)
bushfire3.03.2(+0.2)3.5(+0.5)
heat7.07.8(+0.8)8.5(+1.5)
coastal1.01.01.0

By 2030, Guildford is projected to experience more frequent and intense heatwaves, as well as an increased risk of flooding due to more extreme rainfall events. Bushfire risk will also slightly increase. Coastal risks remain negligible.

CSIRO Climate Projections

Adaptation Recommendations

Improve Drainage Infrastructure

Near-term

Upgrade and expand drainage systems to better manage increased rainfall and reduce flood risk.

Est. cost: High

Learn more

Implement Heatwave Early Warning System

Immediate

Develop and implement a heatwave early warning system to alert residents of impending heatwaves and provide guidance on how to stay safe.

Est. cost: Low

Learn more

Increase Urban Green Space

Near-term

Plant more trees and create more green spaces to reduce the urban heat island effect and provide shade and cooling.

Est. cost: Medium

Learn more

Retrofit Homes for Energy Efficiency

Long-term

Provide incentives and support for homeowners to retrofit their homes with energy-efficient measures, such as insulation and solar panels, to reduce energy consumption and greenhouse gas emissions.

Est. cost: High

Learn more

Community Education Programs

Near-term

Run community education programs to raise awareness about climate change risks and adaptation measures.

Est. cost: Low

Learn more

About Guildford's Climate Risk Profile

Guildford, located in the Cumberland local government area of New South Wales, is a suburb that is increasingly vulnerable to the impacts of climate change. The primary risks stem from flooding due to its proximity to the Parramatta River and other waterways, and from heatwaves during the summer months.

The risk of flooding is expected to increase with climate change, as more intense rainfall events become more frequent. This can lead to property damage, disruption to transportation, and potential health risks. The local council is working to improve drainage infrastructure and implement flood management strategies, but further action is needed to mitigate the increasing risk.

Heatwaves are another significant concern for Guildford. The urban environment contributes to the urban heat island effect, making the suburb hotter than surrounding areas. Climate change is projected to increase the frequency, intensity, and duration of heatwaves, posing a particular risk to elderly residents, children, and people with chronic health conditions.

While the risk of bushfires is relatively low compared to other parts of New South Wales, it is still important to be aware of the potential threat, especially during dry periods. Coastal risks are minimal due to Guildford's inland location. Residents should stay informed about emergency warnings and have a plan in place in case of a bushfire or other emergency.

Overall, Guildford faces a moderate level of climate risk, and it is important for residents, businesses, and the local government to take action to adapt to the changing climate and reduce greenhouse gas emissions.

Data sources: BOM · CSIRO · NSW SES · NSW RFS · Cumberland City Council

Local Government Resources

Cumberland City Council

Climate StrategyFlood MapsEmergency Services

Frequently Asked Questions

What are the main climate change risks in Guildford?

The main climate change risks in Guildford are flooding and heatwaves. Climate change is expected to increase the frequency and intensity of these events, posing a risk to residents and property.

How can I prepare for a flood in Guildford?

You can prepare for a flood by staying informed about weather warnings, having a flood plan in place, and taking steps to protect your property, such as raising valuable items and clearing gutters and drains.

What can I do to stay safe during a heatwave in Guildford?

During a heatwave, it is important to stay hydrated, stay cool, and avoid strenuous activity. Check on elderly neighbors and other vulnerable people, and seek medical attention if you experience symptoms of heatstroke.

Is my property in Guildford at risk of flooding?

You can check your property's flood risk by consulting the council's flood maps and contacting your insurance company. Properties in low-lying areas near waterways are at higher risk.

What is the council doing to address climate change in Guildford?

The council is implementing a range of measures to address climate change, including improving drainage infrastructure, increasing urban green space, and promoting energy efficiency.

Where can I find more information about climate change risks in Guildford?

You can find more information about climate change risks in Guildford on the council's website, the NSW SES website, and the Bureau of Meteorology website.

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