Climate Risk Profile: Wynnum, ACT

Wynnum, Australian Capital Territory
Low Risk
Updated Apr 2026

Wynnum, ACT, faces moderate climate risks, primarily related to heatwaves and potential flooding. Bushfire and coastal risks are relatively low. Residents should prepare for hotter summers and potential disruptions from heavy rainfall events.

Overall Risk Score

35/100
Low

Confidence: Medium

Hazard Breakdown

Flood
4.0
Bushfire
2.0
Heat
5.0
Coastal
1.0

Climate Hazard Breakdown for Wynnum

stable

Flood

40/100

Flooding can occur from heavy rainfall events, potentially impacting low-lying areas and properties near waterways.

Key drivers:

  • ·Increased rainfall intensity
  • ·Urban development
stable

Bushfire

20/100

Bushfire risk is relatively low in Wynnum due to the suburb's location and limited surrounding bushland.

Key drivers:

  • ·Dry vegetation
  • ·High temperatures
increasing

Heat

50/100

Increased frequency and intensity of heatwaves are expected, posing health risks to vulnerable populations.

Key drivers:

  • ·Rising global temperatures
  • ·Urban heat island effect
stable

Coastal

10/100

Coastal risks are negligible as Wynnum is not located near the coast.

stable

Wind

14/100

Moderate wind risk — gusty summer winds

stable

Storm

16/100

Moderate storm risk — spring/summer thunderstorms

stable

Social

10/100

Moderate social stability — high public sector

increasing

Energy

18/100

Moderate energy costs — heating and cooling

In-Depth Climate Risk Guides for Wynnum

Detailed Hazard Analysis

heat Risk

50/100

Increased frequency and intensity of heatwaves are expected, posing health risks to vulnerable populations.

Primary Drivers

  • ·Rising global temperatures
  • ·Urban heat island effect

Projections (RCP8.5)

2030

5.5

2050

6.0

Data source

flood Risk

40/100

Flooding can occur from heavy rainfall events, potentially impacting low-lying areas and properties near waterways.

Primary Drivers

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

Projections (RCP8.5)

2030

4.2

2050

4.5

Data source

coastal Risk

10/100

Coastal risks are negligible as Wynnum is not located near the coast.

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

20/100

Bushfire risk is relatively low in Wynnum due to the suburb's location and limited surrounding bushland.

Primary Drivers

  • ·Dry vegetation
  • ·High temperatures
  • ·Strong winds

Projections (RCP8.5)

2030

2.1

2050

2.3

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to climate-related risks.

Price Impact

Properties in flood-prone areas may experience price reductions.

Buyer Checklist

  • 1.Check flood maps and insurance costs.
  • 2.Assess property's vulnerability to heatwaves.
  • 3.Review bushfire safety measures.
  • 4.Consider energy efficiency upgrades.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Local creeks and drainage systems
Elevation Range
Varies across the suburb
Flood Zone
Areas near creeks may be designated flood zones

Check with the local council for specific flood zone information related to individual properties.

View council flood map

Bushfire Evidence

Distance to Bushland
Variable, some properties border bushland
Planning Overlay
Check ACTMAPi for bushfire prone area overlays
Bushfire Prone Area
Yes

Residents should consult the ACT Emergency Services Agency for bushfire safety advice.

Heat Evidence

Avg January Max Temp
28.5°C
Heat Stress Days/Year
3 days

BOM data indicates an increasing trend in extreme heat days.

Coastal Evidence

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

Historical Climate Events

2020
stormModerate

Severe thunderstorms caused flash flooding and property damage in parts of Canberra, including areas near Wynnum.

Source
2019
heatwaveModerate

Prolonged heatwave conditions affected the ACT, with record-breaking temperatures impacting vulnerable residents.

Source
2018
floodMinor

Heavy rainfall led to localized flooding in low-lying areas of Canberra, affecting some properties in Wynnum.

Source
2003
bushfireCatastrophic

The 2003 Canberra bushfires had a devastating impact on the region, although Wynnum itself was not directly impacted, the event highlighted the region's vulnerability to bushfires.

Source

Climate Outlook to 2050

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

HazardToday20302050
flood404.2(+0.2)4.4(+0.4)
bushfire202.1(+0.1)2.2(+0.2)
heat505.7(+0.7)6.5(+1.5)
coastal101.01.0

By 2030, Wynnum is projected to experience a notable increase in heatwave intensity and frequency, with a slight increase in flood risk due to more intense rainfall events. Bushfire risk is expected to remain relatively stable. Coastal risks remain negligible.

CSIRO Climate Projections

Adaptation Recommendations

Develop a heatwave management plan

Immediate

Implement strategies to protect vulnerable residents during heatwaves, such as establishing cooling centers and providing public awareness campaigns.

Est. cost: Low

Learn more

Upgrade drainage infrastructure

Near-term

Improve drainage systems to mitigate the risk of flooding during heavy rainfall events.

Est. cost: Medium

Learn more

Implement bushfire mitigation measures

Near-term

Maintain vegetation around properties and develop a bushfire survival plan.

Est. cost: Low

Learn more

Promote water conservation

Long-term

Encourage residents to conserve water to reduce the strain on water resources during periods of drought.

Est. cost: Low

Learn more

Improve building energy efficiency

Long-term

Encourage energy-efficient building design and retrofitting to reduce energy consumption and greenhouse gas emissions.

Est. cost: Medium

Learn more

About Wynnum's Climate Risk Profile

Wynnum, located in the Australian Capital Territory, is subject to a range of climate change impacts. The primary concerns for this suburb are increasing heatwave intensity and frequency, as well as the potential for flooding during periods of heavy rainfall. While bushfire risk is present, it is considered lower compared to other regions in the ACT. Coastal risks are not a significant factor for Wynnum.

The suburb's vulnerability to heatwaves is expected to increase in the coming decades, posing health risks to elderly residents and those with pre-existing medical conditions. Planning for cooler public spaces and ensuring access to air conditioning are important adaptation measures.

Flooding can occur due to intense rainfall events, potentially affecting properties located near waterways or in low-lying areas. Maintaining drainage infrastructure and implementing flood mitigation strategies are crucial for reducing the impact of these events.

Although bushfire risk is lower, it is still important for residents to maintain their properties and be aware of fire safety guidelines, especially during the drier months. Staying informed about emergency alerts and having a bushfire survival plan in place are recommended.

Overall, Wynnum requires a proactive approach to climate change adaptation, focusing on mitigating the impacts of heatwaves and flooding, while remaining vigilant about bushfire risks.

Data sources: BOM · CSIRO · ACT Emergency Services Agency · ACT Environment, Planning and Sustainable Development Directorate

Local Government Resources

Frequently Asked Questions

What are the main climate change risks for Wynnum?

The main climate change risks for Wynnum are increasing heatwave intensity and frequency, as well as the potential for flooding during periods of heavy rainfall. Bushfire risk is present but considered lower compared to other regions in the ACT.

How will climate change affect property values in Wynnum?

Properties in flood-prone areas may experience price reductions. Overall, climate change impacts could lead to increased insurance premiums and potentially affect resale liquidity.

What can I do to prepare for heatwaves in Wynnum?

Stay indoors during the hottest part of the day, drink plenty of water, and check on vulnerable neighbors. Consider installing air conditioning or visiting a cooling center.

Where can I find information about flood risks in Wynnum?

You can find information about flood risks on the ACT Government's Environment website, including flood maps and advice on how to prepare for flooding.

How can I reduce my carbon footprint in Wynnum?

You can reduce your carbon footprint by using public transport, conserving energy, reducing waste, and supporting sustainable businesses.

Is Wynnum considered a bushfire-prone area?

Yes, parts of Wynnum are considered bushfire-prone. Residents should maintain their properties and be aware of fire safety guidelines, especially during the drier months.

Get your property's risk report

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What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections