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PROPERTY ANALYTICS

Climate Risk in Katanning, Western Australia

Katanning, Western Australia· Shire of Katanning· 6317
Medium Risk
Updated Mar 2026

Katanning faces moderate risks from flooding, bushfires, and heatwaves, which are expected to increase with climate change. The town is located inland and does not face coastal risks. Residents should prepare for more frequent and intense extreme weather events.

Overall Risk Score

5.2/10
Medium

Confidence: Medium

Hazard Breakdown

Flood
4.5
Bushfire
6.0
Heat
5.5
Coastal
1.0

Detailed Hazard Analysis

heat Risk

5.5/10

Katanning experiences hot summers, and climate change is expected to increase the frequency and intensity of heatwaves. This poses a risk to vulnerable populations and infrastructure.

Primary Drivers

  • ·Increased temperatures
  • ·Heatwave frequency
  • ·Urban heat island effect

Projections (RCP8.5)

2030

6.0

2050

6.5

Data source

flood Risk

4.5/10

Katanning faces a moderate risk of flooding, primarily from heavy rainfall events and riverine flooding along the Katanning Creek. Climate change is expected to increase the intensity of rainfall events, potentially exacerbating flood risk.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Riverine flooding
  • ·Urban development

Projections (RCP8.5)

2030

5.0

2050

5.5

Data source

coastal Risk

1.0/10

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

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

6.0/10

Katanning is located in a region with a high bushfire risk due to dry summers and surrounding vegetation. Climate change is projected to increase the frequency and intensity of bushfires, posing a significant threat to properties and infrastructure.

Primary Drivers

  • ·Increased temperatures
  • ·Drier conditions
  • ·Fuel load

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to increased climate risks.

Price Impact

Property values may be affected by increased climate risks.

Buyer Checklist

  • 1.Check flood maps and insurance costs.
  • 2.Assess bushfire risk and mitigation measures.
  • 3.Consider energy efficiency and cooling options.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Katanning Creek
Elevation Range
290-310m
Flood Zone
Areas near Katanning Creek are prone to flooding.

The Shire of Katanning has implemented some drainage improvements, but further upgrades may be needed to address future flood risks.

View council flood map

Bushfire Evidence

Distance to Bushland
Surrounded by bushland
Planning Overlay
DFES Bushfire Prone Areas Map
Bushfire Prone Area
Yes

Residents should maintain firebreaks and clear vegetation around their homes.

Heat Evidence

Avg January Max Temp
32°C
Heat Stress Days/Year
3 days

Heatwaves are becoming more frequent and intense in Katanning.

Coastal Evidence

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

Historical Climate Events

2010
floodModerate

Heavy rainfall caused flooding in Katanning, inundating some properties and disrupting traffic.

Source
2015
bushfireModerate

A bushfire near Katanning threatened properties and required emergency response.

Source
2019
heatwaveModerate

Katanning experienced a prolonged heatwave with temperatures exceeding 40 degrees Celsius.

Source
2022
floodMinor

Localized flooding occurred in Katanning after a period of heavy rainfall.

Source

Climate Outlook to 2050

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

HazardToday20302050
flood4.54.8(+0.3)5.0(+0.5)
bushfire6.06.4(+0.4)6.7(+0.7)
heat5.56.1(+0.6)6.5(+1.0)
coastal1.01.01.0

By 2030, Katanning is projected to experience a moderate increase in overall climate risk, driven primarily by increased heatwave frequency and intensity, as well as a higher risk of bushfires and flooding.

CSIRO Climate Projections

Adaptation Recommendations

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to reduce flood risk from heavy rainfall events.

Est. cost: Medium

Learn more

Bushfire Mitigation Measures

Immediate

Implement bushfire mitigation measures, such as firebreaks and vegetation management, to protect properties.

Est. cost: Low

Learn more

Heatwave Preparedness Plan

Near-term

Develop a heatwave preparedness plan to protect vulnerable populations during extreme heat events.

Est. cost: Low

Learn more

Water Conservation Strategies

Long-term

Implement water conservation strategies to address potential water shortages due to climate change.

Est. cost: Medium

Learn more

About Katanning's Climate Risk Profile

Katanning is a town located in the Great Southern region of Western Australia. The region is characterized by a Mediterranean climate with hot, dry summers and cool, wet winters. Climate change is projected to exacerbate existing climate risks, including increased temperatures, more frequent heatwaves, and more intense rainfall events.

Flooding is a concern in Katanning due to its location near the Katanning Creek. Heavy rainfall events can cause the creek to overflow, inundating low-lying areas. Climate change is expected to increase the intensity of rainfall events, potentially increasing the frequency and severity of flooding.

Bushfires are a significant threat in the region, particularly during the dry summer months. The surrounding vegetation provides ample fuel for fires, and climate change is projected to increase the frequency and intensity of bushfires. Residents should be aware of bushfire risks and take steps to protect their properties.

Heatwaves are also becoming more frequent and intense due to climate change. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions. Residents should take precautions to stay cool during heatwaves, such as drinking plenty of water and avoiding strenuous activity.

While Katanning is not directly exposed to coastal hazards, the broader region may experience indirect impacts from sea level rise and coastal erosion. These impacts could include disruptions to transportation and supply chains.

Data sources: BOM · CSIRO · DFES

Local Government Resources

Shire of Katanning

Climate StrategyFlood MapsEmergency Services

Frequently Asked Questions

What are the main climate change risks in Katanning?

The main climate change risks in Katanning are increased heatwaves, bushfires, and flooding.

How will climate change affect property values in Katanning?

Climate change may negatively affect property values in Katanning due to increased risks from extreme weather events.

What can I do to protect my property from bushfires?

You can protect your property from bushfires by maintaining firebreaks, clearing vegetation, and having a bushfire survival plan.

What should I do during a heatwave?

During a heatwave, you should stay indoors, drink plenty of water, and avoid strenuous activity.

Where can I find information about flood risks in Katanning?

You can find information about flood risks in Katanning on the Shire of Katanning website.

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