Heat Risk in Augusta-Margaret River, WA: 2026 Assessment

Augusta-Margaret River, Western Australia· UNKNOWN
Augusta-Margaret River experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected.Updated 10 Mar 2026

Heat Risk Score

5.0/10

Augusta-Margaret River experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected.

Key Facts

Heat Risk
Augusta-Margaret River experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected.
Trend
increasing
Suburb
Augusta-Margaret River, WA
Overall Risk
Medium

Heat Risk Analysis

Augusta-Margaret River in Western Australia faces elevated extreme heat risk. The Bureau of Meteorology (BOM) reports that Australia's average temperature has increased by approximately 1.5 °C since 1910, with the frequency of extreme heat days rising across most regions.

The urban heat island (UHI) effect can make built-up areas of Augusta-Margaret River warmer than surrounding rural areas, particularly on summer nights. Dark roof materials, limited tree canopy cover, and heat-absorbing surfaces contribute to localised heat stress that varies by property.

Heatwaves are becoming more frequent and intense, posing a risk to vulnerable populations.

Get an address-level heat risk assessment from ClimateNest for Augusta-Margaret River including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.

Local Hazard Evidence

Avg January Max Temp29 °C
Heat Stress Events/Year3
Urban Heat ContextHeatwaves are becoming more frequent and intense, posing a risk to vulnerable populations.

Historical Events

2023
Moderate

Record high temperatures were recorded in the region during a prolonged heatwave.

Adaptation & Mitigation Actions

Develop a comprehensive bushfire management plan

Immediate

Implement strategies to reduce fuel loads, improve firebreaks, and enhance community preparedness for bushfires.

Est. cost: Medium

Upgrade flood defenses in vulnerable areas

Near-term

Invest in infrastructure to protect low-lying areas from flooding, including levees, drainage improvements, and stormwater management systems.

Est. cost: High

Implement coastal protection measures

Long-term

Protect coastal areas from erosion and inundation through beach nourishment, seawalls, and managed retreat strategies.

Est. cost: Very High

Promote water conservation and efficiency

Near-term

Encourage residents and businesses to reduce water consumption through water-wise landscaping, efficient appliances, and rainwater harvesting.

Est. cost: Low

Establish community early warning systems

Immediate

Develop and maintain community-based early warning systems for bushfires, floods, and other extreme weather events.

Est. cost: Low

Council & Emergency Services

Shire of Augusta-Margaret River
Emergency Services

Data last updated: 10 March 2026

Explore Augusta-Margaret River Risk Reports

Frequently Asked Questions

How hot does Augusta-Margaret River get in summer?

Augusta-Margaret River in Western Australia experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Augusta-Margaret River. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.

Is extreme heat increasing in Augusta-Margaret River?

Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for Western Australia. Continued warming is likely through 2050 under all emissions scenarios.

How does heat affect energy costs for Augusta-Margaret River properties?

Higher temperatures increase cooling demand, which raises electricity costs. ClimateNest provides energy cost projections based on your property's specific exposure to extreme heat days in Augusta-Margaret River and the performance of your building envelope.

What heat mitigation measures work best in Augusta-Margaret River?

Effective heat mitigation includes light-coloured roofing (cool roofs), ceiling and wall insulation, double-glazed windows, external shading, cross-ventilation design, and increasing tree canopy around the property. These measures reduce indoor temperatures and cooling costs.

Is Augusta-Margaret River Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Augusta-Margaret River, Western Australia, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

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