Heat Risk in Casuarina, WA: 2026 Assessment
Heat Risk Score
7.0/10Casuarina is likely to experience more frequent and intense heatwaves in the future. High temperatures can pose a risk to vulnerable populations.
Key Facts
- Heat Risk
- Casuarina is likely to experience more frequent and intense heatwaves in the future. High temperatures can pose a risk to vulnerable populations.
- Trend
- increasing
- Suburb
- Casuarina, WA
- Overall Risk
- Medium
- Postcode
- 6167
- Highest high-risk exposure
- 13.4% of land (bushfire)
Heat Risk Analysis
Casuarina 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 Casuarina 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.
Elderly residents are particularly vulnerable during heatwaves.
Get an address-level heat risk assessment from ClimateNest for Casuarina including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Casuarina (postcode 6167) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are bushfire (13.4% of land in high-risk zones), riverine flood (8.5% of land in high-risk zones), surface flood (7.6% of land in high-risk zones). Exposure is not uniform across Casuarina — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.
Local Hazard Evidence
Adaptation & Mitigation Actions
Improve drainage infrastructure
Near-termUpgrade drainage systems to handle increased rainfall intensity and reduce the risk of flash flooding.
Est. cost: Medium
Implement bushfire management plans
Near-termDevelop and implement bushfire management plans for properties located near bushland areas.
Est. cost: Low
Develop heatwave response plans
ImmediateCreate heatwave response plans to protect vulnerable populations during periods of extreme heat.
Est. cost: Low
Protect coastal areas from erosion
Long-termImplement measures to protect coastal areas from erosion, such as seawalls and beach nourishment.
Est. cost: High
Council & Emergency Services
Explore Casuarina Risk Reports
View other climate risk assessments for Casuarina:
Frequently Asked Questions
How hot does Casuarina get in summer?
Casuarina in Western Australia experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Casuarina. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Casuarina?
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 Casuarina 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 Casuarina and the performance of your building envelope.
What heat mitigation measures work best in Casuarina?
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.
What share of Casuarina is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 13.4% of Casuarina in high-risk zones for bushfire, with a further 78% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.
Is Casuarina Safe from Climate Risk?
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