Heat Risk in Dawesville, WA: 2026 Assessment
Heat Risk Score
7.1/10Dawesville experiences a high risk of heatwaves, particularly during the summer months. Rising temperatures are expected to exacerbate this risk.
Key Facts
- Heat Risk
- Dawesville experiences a high risk of heatwaves, particularly during the summer months. Rising temperatures are expected to exacerbate this risk.
- Trend
- increasing
- Suburb
- Dawesville, WA
- Overall Risk
- Medium
- Postcode
- 6211
- Region
- Coastal WA
- Median property value
- $575,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 12.3% of land (bushfire)
Heat Risk Analysis
Dawesville 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 Dawesville 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 and those with chronic health conditions are particularly vulnerable to heat stress.
Get an address-level heat risk assessment from ClimateNest for Dawesville including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Climate projections show heat risk in Dawesville is tied to the broader Coastal WA climate. The suburb scores 5 on the 0–10 heat index, with the number of days above 35°C expected to grow through 2050 — a factor that affects cooling costs, garden viability and property desirability.
Dawesville located in Coastal WA (postcode 6211), is a Western Australia suburb tracked by ClimateNest. The suburb's median property value is $575,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Dawesville.
Across the six hazard axes ClimateNest models, the dominant climate risk in Dawesville is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.
Whether you are buying, selling or renovating in Dawesville, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Dawesville are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Adaptation & Mitigation Actions
Improve drainage infrastructure
Near-termUpgrade drainage systems to reduce the risk of localised flooding during heavy rainfall events.
Est. cost: Medium
Implement coastal protection measures
Long-termConstruct seawalls and other coastal protection structures to mitigate the impacts of sea level rise and coastal erosion.
Est. cost: High
Develop a heatwave management plan
ImmediateImplement a plan to protect vulnerable populations during heatwave events, including establishing cooling centers and providing public awareness campaigns.
Est. cost: Low
Enhance bushfire preparedness
Near-termProvide residents with information and resources on bushfire safety, including how to prepare their properties and develop a bushfire survival plan.
Est. cost: Low
Council & Emergency Services
Explore Dawesville Risk Reports
View other climate risk assessments for Dawesville:
Frequently Asked Questions
How hot does Dawesville get in summer?
Dawesville in Western Australia experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Dawesville. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Dawesville?
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 Dawesville 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 Dawesville and the performance of your building envelope.
What heat mitigation measures work best in Dawesville?
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 are the main climate risks in Dawesville?
ClimateNest's suburb model rates Dawesville's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (5/10) and bushfire (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Dawesville.
What share of Dawesville is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 12.3% of Dawesville in high-risk zones for bushfire, with a further 75.3% 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 Dawesville Safe from Climate Risk?
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*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections