Heat Risk in Broomehill, WA: 2026 Assessment
Heat Risk Score
5.0/10Broomehill is likely to experience more frequent and intense heatwaves. Higher average temperatures can pose health risks, particularly for vulnerable populations.
Key Facts
- Heat Risk
- Broomehill is likely to experience more frequent and intense heatwaves. Higher average temperatures can pose health risks, particularly for vulnerable populations.
- Trend
- increasing
- Suburb
- Broomehill, WA
- Overall Risk
- Medium
- Postcode
- 6318
- Region
- Regional WA
- Median property value
- $425,000
- Dominant hazard
- extreme heat (6/10)
- Highest high-risk exposure
- 17.5% of land (bushfire)
Heat Risk Analysis
Broomehill 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 Broomehill 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 and those with chronic illnesses are particularly vulnerable during heatwaves.
Get an address-level heat risk assessment from ClimateNest for Broomehill including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Climate projections show heat risk in Broomehill is tied to the broader Regional WA climate. The suburb scores 6 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.
Broomehill located in Regional WA (postcode 6318), is a Western Australia suburb tracked by ClimateNest. The suburb's median property value is $425,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Broomehill.
Across the six hazard axes ClimateNest models, the dominant climate risk in Broomehill is extreme heat (score 6/10), 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 Broomehill, 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 Broomehill are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Broomehill experienced a prolonged heatwave with temperatures exceeding 40°C for several days.
Adaptation & Mitigation Actions
Develop a Community Bushfire Plan
ImmediateCreate a comprehensive bushfire plan that includes evacuation routes, emergency contacts, and property protection measures. Conduct regular drills and awareness campaigns.
Est. cost: Low
Upgrade Drainage Infrastructure
Near-termImprove local drainage systems to handle increased rainfall intensity and reduce the risk of flooding. Implement stormwater management strategies.
Est. cost: Medium
Implement Heatwave Preparedness Programs
Near-termEstablish cooling centers and provide information on heat safety to vulnerable populations. Promote energy-efficient building designs and green infrastructure.
Est. cost: Low
Promote Water Conservation
Long-termEncourage water-wise gardening and efficient water use in homes and businesses to mitigate the impacts of drought and water scarcity.
Est. cost: Low
Council & Emergency Services
Explore Broomehill Risk Reports
View other climate risk assessments for Broomehill:
Frequently Asked Questions
How hot does Broomehill get in summer?
Broomehill in Western Australia experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Broomehill. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Broomehill?
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 Broomehill 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 Broomehill and the performance of your building envelope.
What heat mitigation measures work best in Broomehill?
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 Broomehill?
ClimateNest's suburb model rates Broomehill's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by bushfire (5/10) and damaging wind (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Broomehill.
What share of Broomehill is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 17.5% of Broomehill in high-risk zones for bushfire, with a further 67.4% 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 Broomehill Safe from Climate Risk?
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Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections