Heat Risk in Asquith, NSW: 2026 Assessment
Heat Risk Score
4.5/10Asquith experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected in the future.
Key Facts
- Heat Risk
- Asquith experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected in the future.
- Trend
- increasing
- Suburb
- Asquith, NSW
- Overall Risk
- Medium
- Postcode
- 2077
- Region
- Greater Sydney
- Median property value
- $1.6 million
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 16.6% of land (bushfire)
Heat Risk Analysis
Asquith in New South Wales 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 Asquith 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.
BOM data indicates increasing frequency of heatwave events in the Sydney region.
Get an address-level heat risk assessment from ClimateNest for Asquith including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Climate projections show heat risk in Asquith is tied to the broader Greater Sydney 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.
Asquith located in Greater Sydney (postcode 2077), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $1.6 million, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Asquith.
Across the six hazard axes ClimateNest models, the dominant climate risk in Asquith is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+20% 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 Asquith, 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 Asquith are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Prolonged heatwave conditions led to increased demand for emergency services and strain on infrastructure.
Adaptation & Mitigation Actions
Improve stormwater drainage
Near-termUpgrade stormwater drainage infrastructure to reduce the risk of flash flooding.
Est. cost: Medium
Bushfire hazard reduction
ImmediateImplement regular bushfire hazard reduction programs to reduce fuel loads near residential areas.
Est. cost: Medium
Community education
Near-termProvide community education programs on climate risks and adaptation measures.
Est. cost: Low
Promote energy efficiency
Long-termEncourage residents and businesses to adopt energy-efficient practices to reduce greenhouse gas emissions and mitigate the urban heat island effect.
Est. cost: Low
Council & Emergency Services
Explore Asquith Risk Reports
View other climate risk assessments for Asquith:
Frequently Asked Questions
How hot does Asquith get in summer?
Asquith in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Asquith. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Asquith?
Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for New South Wales. Continued warming is likely through 2050 under all emissions scenarios.
How does heat affect energy costs for Asquith 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 Asquith and the performance of your building envelope.
What heat mitigation measures work best in Asquith?
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 Asquith?
ClimateNest's suburb model rates Asquith's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (4/10) and severe storm (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Asquith.
What share of Asquith is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 16.6% of Asquith in high-risk zones for bushfire, with a further 60.8% 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 Asquith Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Asquith, New South Wales, covering flood, bushfire, sea level rise and more.
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Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections