Heat Risk in Mount Irvine, NSW: 2026 Assessment
Heat Risk Score
5.0/10Mount Irvine experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. This poses a risk to vulnerable populations.
Key Facts
- Heat Risk
- Mount Irvine experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. This poses a risk to vulnerable populations.
- Trend
- increasing
- Suburb
- Mount Irvine, NSW
- Overall Risk
- Medium
- Postcode
- 2786
- Highest high-risk exposure
- 15.9% of land (bushfire)
Heat Risk Analysis
Mount Irvine 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 Mount Irvine 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.
Get an address-level heat risk assessment from ClimateNest for Mount Irvine including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Mount Irvine (postcode 2786) 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 (15.9% of land in high-risk zones), riverine flood (10.3% of land in high-risk zones), surface flood (4.2% of land in high-risk zones). Exposure is not uniform across Mount Irvine — 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
Bushfire Preparedness
ImmediateDevelop and implement a comprehensive bushfire preparedness plan, including property maintenance, evacuation procedures, and community education.
Est. cost: Low
Flood Mitigation
Near-termImprove drainage infrastructure and implement flood mitigation measures to reduce the risk of flooding from heavy rainfall events.
Est. cost: Medium
Heatwave Management
Near-termEstablish cooling centers and promote heat-safe practices to protect vulnerable populations during heatwaves.
Est. cost: Low
Water Conservation
Long-termImplement water conservation measures to ensure a sustainable water supply in the face of changing rainfall patterns.
Est. cost: Low
Council & Emergency Services
Explore Mount Irvine Risk Reports
View other climate risk assessments for Mount Irvine:
Frequently Asked Questions
How hot does Mount Irvine get in summer?
Mount Irvine in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Mount Irvine. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Mount Irvine?
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 Mount Irvine 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 Mount Irvine and the performance of your building envelope.
What heat mitigation measures work best in Mount Irvine?
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 Mount Irvine is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 15.9% of Mount Irvine in high-risk zones for bushfire, with a further 70.9% 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 Mount Irvine Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Mount Irvine, New South Wales, covering flood, bushfire, sea level rise and more.
What A$69 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections