Heat Risk in Upper Copmanhurst, NSW: 2026 Assessment
Heat Risk Score
6.0/10Upper Copmanhurst is likely to experience more frequent and intense heatwaves. Higher average temperatures can pose health risks, especially for vulnerable populations.
Key Facts
- Heat Risk
- Upper Copmanhurst is likely to experience more frequent and intense heatwaves. Higher average temperatures can pose health risks, especially for vulnerable populations.
- Trend
- increasing
- Suburb
- Upper Copmanhurst, NSW
- Overall Risk
- Medium
- Postcode
- 2460
- Highest high-risk exposure
- 6.3% of land (surface flood)
Heat Risk Analysis
Upper Copmanhurst 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 Upper Copmanhurst 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.
The number of days exceeding 35°C is projected to increase in the coming decades. This will place additional strain on the community and infrastructure.
Get an address-level heat risk assessment from ClimateNest for Upper Copmanhurst including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Upper Copmanhurst (postcode 2460) 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 surface flood (6.3% of land in high-risk zones), bushfire (6.3% of land in high-risk zones), extreme wind (5.7% of land in high-risk zones). Exposure is not uniform across Upper Copmanhurst — 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
Historical Events
A prolonged heatwave affected Upper Copmanhurst, with temperatures exceeding 35°C for several consecutive days.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in flood levees and drainage infrastructure to protect properties from riverine flooding.
Est. cost: High
Bushfire Preparedness
ImmediateImplement bushfire mitigation measures, such as clearing vegetation and creating firebreaks.
Est. cost: Medium
Heatwave Action Plan
Near-termDevelop a community heatwave action plan to protect vulnerable residents during periods of extreme heat.
Est. cost: Low
Upgrade Building Codes
Long-termIncorporate climate resilience measures into building codes to ensure new constructions are better equipped to withstand extreme weather events.
Est. cost: Medium
Community Education Programs
Near-termConduct community education programs to raise awareness about climate risks and adaptation strategies.
Est. cost: Low
Council & Emergency Services
Explore Upper Copmanhurst Risk Reports
View other climate risk assessments for Upper Copmanhurst:
Frequently Asked Questions
How hot does Upper Copmanhurst get in summer?
Upper Copmanhurst in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Upper Copmanhurst. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Upper Copmanhurst?
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 Upper Copmanhurst 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 Upper Copmanhurst and the performance of your building envelope.
What heat mitigation measures work best in Upper Copmanhurst?
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 Upper Copmanhurst is exposed to high surface flood risk?
ClimateNest's hazard overlay maps 6.3% of Upper Copmanhurst in high-risk zones for surface flood, with a further 72.9% 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 Upper Copmanhurst Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Upper Copmanhurst, 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