Heat Risk in Macgregor, ACT: 2026 Assessment
Heat Risk Score
5.0/10Macgregor experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected. This can impact vulnerable populations and infrastructure.
Key Facts
- Heat Risk
- Macgregor experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected. This can impact vulnerable populations and infrastructure.
- Trend
- increasing
- Suburb
- Macgregor, ACT
- Overall Risk
- Medium
- Postcode
- 2615
- Region
- ACT
- Median property value
- $700,000
- Dominant hazard
- bushfire (6/10)
- Highest high-risk exposure
- 13.7% of land (surface flood)
Heat Risk Analysis
Macgregor in Australian Capital Territory 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 Macgregor 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 in the region.
Get an address-level heat risk assessment from ClimateNest for Macgregor including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Climate projections show heat risk in Macgregor is tied to the broader ACT 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.
Macgregor (postcode 2615), is an Australian Capital Territory suburb tracked by ClimateNest. The suburb's median property value is $700,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Macgregor.
Across the six hazard axes ClimateNest models, the dominant climate risk in Macgregor is bushfire (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% 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 Macgregor, bushfire 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 Macgregor are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Canberra experienced a prolonged heatwave in January 2019, with temperatures exceeding 40 degrees Celsius for several consecutive days.
Adaptation & Mitigation Actions
Improve stormwater drainage infrastructure
Near-termUpgrade stormwater drainage systems to handle increased rainfall intensity and reduce flood risk.
Est. cost: High
Implement bushfire mitigation measures
ImmediateReduce fuel loads around properties and improve bushfire preparedness through community education programs.
Est. cost: Medium
Develop a heatwave management plan
Near-termEstablish cooling centers and provide support for vulnerable populations during heatwave events.
Est. cost: Medium
Promote water conservation
Long-termEncourage water-efficient landscaping and water-saving practices to reduce water demand during droughts.
Est. cost: Low
Council & Emergency Services
Explore Macgregor Risk Reports
View other climate risk assessments for Macgregor:
Frequently Asked Questions
How hot does Macgregor get in summer?
Macgregor in Australian Capital Territory experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Macgregor. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Macgregor?
Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for Australian Capital Territory. Continued warming is likely through 2050 under all emissions scenarios.
How does heat affect energy costs for Macgregor 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 Macgregor and the performance of your building envelope.
What heat mitigation measures work best in Macgregor?
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 Macgregor?
ClimateNest's suburb model rates Macgregor's dominant climate risk as bushfire at 6/10 on a 0–10 index, followed by extreme heat (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 Macgregor.
What share of Macgregor is exposed to high surface flood risk?
ClimateNest's hazard overlay maps 13.7% of Macgregor in high-risk zones for surface flood, with a further 64.2% 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 Macgregor Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Macgregor, Australian Capital Territory, 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