📮 Harris Park postcode: 2150

Heat Risk in Harris Park, NSW: 2026 Assessment

Harris Park, New South Wales· Parramatta· 2150
Harris Park is susceptible to heatwaves, particularly during the summer months. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.Updated 24 May 2026

Heat Risk Score

6.5/10

Harris Park is susceptible to heatwaves, particularly during the summer months. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.

Key Facts

Heat Risk
Harris Park is susceptible to heatwaves, particularly during the summer months. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.
Trend
increasing
Suburb
Harris Park, NSW
Overall Risk
Medium
Postcode
2150
Region
Regional
Median property value
$500,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
20.3% of land (bushfire)

Heat Risk Analysis

Harris Park 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 Harris Park 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 urban heat island effect contributes to higher temperatures in Harris Park.

Get an address-level heat risk assessment from ClimateNest for Harris Park including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.

Climate projections show heat risk in Harris Park is tied to the broader Regional 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.

Harris Park located in Regional (postcode 2150), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $500,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Harris Park.

Across the six hazard axes ClimateNest models, the dominant climate risk in Harris Park is extreme heat (score 5/10), 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 Harris Park, 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 Harris Park are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Avg January Max Temp31.5 °C
Heat Stress Events/Year5
Urban Heat ContextThe urban heat island effect contributes to higher temperatures in Harris Park.

Historical Events

2020
Moderate

A prolonged heatwave affected Harris Park, with temperatures exceeding 40 degrees Celsius for several days.

Adaptation & Mitigation Actions

Improve flood protection measures

Near-term

Implement measures to reduce the risk of flooding, such as raising building foundations, installing flood barriers, and improving drainage systems.

Est. cost: Medium

Reduce the urban heat island effect

Near-term

Increase green spaces, plant trees, and use cool roofing materials to reduce the urban heat island effect and lower temperatures.

Est. cost: Medium

Develop a heatwave response plan

Immediate

Create a plan to protect vulnerable populations during heatwaves, including providing access to cooling centers and conducting outreach to at-risk individuals.

Est. cost: Low

Increase community awareness of climate risks

Long-term

Educate residents about the risks of climate change and how to prepare for extreme weather events.

Est. cost: Low

Council & Emergency Services

City of Parramatta Council
Emergency Services

Data last updated: 24 May 2026

Explore Harris Park Risk Reports

Frequently Asked Questions

How hot does Harris Park get in summer?

Harris Park in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Harris Park. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.

Is extreme heat increasing in Harris Park?

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 Harris Park 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 Harris Park and the performance of your building envelope.

What heat mitigation measures work best in Harris Park?

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 Harris Park?

ClimateNest's suburb model rates Harris Park'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 Harris Park.

What share of Harris Park is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 20.3% of Harris Park in high-risk zones for bushfire, with a further 50% 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 Harris Park Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Harris Park, New South Wales, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections