📮 Plumpton postcode: 2761

Heat Risk in Plumpton, NSW: 2026 Assessment

Plumpton, New South Wales· Blacktown· 2761
Plumpton experiences a high risk of heatwaves, particularly during the summer months. Urban areas can exacerbate the heat island effect, leading to higher temperatures.Updated 1 May 2026

Heat Risk Score

7.0/10

Plumpton experiences a high risk of heatwaves, particularly during the summer months. Urban areas can exacerbate the heat island effect, leading to higher temperatures.

Key Facts

Heat Risk
Plumpton experiences a high risk of heatwaves, particularly during the summer months. Urban areas can exacerbate the heat island effect, leading to higher temperatures.
Trend
increasing
Suburb
Plumpton, NSW
Overall Risk
Medium
Postcode
2761
Highest high-risk exposure
19.8% of land (bushfire)

Heat Risk Analysis

Plumpton 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 Plumpton 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.

Urban heat island effect can increase temperatures by several degrees.

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

Plumpton (postcode 2761) 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 (19.8% of land in high-risk zones), surface flood (13.7% of land in high-risk zones), riverine flood (6.9% of land in high-risk zones). Exposure is not uniform across Plumpton — 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

Avg January Max Temp31.5 °C
Heat Stress Events/Year5
Urban Heat ContextUrban heat island effect can increase temperatures by several degrees.

Historical Events

2013
Moderate

Prolonged heatwave conditions affected Plumpton, leading to increased heat stress.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade local drainage systems to handle increased rainfall intensity and reduce flood risk.

Est. cost: High

Implement Heatwave Action Plan

Immediate

Develop and implement a heatwave action plan to protect vulnerable residents during extreme heat events.

Est. cost: Medium

Bushfire Preparedness Programs

Near-term

Conduct community education programs on bushfire preparedness and property maintenance.

Est. cost: Low

Increase Urban Green Space

Long-term

Increase the amount of green space in Plumpton to reduce the urban heat island effect and improve stormwater management.

Est. cost: Medium

Council & Emergency Services

Blacktown City Council
Emergency Services

Data last updated: 1 May 2026

Explore Plumpton Risk Reports

Frequently Asked Questions

How hot does Plumpton get in summer?

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

Is extreme heat increasing in Plumpton?

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 Plumpton 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 Plumpton and the performance of your building envelope.

What heat mitigation measures work best in Plumpton?

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 Plumpton is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 19.8% of Plumpton in high-risk zones for bushfire, with a further 52.3% 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 Plumpton Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Plumpton, 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