📮 Hilbert postcode: 6112

Heat Risk in Hilbert, WA: 2026 Assessment

Hilbert, Western Australia· Serpentine-Jarrahdale· 6112
Hilbert experiences high temperatures during summer, with the potential for heatwaves. Climate change is expected to lead to more frequent and intense heatwaves, posing a risk to vulnerable populations.Updated 19 Mar 2026

Heat Risk Score

6.0/10

Hilbert experiences high temperatures during summer, with the potential for heatwaves. Climate change is expected to lead to more frequent and intense heatwaves, posing a risk to vulnerable populations.

Key Facts

Heat Risk
Hilbert experiences high temperatures during summer, with the potential for heatwaves. Climate change is expected to lead to more frequent and intense heatwaves, posing a risk to vulnerable populations.
Trend
increasing
Suburb
Hilbert, WA
Overall Risk
Medium
Postcode
6112
Highest high-risk exposure
12.5% of land (bushfire)

Heat Risk Analysis

Hilbert in Western Australia 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 Hilbert 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.

Average January maximum temperature is based on nearby weather station data. Heat stress events are defined as consecutive days above 35°C.

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

Hilbert (postcode 6112) 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 (12.5% of land in high-risk zones), surface flood (10.3% of land in high-risk zones), tropical cyclone (7.9% of land in high-risk zones). Exposure is not uniform across Hilbert — 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 Temp32.5 °C
Heat Stress Events/Year3
Urban Heat ContextAverage January maximum temperature is based on nearby weather station data. Heat stress events are defined as consecutive days above 35°C.

Historical Events

2019
Moderate

A prolonged heatwave resulted in heat stress and health concerns for residents.

Adaptation & Mitigation Actions

Improve Bushfire Preparedness

Immediate

Implement bushfire mitigation measures, such as clearing vegetation around properties and developing evacuation plans.

Est. cost: Low

Develop Heatwave Response Plan

Near-term

Establish a community heatwave response plan to protect vulnerable populations during extreme heat events.

Est. cost: Low

Upgrade Drainage Infrastructure

Near-term

Invest in upgrading drainage infrastructure to reduce the risk of flooding from heavy rainfall events.

Est. cost: Medium

Promote Water Conservation

Long-term

Encourage water conservation practices to reduce water stress during periods of drought and heat.

Est. cost: Low

Council & Emergency Services

Shire of Serpentine-Jarrahdale
Emergency Services

Data last updated: 19 March 2026

Explore Hilbert Risk Reports

Frequently Asked Questions

How hot does Hilbert get in summer?

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

Is extreme heat increasing in Hilbert?

Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for Western Australia. Continued warming is likely through 2050 under all emissions scenarios.

How does heat affect energy costs for Hilbert 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 Hilbert and the performance of your building envelope.

What heat mitigation measures work best in Hilbert?

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 Hilbert is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 12.5% of Hilbert in high-risk zones for bushfire, with a further 81.8% 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 Hilbert Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Hilbert, Western Australia, 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