Heat Risk in Warnbro, WA: 2026 Assessment

Warnbro, Western Australia· UNKNOWN
Warnbro is likely to experience more frequent and intense heatwaves. This poses a significant risk to vulnerable populations.Updated 3 Apr 2026

Heat Risk Score

7.0/10

Warnbro is likely to experience more frequent and intense heatwaves. This poses a significant risk to vulnerable populations.

Key Facts

Heat Risk
Warnbro is likely to experience more frequent and intense heatwaves. This poses a significant risk to vulnerable populations.
Trend
increasing
Suburb
Warnbro, WA
Overall Risk
Medium
Postcode
6169
Highest high-risk exposure
13.3% of land (bushfire)

Heat Risk Analysis

Warnbro 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 Warnbro 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.

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

Warnbro (postcode 6169) 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 (13.3% of land in high-risk zones), riverine flood (5.5% of land in high-risk zones), extreme wind (5.3% of land in high-risk zones). Exposure is not uniform across Warnbro — 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 ContextHeatwaves are becoming more frequent and intense.

Historical Events

2021
Moderate

Record breaking temperatures during summer heatwave.

2015
Moderate

Prolonged heatwave with temperatures exceeding 40°C.

Adaptation & Mitigation Actions

Develop a community heatwave plan

Immediate

Establish cooling centers and provide support for vulnerable residents during heatwaves.

Est. cost: Low

Improve bushfire preparedness

Near-term

Implement vegetation management programs and educate residents about bushfire safety.

Est. cost: Medium

Strengthen coastal defenses

Long-term

Invest in coastal protection measures to mitigate the impacts of sea level rise and erosion.

Est. cost: High

Upgrade stormwater drainage

Near-term

Improve stormwater infrastructure to reduce the risk of flooding from heavy rainfall events.

Est. cost: Medium

Promote water conservation

Long-term

Encourage residents to conserve water to reduce strain on water resources during droughts.

Est. cost: Low

Council & Emergency Services

City of Rockingham
Emergency Services

Data last updated: 3 April 2026

Explore Warnbro Risk Reports

Frequently Asked Questions

How hot does Warnbro get in summer?

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

Is extreme heat increasing in Warnbro?

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 Warnbro 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 Warnbro and the performance of your building envelope.

What heat mitigation measures work best in Warnbro?

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 Warnbro is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 13.3% of Warnbro in high-risk zones for bushfire, with a further 58.3% 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 Warnbro Safe from Climate Risk?

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