📮 Roebourne postcode: 6718

Heat Risk in Roebourne, WA: 2026 Assessment

Roebourne, Western Australia· City of Karratha· 6718
Roebourne experiences extreme heat, with very high average maximum temperatures during summer. Heatwaves are becoming more frequent and intense, posing a significant risk to vulnerable populations.Updated 18 Mar 2026

Heat Risk Score

7.5/10

Roebourne experiences extreme heat, with very high average maximum temperatures during summer. Heatwaves are becoming more frequent and intense, posing a significant risk to vulnerable populations.

Key Facts

Heat Risk
Roebourne experiences extreme heat, with very high average maximum temperatures during summer. Heatwaves are becoming more frequent and intense, posing a significant risk to vulnerable populations.
Trend
increasing
Suburb
Roebourne, WA
Overall Risk
High
Postcode
6718
Highest high-risk exposure
9.2% of land (surface flood)

Heat Risk Analysis

Roebourne 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 Roebourne 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.

Roebourne experiences prolonged periods of extreme heat during the summer months, with temperatures frequently exceeding 40 degrees Celsius.

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

Roebourne (postcode 6718) 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 surface flood (9.2% of land in high-risk zones), bushfire (7.6% of land in high-risk zones), riverine flood (6.8% of land in high-risk zones). Exposure is not uniform across Roebourne — 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 Temp38.5 °C
Heat Stress Events/Year15
Urban Heat ContextRoebourne experiences prolonged periods of extreme heat during the summer months, with temperatures frequently exceeding 40 degrees Celsius.

Historical Events

2018
Major

Roebourne experienced a prolonged heatwave with record-breaking temperatures, placing strain on infrastructure and public health services.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Construct levees and drainage systems to protect low-lying areas from flooding.

Est. cost: High

Enhance Bushfire Preparedness

Immediate

Implement vegetation management programs, create firebreaks, and improve community education on bushfire safety.

Est. cost: Medium

Develop a Heat Action Plan

Immediate

Establish cooling centers, provide public health advice on heat safety, and ensure access to water during heatwaves.

Est. cost: Low

Plan for Sea Level Rise

Long-term

Assess the vulnerability of coastal infrastructure to sea level rise and develop adaptation strategies, such as managed retreat or coastal protection measures.

Est. cost: Very High

Upgrade Infrastructure Resilience

Near-term

Ensure that critical infrastructure, such as power and water supplies, is resilient to extreme weather events.

Est. cost: High

Council & Emergency Services

City of Karratha
Emergency Services

Data last updated: 18 March 2026

Explore Roebourne Risk Reports

Frequently Asked Questions

How hot does Roebourne get in summer?

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

Is extreme heat increasing in Roebourne?

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 Roebourne 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 Roebourne and the performance of your building envelope.

What heat mitigation measures work best in Roebourne?

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 Roebourne is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 9.2% of Roebourne in high-risk zones for surface flood, with a further 79.2% 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 Roebourne Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Roebourne, Western Australia, covering flood, bushfire, sea level rise and more.

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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