📮 East Fremantle postcode: 6158

Heat Risk in East Fremantle, WA: 2026 Assessment

East Fremantle, Western Australia· East Fremantle· 6158
East Fremantle experiences a high heat risk, with increasing average temperatures and more frequent heatwave events impacting vulnerable populations.Updated 22 Mar 2026

Heat Risk Score

6.0/10

East Fremantle experiences a high heat risk, with increasing average temperatures and more frequent heatwave events impacting vulnerable populations.

Key Facts

Heat Risk
East Fremantle experiences a high heat risk, with increasing average temperatures and more frequent heatwave events impacting vulnerable populations.
Trend
increasing
Suburb
East Fremantle, WA
Overall Risk
Medium
Postcode
6158
Region
Greater Perth
Median property value
$750,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
15.2% of land (bushfire)

Heat Risk Analysis

East Fremantle 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 East Fremantle 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.

Elderly residents are particularly vulnerable during heatwaves.

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

Climate projections show heat risk in East Fremantle is tied to the broader Greater Perth climate. The suburb scores 6 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.

East Fremantle located in Greater Perth (postcode 6158), is a Western Australia suburb tracked by ClimateNest. The suburb's median property value is $750,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in East Fremantle.

Across the six hazard axes ClimateNest models, the dominant climate risk in East Fremantle is extreme heat (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+20% 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 East Fremantle, 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 East Fremantle 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 ContextElderly residents are particularly vulnerable during heatwaves.

Historical Events

2017
Moderate

Record-breaking temperatures led to increased hospital admissions.

2011
Moderate

Prolonged heatwave conditions impacted vulnerable residents.

Adaptation & Mitigation Actions

Coastal Protection Measures

Immediate

Implement coastal protection measures such as seawalls and dune restoration to mitigate erosion and inundation risks.

Est. cost: High

Urban Greening Initiatives

Near-term

Increase urban green spaces and tree canopy cover to reduce the urban heat island effect and provide shade.

Est. cost: Medium

Improved Stormwater Management

Near-term

Upgrade stormwater drainage systems to handle increased rainfall intensity and reduce flood risks.

Est. cost: Medium

Community Awareness Programs

Long-term

Conduct community awareness programs to educate residents about climate risks and adaptation strategies.

Est. cost: Low

Emergency Response Planning

Immediate

Develop and regularly update emergency response plans to prepare for extreme weather events.

Est. cost: Low

Council & Emergency Services

Town of East Fremantle
Emergency Services

Data last updated: 22 March 2026

Explore East Fremantle Risk Reports

Frequently Asked Questions

How hot does East Fremantle get in summer?

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

Is extreme heat increasing in East Fremantle?

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 East Fremantle 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 East Fremantle and the performance of your building envelope.

What heat mitigation measures work best in East Fremantle?

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 East Fremantle?

ClimateNest's suburb model rates East Fremantle's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by damaging wind (4/10) and bushfire (3/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in East Fremantle.

What share of East Fremantle is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 15.2% of East Fremantle in high-risk zones for bushfire, with a further 71.1% 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 East Fremantle Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for East Fremantle, 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