📮 Mooroolbark postcode: 3138

Heat Risk in Mooroolbark, VIC: 2026 Assessment

Mooroolbark, Victoria· Yarra Ranges· 3138
Mooroolbark is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.Updated 24 Mar 2026

Heat Risk Score

7.0/10

Mooroolbark is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.

Key Facts

Heat Risk
Mooroolbark is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
Trend
increasing
Suburb
Mooroolbark, VIC
Overall Risk
Medium
Postcode
3138
Highest high-risk exposure
9.3% of land (bushfire)

Heat Risk Analysis

Mooroolbark in Victoria 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 Mooroolbark 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.

The number of days exceeding 35°C is projected to increase significantly in the coming decades.

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

Mooroolbark (postcode 3138) 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 (9.3% of land in high-risk zones), riverine flood (7.5% of land in high-risk zones), extreme wind (4.4% of land in high-risk zones). Exposure is not uniform across Mooroolbark — 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 Temp28.5 °C
Heat Stress Events/Year3
Urban Heat ContextThe number of days exceeding 35°C is projected to increase significantly in the coming decades.

Historical Events

2014
Moderate

A prolonged heatwave in January 2014 resulted in increased hospital admissions and strain on infrastructure.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade stormwater drainage systems to handle increased rainfall intensity and reduce the risk of flash flooding.

Est. cost: High

Implement Bushfire Management Plans

Immediate

Develop and implement comprehensive bushfire management plans to protect properties and reduce the risk of bushfire damage.

Est. cost: Medium

Promote Heatwave Preparedness

Near-term

Educate residents about the risks of heatwaves and provide resources for staying cool during extreme heat events.

Est. cost: Low

Install Rainwater Tanks

Long-term

Encourage residents to install rainwater tanks to reduce stormwater runoff and conserve water.

Est. cost: Medium

Community Emergency Planning

Near-term

Develop community-based emergency plans to ensure residents are prepared for various climate-related disasters.

Est. cost: Low

Council & Emergency Services

Yarra Ranges Council
Emergency Services

Data last updated: 24 March 2026

Explore Mooroolbark Risk Reports

Frequently Asked Questions

How hot does Mooroolbark get in summer?

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

Is extreme heat increasing in Mooroolbark?

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

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

What heat mitigation measures work best in Mooroolbark?

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 Mooroolbark is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 9.3% of Mooroolbark in high-risk zones for bushfire, 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 Mooroolbark Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Mooroolbark, Victoria, 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