Heat Risk in Malabar, NSW: 2026 Assessment

Malabar, New South Wales· UNKNOWN
Malabar experiences a high heat risk, with increasing average temperatures and more frequent heatwave events. The urban environment can exacerbate the effects of heat due to the urban heat island effect.Updated 25 May 2026

Heat Risk Score

7.1/10

Malabar experiences a high heat risk, with increasing average temperatures and more frequent heatwave events. The urban environment can exacerbate the effects of heat due to the urban heat island effect.

Key Facts

Heat Risk
Malabar experiences a high heat risk, with increasing average temperatures and more frequent heatwave events. The urban environment can exacerbate the effects of heat due to the urban heat island effect.
Trend
increasing
Suburb
Malabar, NSW
Overall Risk
Medium
Postcode
2036
Highest high-risk exposure
15.6% of land (bushfire)

Heat Risk Analysis

Malabar in New South Wales 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 Malabar 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 increasing, leading to more frequent heat stress events.

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

Malabar (postcode 2036) 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 (15.6% of land in high-risk zones), surface flood (8.5% of land in high-risk zones), riverine flood (4.3% of land in high-risk zones). Exposure is not uniform across Malabar — 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 Temp27.5 °C
Heat Stress Events/Year3
Urban Heat ContextAverage January maximum temperature is increasing, leading to more frequent heat stress events.

Historical Events

2020
Moderate

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

Adaptation & Mitigation Actions

Improve Coastal Defenses

Near-term

Invest in seawalls and beach nourishment to protect against coastal erosion and sea level rise.

Est. cost: High

Enhance Heatwave Preparedness

Immediate

Implement a heat action plan with cooling centers and public awareness campaigns.

Est. cost: Medium

Upgrade Drainage Infrastructure

Near-term

Improve drainage systems to reduce the risk of flash flooding during heavy rainfall events.

Est. cost: Medium

Promote Water Conservation

Long-term

Encourage water-saving measures to mitigate the impacts of drought and water scarcity.

Est. cost: Low

Council & Emergency Services

Randwick City Council
Emergency Services

Data last updated: 25 May 2026

Explore Malabar Risk Reports

Frequently Asked Questions

How hot does Malabar get in summer?

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

Is extreme heat increasing in Malabar?

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

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

What heat mitigation measures work best in Malabar?

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 Malabar is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 15.6% of Malabar in high-risk zones for bushfire, with a further 57.6% 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 Malabar Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Malabar, New South Wales, 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