📮 Casuarina postcode: 0810

Heat Risk in Casuarina, NT: 2026 Assessment

Casuarina, Northern Territory· City of Darwin· 0810
Casuarina experiences high temperatures and humidity, leading to significant heat stress during the summer months. Climate change is expected to exacerbate these conditions, increasing the frequency and intensity of heatwaves.Updated 3 Apr 2026

Heat Risk Score

7.0/10

Casuarina experiences high temperatures and humidity, leading to significant heat stress during the summer months. Climate change is expected to exacerbate these conditions, increasing the frequency and intensity of heatwaves.

Key Facts

Heat Risk
Casuarina experiences high temperatures and humidity, leading to significant heat stress during the summer months. Climate change is expected to exacerbate these conditions, increasing the frequency and intensity of heatwaves.
Trend
increasing
Suburb
Casuarina, NT
Overall Risk
Medium
Postcode
0810
Highest high-risk exposure
14% of land (tropical cyclone)

Heat Risk Analysis

Casuarina in Northern Territory 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 Casuarina 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.

High humidity levels exacerbate heat stress during the wet season.

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

Casuarina (postcode 0810) 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 tropical cyclone (14% of land in high-risk zones), extreme wind (11.6% of land in high-risk zones), bushfire (9.1% of land in high-risk zones). Exposure is not uniform across Casuarina — 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 Temp32 °C
Heat Stress Events/Year15
Urban Heat ContextHigh humidity levels exacerbate heat stress during the wet season.

Historical Events

2018
Moderate

Record-breaking temperatures led to a heatwave in Darwin, with Casuarina experiencing high levels of heat stress.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

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

Est. cost: High

Implement Coastal Protection Measures

Long-term

Construct seawalls and other coastal defenses to protect against sea level rise and coastal erosion.

Est. cost: Very High

Develop Heat Action Plans

Immediate

Implement heat action plans to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.

Est. cost: Medium

Promote Water Conservation

Near-term

Encourage water conservation measures to reduce demand on water resources during periods of drought and heat.

Est. cost: Low

Council & Emergency Services

City of Darwin
Emergency Services

Data last updated: 3 April 2026

Explore Casuarina Risk Reports

Frequently Asked Questions

How hot does Casuarina get in summer?

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

Is extreme heat increasing in Casuarina?

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

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

What heat mitigation measures work best in Casuarina?

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 Casuarina is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 14% of Casuarina in high-risk zones for tropical cyclone, with a further 72.1% 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 Casuarina Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Casuarina, Northern Territory, 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