Heat Risk in Sorell, TAS: 2026 Assessment

Sorell, Tasmania· UNKNOWN
Sorell is likely to experience more frequent and intense heatwaves in the future. This could pose a risk to vulnerable populations, such as the elderly and those with chronic health conditions.Updated 8 Mar 2026

Heat Risk Score

5.0/10

Sorell is likely to experience more frequent and intense heatwaves in the future. This could pose a risk to vulnerable populations, such as the elderly and those with chronic health conditions.

Key Facts

Heat Risk
Sorell is likely to experience more frequent and intense heatwaves in the future. This could pose a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
Trend
increasing
Suburb
Sorell, TAS
Overall Risk
Medium
Postcode
7172
Highest high-risk exposure
7.6% of land (surface flood)

Heat Risk Analysis

Sorell in Tasmania 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 Sorell 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 maximum temperatures in January are expected to increase, leading to more frequent heat stress events.

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

Sorell (postcode 7172) 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 (7.6% of land in high-risk zones), extreme wind (5.9% of land in high-risk zones), bushfire (4.3% of land in high-risk zones). Exposure is not uniform across Sorell — 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 Temp22.5 °C
Heat Stress Events/Year1.2
Urban Heat ContextAverage maximum temperatures in January are expected to increase, leading to more frequent heat stress events.

Historical Events

2009
Moderate

A prolonged heatwave in Tasmania led to heat stress and health concerns in Sorell.

Adaptation & Mitigation Actions

Improve drainage infrastructure

Near-term

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

Est. cost: Medium

Implement bushfire management strategies

Near-term

Conduct fuel reduction burns and maintain firebreaks to reduce the risk of bushfires.

Est. cost: Medium

Develop a heatwave response plan

Immediate

Establish cooling centers and provide support to vulnerable populations during heatwaves.

Est. cost: Low

Protect coastal areas

Long-term

Implement coastal protection measures, such as seawalls and beach nourishment, to reduce the risk of erosion and inundation.

Est. cost: High

Raise awareness about climate risks

Near-term

Educate residents about the risks of climate change and how to prepare for extreme weather events.

Est. cost: Low

Council & Emergency Services

Sorell Council
Emergency Services

Data last updated: 8 March 2026

Explore Sorell Risk Reports

Frequently Asked Questions

How hot does Sorell get in summer?

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

Is extreme heat increasing in Sorell?

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

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

What heat mitigation measures work best in Sorell?

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 Sorell is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 7.6% of Sorell in high-risk zones for surface flood, with a further 76.2% 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 Sorell Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Sorell, Tasmania, 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