Heat Risk in Blackmans Bay, TAS: Temperature Projections & Property Impact

Blackmans Bay, Tasmania
Lower heat risk — temperate maritime climate moderates extreme heatUpdated 19 Sept 2026

Heat Risk Score

1.4/10

Lower heat risk — temperate maritime climate moderates extreme heat

Key Facts

Heat Risk
Lower heat risk — temperate maritime climate moderates extreme heat
Trend
increasing
Suburb
Blackmans Bay, TAS
Assessment
Address-level recommended
Postcode
7052
Region
Greater Hobart
Median property value
$700,000
Dominant hazard
bushfire (5/10)
Highest high-risk exposure
5% of land (surface flood)

Heat Risk Analysis

Blackmans Bay in Tasmania experiences seasonal temperature variations typical of the region. The Bureau of Meteorology (BOM) reports that Australia's average temperature has increased by approximately 1.5 °C since national records began in 1910, with the frequency of extreme heat days also rising across most of the country.

The urban heat island (UHI) effect can make built-up areas of Blackmans Bay several degrees warmer than surrounding rural areas, particularly during summer nights. Factors such as dark roof materials, limited tree canopy cover, and heat-absorbing surfaces contribute to localised heat stress.

CSIRO climate projections indicate that under a high-emissions scenario, many parts of Australia could experience a doubling in the number of days over 35 °C by 2050. For suburbs like Blackmans Bay, this means cooling costs, occupant comfort, and building durability will become increasingly relevant considerations for property owners and buyers.

Use ClimateNest to get a property-specific heat risk report for Blackmans Bay including projected cooling costs, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.

Climate projections show heat risk in Blackmans Bay is tied to the broader Greater Hobart climate. The suburb scores 2 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.

Blackmans Bay located in Greater Hobart (postcode 7052), is a Tasmania suburb tracked by ClimateNest. The suburb's median property value is $700,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Blackmans Bay.

Across the six hazard axes ClimateNest models, the dominant climate risk in Blackmans Bay is bushfire (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% 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 Blackmans Bay, bushfire 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 Blackmans Bay are increasingly made with an address-level climate report in hand.

Explore Blackmans Bay Risk Reports

Frequently Asked Questions

How hot does Blackmans Bay get in summer?

Blackmans Bay in Tasmania experiences summer temperatures consistent with the regional climate. For specific temperature records, BOM publishes historical climate data for weather stations near Blackmans Bay. Get a property-specific heat exposure assessment from ClimateNest.

Is extreme heat increasing in Blackmans Bay?

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

How does heat affect energy costs for Blackmans Bay properties?

Higher temperatures increase cooling demand, which raises electricity costs for properties without efficient insulation or passive design features. ClimateNest provides energy cost projections based on your property's specific exposure to extreme heat days in Blackmans Bay.

What heat mitigation measures work best in Blackmans Bay?

Effective heat mitigation includes light-coloured roofing (cool roofs), ceiling and wall insulation, double-glazed windows, eaves and external shading, cross-ventilation design, and increasing tree canopy and vegetation around the property. These measures reduce indoor temperatures and cooling costs.

Which suburbs near Blackmans Bay are cooler?

Temperature varies across suburbs due to factors like elevation, distance from the coast, vegetation cover, and urban density. Suburbs with more tree canopy, higher elevation, or coastal breezes tend to experience lower extreme heat. ClimateNest compares heat risk across Tasmania suburbs.

What are the main climate risks in Blackmans Bay?

ClimateNest's suburb model rates Blackmans Bay's dominant climate risk as bushfire at 5/10 on a 0–10 index, followed by damaging wind (5/10) and coastal inundation (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Blackmans Bay.

What share of Blackmans Bay is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 5% of Blackmans Bay in high-risk zones for surface flood, with a further 84.4% 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 Blackmans Bay Safe from Climate Risk?

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