Heat Risk in Gladstone, SA: 2026 Assessment
Heat Risk Score
6.0/10Gladstone is likely to experience more frequent and intense heatwaves due to climate change. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
Key Facts
- Heat Risk
- Gladstone is likely to experience more frequent and intense heatwaves due to climate change. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
- Trend
- increasing
- Suburb
- Gladstone, SA
- Overall Risk
- Medium
- Postcode
- 5473
- Highest high-risk exposure
- 16.5% of land (bushfire)
Heat Risk Analysis
Gladstone in South Australia 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 Gladstone 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.
Gladstone experiences several heat stress events each year, particularly during the summer months.
Get an address-level heat risk assessment from ClimateNest for Gladstone including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Gladstone (postcode 5473) 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 (16.5% of land in high-risk zones), surface flood (6% of land in high-risk zones), extreme wind (5.3% of land in high-risk zones). Exposure is not uniform across Gladstone — 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
Adaptation & Mitigation Actions
Improve Drainage Infrastructure
Near-termUpgrade drainage systems to handle increased rainfall intensity and reduce flood risk.
Est. cost: High
Bushfire Risk Management
Near-termImplement bushfire risk reduction measures, such as fuel reduction and community education programs.
Est. cost: Medium
Heatwave Preparedness
ImmediateDevelop and implement a heatwave preparedness plan to protect vulnerable populations.
Est. cost: Low
Coastal Protection
Long-termImplement coastal protection measures to mitigate the impacts of sea level rise and erosion.
Est. cost: High
Community Awareness Programs
Near-termEducate residents about climate risks and adaptation strategies.
Est. cost: Low
Council & Emergency Services
Explore Gladstone Risk Reports
View other climate risk assessments for Gladstone:
Frequently Asked Questions
How hot does Gladstone get in summer?
Gladstone in South Australia experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Gladstone. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Gladstone?
Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for South Australia. Continued warming is likely through 2050 under all emissions scenarios.
How does heat affect energy costs for Gladstone 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 Gladstone and the performance of your building envelope.
What heat mitigation measures work best in Gladstone?
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 Gladstone is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 16.5% of Gladstone in high-risk zones for bushfire, with a further 77% 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 Gladstone Safe from Climate Risk?
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