📮 Collinsville postcode: 4804

Heat Risk in Collinsville, QLD: 2026 Assessment

Collinsville, Queensland· Whitsunday Regional· 4804
Collinsville experiences high temperatures, particularly during the summer months. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.Updated 3 Apr 2026

Heat Risk Score

6.0/10

Collinsville experiences high temperatures, particularly during the summer months. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.

Key Facts

Heat Risk
Collinsville experiences high temperatures, particularly during the summer months. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.
Trend
increasing
Suburb
Collinsville, QLD
Overall Risk
Medium
Postcode
4804
Region
Regional QLD
Median property value
$450,000
Dominant hazard
extreme heat (7/10)
Highest high-risk exposure
14.8% of land (riverine flood)

Heat Risk Analysis

Collinsville in Queensland 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 Collinsville 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.

Collinsville experiences several days above 35°C during summer. Heat stress can be a concern for outdoor workers and vulnerable populations.

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

Climate projections show heat risk in Collinsville is tied to the broader Regional QLD climate. The suburb scores 7 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.

Collinsville located in Regional QLD (postcode 4804), is a Queensland suburb tracked by ClimateNest. The suburb's median property value is $450,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Collinsville.

Across the six hazard axes ClimateNest models, the dominant climate risk in Collinsville is extreme heat (score 7/10), with elevated exposure. Insurance signals for the suburb point to premiums rising moderately (+35% 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 Collinsville, extreme heat 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 Collinsville are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Avg January Max Temp35 °C
Heat Stress Events/Year5
Urban Heat ContextCollinsville experiences several days above 35°C during summer. Heat stress can be a concern for outdoor workers and vulnerable populations.

Historical Events

2018
Moderate

A prolonged heatwave affected Collinsville, with temperatures exceeding 40°C for several days.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risks, such as levees, improved drainage systems, and flood-resistant building designs.

Est. cost: High

Develop Heat Action Plan

Immediate

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

Est. cost: Medium

Enhance Bushfire Preparedness

Near-term

Implement bushfire mitigation strategies, such as controlled burns, vegetation management, and community education programs.

Est. cost: Medium

Upgrade Water Infrastructure

Long-term

Upgrade water infrastructure to ensure a reliable water supply during droughts and heatwaves.

Est. cost: High

Council & Emergency Services

Whitsunday Regional Council
Emergency Services

Data last updated: 3 April 2026

Explore Collinsville Risk Reports

Frequently Asked Questions

How hot does Collinsville get in summer?

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

Is extreme heat increasing in Collinsville?

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

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

What heat mitigation measures work best in Collinsville?

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 are the main climate risks in Collinsville?

ClimateNest's suburb model rates Collinsville's dominant climate risk as extreme heat at 7/10 on a 0–10 index, followed by damaging wind (5/10) and severe storm (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Collinsville.

What share of Collinsville is exposed to high riverine flood risk?

ClimateNest's hazard overlay maps 14.8% of Collinsville in high-risk zones for riverine flood, with a further 61.8% 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 Collinsville Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Collinsville, Queensland, 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