Heat Risk in Rosslea, QLD: 2026 Assessment

Rosslea, Queensland· UNKNOWN
Rosslea experiences high temperatures during summer, and climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.Updated 9 Mar 2026

Heat Risk Score

7.0/10

Rosslea experiences high temperatures during summer, and climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.

Key Facts

Heat Risk
Rosslea experiences high temperatures during summer, and climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.
Trend
increasing
Suburb
Rosslea, QLD
Overall Risk
Medium
Postcode
4812
Highest high-risk exposure
11.3% of land (riverine flood)

Heat Risk Analysis

Rosslea 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 Rosslea 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.

Townsville experiences high humidity, which exacerbates the effects of heatwaves. Residents should take precautions to stay cool and hydrated during hot weather.

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

Rosslea (postcode 4812) 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 riverine flood (11.3% of land in high-risk zones), tropical cyclone (9.5% of land in high-risk zones), extreme wind (8.7% of land in high-risk zones). Exposure is not uniform across Rosslea — 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 Temp31.5 °C
Heat Stress Events/Year5
Urban Heat ContextTownsville experiences high humidity, which exacerbates the effects of heatwaves. Residents should take precautions to stay cool and hydrated during hot weather.

Historical Events

2018
Moderate

Townsville experienced a prolonged heatwave in early 2018, with temperatures exceeding 35 degrees Celsius for several consecutive days.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as levees, drainage improvements, and flood-proofing of buildings.

Est. cost: High

Develop a Heat Action Plan

Immediate

Implement a plan to protect vulnerable populations during heatwaves, including cooling centers, public awareness campaigns, and early warning systems.

Est. cost: Medium

Strengthen Coastal Protection

Long-term

Implement measures to protect coastal areas from sea level rise and storm surges, such as seawalls, beach nourishment, and mangrove restoration.

Est. cost: Very High

Enhance Bushfire Preparedness

Near-term

Implement measures to reduce bushfire risk, such as vegetation management, fire breaks, and community education programs.

Est. cost: Low

Council & Emergency Services

Townsville City Council
Emergency Services

Data last updated: 9 March 2026

Explore Rosslea Risk Reports

Frequently Asked Questions

How hot does Rosslea get in summer?

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

Is extreme heat increasing in Rosslea?

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 Rosslea 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 Rosslea and the performance of your building envelope.

What heat mitigation measures work best in Rosslea?

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 Rosslea is exposed to high riverine flood risk?

ClimateNest's hazard overlay maps 11.3% of Rosslea in high-risk zones for riverine flood, with a further 76.7% 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 Rosslea Safe from Climate Risk?

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