📮 Gayndah postcode: 4625

Heat Risk in Gayndah, QLD: 2026 Assessment

Gayndah, Queensland· North Burnett· 4625
Gayndah experiences high temperatures during summer, leading to heat stress, particularly for vulnerable populations. The number of extreme heat days is projected to increase.Updated 7 Apr 2026

Heat Risk Score

7.0/10

Gayndah experiences high temperatures during summer, leading to heat stress, particularly for vulnerable populations. The number of extreme heat days is projected to increase.

Key Facts

Heat Risk
Gayndah experiences high temperatures during summer, leading to heat stress, particularly for vulnerable populations. The number of extreme heat days is projected to increase.
Trend
increasing
Suburb
Gayndah, QLD
Overall Risk
Medium
Postcode
4625
Highest high-risk exposure
23.3% of land (tropical cyclone)

Heat Risk Analysis

Gayndah 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 Gayndah 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.

Gayndah experiences several days above 35°C in January. Heat stress is a concern for vulnerable populations.

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

Gayndah (postcode 4625) 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 tropical cyclone (23.3% of land in high-risk zones), bushfire (8.7% of land in high-risk zones), surface flood (8.1% of land in high-risk zones). Exposure is not uniform across Gayndah — 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 Temp34.5 °C
Heat Stress Events/Year5
Urban Heat ContextGayndah experiences several days above 35°C in January. Heat stress is a concern for vulnerable populations.

Historical Events

2023
Moderate

Prolonged heatwave conditions affected Gayndah, with temperatures exceeding 40°C for several days.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in levees and drainage systems to reduce flood risk.

Est. cost: High

Enhance Bushfire Preparedness

Near-term

Implement bushfire mitigation measures, such as clearing vegetation around properties.

Est. cost: Medium

Develop Heat Action Plan

Immediate

Create a heat action plan to protect vulnerable populations during heatwaves.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water conservation measures to address potential water scarcity due to climate change.

Est. cost: Low

Council & Emergency Services

North Burnett Regional Council
Emergency Services

Data last updated: 7 April 2026

Explore Gayndah Risk Reports

Frequently Asked Questions

How hot does Gayndah get in summer?

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

Is extreme heat increasing in Gayndah?

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 Gayndah 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 Gayndah and the performance of your building envelope.

What heat mitigation measures work best in Gayndah?

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 Gayndah is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 23.3% of Gayndah in high-risk zones for tropical cyclone, with a further 60.1% 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 Gayndah Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Gayndah, 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