Heat Risk in Wongungarra, VIC: 2026 Assessment
Heat Risk Score
6.0/10Wongungarra experiences moderate heat risk, with hot summers and occasional heatwaves. Climate change is expected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.
Key Facts
- Heat Risk
- Wongungarra experiences moderate heat risk, with hot summers and occasional heatwaves. Climate change is expected to increase the frequency and intensity of heatwaves, posing a risk to vulnerable populations.
- Trend
- increasing
- Suburb
- Wongungarra, VIC
- Overall Risk
- High
- Postcode
- 3862
- Highest high-risk exposure
- 8.9% of land (bushfire)
Heat Risk Analysis
Wongungarra in Victoria 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 Wongungarra 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.
The number of days exceeding 35°C is projected to increase in the coming decades.
Get an address-level heat risk assessment from ClimateNest for Wongungarra including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Wongungarra (postcode 3862) 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 (8.9% of land in high-risk zones), surface flood (8.5% of land in high-risk zones), extreme wind (6.3% of land in high-risk zones). Exposure is not uniform across Wongungarra — 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
Historical Events
A prolonged heatwave in January 2009 resulted in heat stress and health concerns for vulnerable residents.
Adaptation & Mitigation Actions
Develop a community bushfire preparedness plan
ImmediateCreate a plan that outlines evacuation routes, emergency contacts, and property protection measures.
Est. cost: Low
Improve drainage infrastructure to mitigate flood risk
Near-termUpgrade drainage systems to handle increased rainfall intensity and reduce the risk of flooding.
Est. cost: Medium
Implement a heatwave response plan
Near-termEstablish cooling centers and provide support to vulnerable residents during heatwaves.
Est. cost: Low
Promote water conservation measures
Long-termEncourage residents to conserve water to reduce the strain on water resources during dry periods.
Est. cost: Low
Undertake regular fuel reduction activities
ImmediateReduce fuel loads around properties and in surrounding bushland to minimise bushfire risk.
Est. cost: Medium
Council & Emergency Services
Explore Wongungarra Risk Reports
View other climate risk assessments for Wongungarra:
Frequently Asked Questions
How hot does Wongungarra get in summer?
Wongungarra in Victoria experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Wongungarra. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Wongungarra?
Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for Victoria. Continued warming is likely through 2050 under all emissions scenarios.
How does heat affect energy costs for Wongungarra 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 Wongungarra and the performance of your building envelope.
What heat mitigation measures work best in Wongungarra?
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 Wongungarra is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 8.9% of Wongungarra in high-risk zones for bushfire, with a further 65.1% 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 Wongungarra Safe from Climate Risk?
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