Heat Risk in Rangari, NSW: 2026 Assessment
Heat Risk Score
7.0/10Increasing average temperatures and more frequent heatwaves are expected, posing health risks to vulnerable populations.
Key Facts
- Heat Risk
- Increasing average temperatures and more frequent heatwaves are expected, posing health risks to vulnerable populations.
- Trend
- increasing
- Suburb
- Rangari, NSW
- Overall Risk
- Medium
- Postcode
- 2380
- Highest high-risk exposure
- 16.9% of land (bushfire)
Heat Risk Analysis
Rangari in New South Wales 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 Rangari 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.
Heatwaves are becoming more frequent and intense.
Get an address-level heat risk assessment from ClimateNest for Rangari including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Rangari (postcode 2380) 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 (16.9% of land in high-risk zones), surface flood (9.6% of land in high-risk zones), riverine flood (5.1% of land in high-risk zones). Exposure is not uniform across Rangari — 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 resulted in increased hospital admissions.
Adaptation & Mitigation Actions
Improve Home Insulation
Near-termProper insulation can help keep homes cooler in summer and warmer in winter, reducing energy consumption and improving comfort during extreme weather events.
Est. cost: Medium
Plant Trees for Shade
Long-termPlanting trees around homes and in public spaces can provide shade, reducing the urban heat island effect and lowering temperatures.
Est. cost: Low
Upgrade Drainage Systems
Near-termImproving drainage systems can help reduce the risk of flooding during heavy rainfall events.
Est. cost: High
Develop Emergency Plans
ImmediateHaving a well-defined emergency plan can help residents prepare for and respond to extreme weather events, such as heatwaves, floods, and bushfires.
Est. cost: Low
Install Rainwater Tanks
Long-termRainwater tanks can capture rainwater for later use, reducing reliance on mains water and helping to manage stormwater runoff.
Est. cost: Medium
Council & Emergency Services
Explore Rangari Risk Reports
View other climate risk assessments for Rangari:
Frequently Asked Questions
How hot does Rangari get in summer?
Rangari in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Rangari. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Rangari?
Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for New South Wales. Continued warming is likely through 2050 under all emissions scenarios.
How does heat affect energy costs for Rangari 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 Rangari and the performance of your building envelope.
What heat mitigation measures work best in Rangari?
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 Rangari is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 16.9% of Rangari in high-risk zones for bushfire, with a further 56.2% 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 Rangari Safe from Climate Risk?
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