📮 Bullio postcode: 2575

Heat Risk in Bullio, NSW: 2026 Assessment

Bullio, New South Wales· Wingecarribee· 2575
Bullio experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected. Vulnerable populations, such as the elderly, are particularly at risk.Updated 30 May 2026

Heat Risk Score

4.2/10

Bullio experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected. Vulnerable populations, such as the elderly, are particularly at risk.

Key Facts

Heat Risk
Bullio experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected. Vulnerable populations, such as the elderly, are particularly at risk.
Trend
increasing
Suburb
Bullio, NSW
Overall Risk
Medium
Postcode
2575
Region
Regional NSW
Median property value
$550,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
11.5% of land (bushfire)

Heat Risk Analysis

Bullio 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 Bullio 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, with potential impacts on health and infrastructure.

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

Climate projections show heat risk in Bullio is tied to the broader Regional NSW climate. The suburb scores 6 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.

Bullio located in Regional NSW (postcode 2575), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $550,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Bullio.

Across the six hazard axes ClimateNest models, the dominant climate risk in Bullio is extreme heat (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% 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 Bullio, 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 Bullio are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Avg January Max Temp26.5 °C
Heat Stress Events/Year2.5
Urban Heat ContextHeatwaves are becoming more frequent, with potential impacts on health and infrastructure.

Historical Events

2019
Moderate

A prolonged heatwave resulted in increased demand for electricity and placed stress on vulnerable populations.

Adaptation & Mitigation Actions

Bushfire Preparedness Plan

Immediate

Develop and implement a comprehensive bushfire preparedness plan, including clearing vegetation, creating firebreaks, and having an evacuation plan.

Est. cost: Low

Flood Mitigation Measures

Near-term

Implement flood mitigation measures, such as improving drainage systems, raising building foundations, and installing flood barriers.

Est. cost: Medium

Heatwave Preparedness

Near-term

Establish a heatwave preparedness plan, including providing cooling centers, educating residents about heat stress, and ensuring access to water and shade.

Est. cost: Low

Sustainable Land Management

Long-term

Promote sustainable land management practices to reduce erosion, improve water quality, and enhance biodiversity.

Est. cost: Medium

Council & Emergency Services

Wingecarribee Shire Council
Emergency Services

Data last updated: 30 May 2026

Explore Bullio Risk Reports

Frequently Asked Questions

How hot does Bullio get in summer?

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

Is extreme heat increasing in Bullio?

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 Bullio 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 Bullio and the performance of your building envelope.

What heat mitigation measures work best in Bullio?

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 Bullio?

ClimateNest's suburb model rates Bullio's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by bushfire (5/10) and damaging wind (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Bullio.

What share of Bullio is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 11.5% of Bullio in high-risk zones for bushfire, with a further 60.5% 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 Bullio Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Bullio, New South Wales, 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