Heat Risk in Buttaba, NSW: 2026 Assessment

Buttaba, New South Wales· UNKNOWN
Buttaba is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.Updated 21 May 2026

Heat Risk Score

7.0/10

Buttaba is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.

Key Facts

Heat Risk
Buttaba is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.
Trend
increasing
Suburb
Buttaba, NSW
Overall Risk
Medium
Postcode
2283
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
11.3% of land (bushfire)

Heat Risk Analysis

Buttaba 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 Buttaba 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 significantly.

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

Climate projections show heat risk in Buttaba is tied to the broader Coastal NSW climate. The suburb scores 5 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.

Buttaba located in Coastal NSW (postcode 2283), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Buttaba.

Across the six hazard axes ClimateNest models, the dominant climate risk in Buttaba is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% 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 Buttaba, 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 Buttaba are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Avg January Max Temp30.5 °C
Heat Stress Events/Year5
Urban Heat ContextThe number of days exceeding 35°C is projected to increase significantly.

Historical Events

2019
Moderate

Record-breaking heatwave conditions impacted Buttaba, with temperatures exceeding 40°C.

Adaptation & Mitigation Actions

Improve flood defenses

Near-term

Upgrade drainage infrastructure and construct flood barriers to protect properties from flooding.

Est. cost: High

Reduce bushfire risk

Near-term

Implement fuel reduction programs and maintain firebreaks to reduce the risk of bushfires.

Est. cost: Medium

Develop a heatwave response plan

Immediate

Establish cooling centers and provide support to vulnerable populations during heatwaves.

Est. cost: Low

Promote water conservation

Long-term

Encourage residents to conserve water and invest in water-efficient appliances to reduce water stress during droughts.

Est. cost: Low

Strengthen building codes

Long-term

Update building codes to ensure that new buildings are more resilient to climate change impacts, such as flooding and bushfires.

Est. cost: Medium

Council & Emergency Services

Lake Macquarie City Council
Emergency Services

Data last updated: 21 May 2026

Explore Buttaba Risk Reports

Frequently Asked Questions

How hot does Buttaba get in summer?

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

Is extreme heat increasing in Buttaba?

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 Buttaba 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 Buttaba and the performance of your building envelope.

What heat mitigation measures work best in Buttaba?

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 Buttaba?

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

What share of Buttaba is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 11.3% of Buttaba in high-risk zones for bushfire, with a further 74.4% 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 Buttaba Safe from Climate Risk?

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