Heat Risk in Buttai, NSW: 2026 Assessment
Heat Risk Score
4.0/10Buttai experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. This can impact vulnerable populations and infrastructure.
Key Facts
- Heat Risk
- Buttai experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. This can impact vulnerable populations and infrastructure.
- Trend
- increasing
- Suburb
- Buttai, NSW
- Overall Risk
- Medium
- Postcode
- 2323
- Region
- Coastal NSW
- Median property value
- $925,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 9.9% of land (bushfire)
Heat Risk Analysis
Buttai 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 Buttai 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.
Average January maximum temperatures are expected to increase in the coming years.
Get an address-level heat risk assessment from ClimateNest for Buttai including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Climate projections show heat risk in Buttai 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.
Buttai located in Coastal NSW (postcode 2323), 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 Buttai.
Across the six hazard axes ClimateNest models, the dominant climate risk in Buttai 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 Buttai, 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 Buttai are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
A prolonged heatwave affected Buttai, with temperatures exceeding 40 degrees Celsius.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in flood mitigation infrastructure, such as levees and drainage systems, to protect properties from flooding.
Est. cost: High
Bushfire Preparedness
ImmediateImplement bushfire management strategies, including vegetation clearing and community education programs.
Est. cost: Medium
Heatwave Action Plan
Near-termDevelop a heatwave action plan to protect vulnerable populations during extreme heat events.
Est. cost: Low
Community Awareness Programs
Long-termEducate residents about climate risks and adaptation measures through community workshops and information campaigns.
Est. cost: Low
Council & Emergency Services
Explore Buttai Risk Reports
View other climate risk assessments for Buttai:
Frequently Asked Questions
How hot does Buttai get in summer?
Buttai in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Buttai. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Buttai?
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 Buttai 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 Buttai and the performance of your building envelope.
What heat mitigation measures work best in Buttai?
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 Buttai?
ClimateNest's suburb model rates Buttai'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 Buttai.
What share of Buttai is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 9.9% of Buttai in high-risk zones for bushfire, with a further 72.4% 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 Buttai Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Buttai, New South Wales, covering flood, bushfire, sea level rise and more.
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*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections