Heat Risk in Ten Mile Hollow, NSW: 2026 Assessment
Heat Risk Score
6.5/10Ten Mile Hollow is likely to experience more frequent and intense heatwaves in the future. This can pose a risk to vulnerable populations, such as the elderly and those with chronic health conditions. Climate change is driving up average temperatures.
Key Facts
- Heat Risk
- Ten Mile Hollow is likely to experience more frequent and intense heatwaves in the future. This can pose a risk to vulnerable populations, such as the elderly and those with chronic health conditions. Climate change is driving up average temperatures.
- Trend
- increasing
- Suburb
- Ten Mile Hollow, NSW
- Overall Risk
- Medium
- Postcode
- 2250
- Highest high-risk exposure
- 19.2% of land (bushfire)
Heat Risk Analysis
Ten Mile Hollow 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 Ten Mile Hollow 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.
Plan for heatwaves and ensure adequate cooling measures.
Get an address-level heat risk assessment from ClimateNest for Ten Mile Hollow including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Ten Mile Hollow (postcode 2250) 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 (19.2% of land in high-risk zones), surface flood (6.1% of land in high-risk zones), riverine flood (3.8% of land in high-risk zones). Exposure is not uniform across Ten Mile Hollow — 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 affected the region, with temperatures exceeding 40 degrees Celsius for several days.
Adaptation & Mitigation Actions
Develop a community bushfire plan
ImmediateCreate a plan to prepare for and respond to bushfires, including evacuation routes and emergency contacts.
Est. cost: Low
Improve home cooling and insulation
Near-termInstall insulation and efficient cooling systems to reduce the impact of heatwaves.
Est. cost: Medium
Upgrade drainage infrastructure
Near-termImprove drainage systems to reduce the risk of flooding during heavy rainfall events.
Est. cost: High
Plant trees and vegetation
Long-termIncrease tree cover to provide shade and reduce the urban heat island effect.
Est. cost: Low
Council & Emergency Services
Explore Ten Mile Hollow Risk Reports
View other climate risk assessments for Ten Mile Hollow:
Frequently Asked Questions
How hot does Ten Mile Hollow get in summer?
Ten Mile Hollow in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Ten Mile Hollow. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Ten Mile Hollow?
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 Ten Mile Hollow 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 Ten Mile Hollow and the performance of your building envelope.
What heat mitigation measures work best in Ten Mile Hollow?
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 Ten Mile Hollow is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 19.2% of Ten Mile Hollow in high-risk zones for bushfire, with a further 69.7% 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 Ten Mile Hollow Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Ten Mile Hollow, New South Wales, covering flood, bushfire, sea level rise and more.
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