Heat Risk in Sherwood, NSW: 2026 Assessment
Heat Risk Score
7.0/10Sherwood is likely to experience more frequent and intense heatwaves. This poses a significant risk to vulnerable populations, especially the elderly and those with pre-existing health conditions.
Key Facts
- Heat Risk
- Sherwood is likely to experience more frequent and intense heatwaves. This poses a significant risk to vulnerable populations, especially the elderly and those with pre-existing health conditions.
- Trend
- increasing
- Suburb
- Sherwood, NSW
- Overall Risk
- Medium
- Postcode
- 2440
- Highest high-risk exposure
- 7.2% of land (bushfire)
Heat Risk Analysis
Sherwood 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 Sherwood 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.
Urban areas within Sherwood experience higher temperatures due to the urban heat island effect.
Get an address-level heat risk assessment from ClimateNest for Sherwood including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
Sherwood (postcode 2440) 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 (7.2% of land in high-risk zones), surface flood (4.8% of land in high-risk zones), riverine flood (4.2% of land in high-risk zones). Exposure is not uniform across Sherwood — 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
Prolonged heatwave conditions led to increased hospital admissions and strain on infrastructure.
Adaptation & Mitigation Actions
Improve Drainage Infrastructure
Near-termUpgrade drainage systems to handle increased rainfall intensity and reduce flood risk.
Est. cost: High
Implement Heatwave Action Plan
ImmediateDevelop a plan to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.
Est. cost: Medium
Promote Water Conservation
Near-termEncourage water conservation measures to reduce strain on water resources during droughts and heatwaves.
Est. cost: Low
Bushfire Preparedness
Long-termMaintain vegetation around properties and prepare a bushfire survival plan.
Est. cost: Low
Council & Emergency Services
Explore Sherwood Risk Reports
View other climate risk assessments for Sherwood:
Frequently Asked Questions
How hot does Sherwood get in summer?
Sherwood in New South Wales experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Sherwood. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Sherwood?
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 Sherwood 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 Sherwood and the performance of your building envelope.
What heat mitigation measures work best in Sherwood?
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 Sherwood is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 7.2% of Sherwood in high-risk zones for bushfire, with a further 84.7% 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 Sherwood Safe from Climate Risk?
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