📮 Newington postcode: 2127

Heat Risk in Newington, NSW: 2026 Assessment

Newington, New South Wales· City of Parramatta· 2127
Newington is expected to experience more frequent and intense heatwaves due to climate change. This will increase the risk of heat stress, particularly for vulnerable populations.Updated 13 Apr 2026

Heat Risk Score

6.0/10

Newington is expected to experience more frequent and intense heatwaves due to climate change. This will increase the risk of heat stress, particularly for vulnerable populations.

Key Facts

Heat Risk
Newington is expected to experience more frequent and intense heatwaves due to climate change. This will increase the risk of heat stress, particularly for vulnerable populations.
Trend
increasing
Suburb
Newington, NSW
Overall Risk
Medium
Postcode
2127
Highest high-risk exposure
14.2% of land (bushfire)

Heat Risk Analysis

Newington 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 Newington 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 density contributes to the urban heat island effect, increasing local temperatures.

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

Newington (postcode 2127) 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 (14.2% of land in high-risk zones), surface flood (5.8% of land in high-risk zones), extreme wind (5.3% of land in high-risk zones). Exposure is not uniform across Newington — 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

Avg January Max Temp30.5 °C
Heat Stress Events/Year5
Urban Heat ContextUrban density contributes to the urban heat island effect, increasing local temperatures.

Historical Events

2020
Moderate

Sydney experienced a prolonged heatwave in January, with temperatures exceeding 40°C in western suburbs including Newington.

Adaptation & Mitigation Actions

Upgrade Flood Defenses

Near-term

Invest in improved drainage infrastructure and levees to protect against increased flood risk.

Est. cost: High

Implement Urban Greening

Immediate

Increase tree canopy cover and green spaces to reduce the urban heat island effect and provide shade.

Est. cost: Medium

Develop Heat Action Plan

Near-term

Create a community heat action plan to protect vulnerable residents during heatwaves, including cooling centers and outreach programs.

Est. cost: Low

Raise Community Awareness

Long-term

Educate residents about climate risks and preparedness measures, including flood and heatwave safety.

Est. cost: Low

Council & Emergency Services

City of Parramatta
Emergency Services

Data last updated: 13 April 2026

Explore Newington Risk Reports

Frequently Asked Questions

How hot does Newington get in summer?

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

Is extreme heat increasing in Newington?

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 Newington 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 Newington and the performance of your building envelope.

What heat mitigation measures work best in Newington?

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 Newington is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 14.2% of Newington in high-risk zones for bushfire, with a further 60.4% 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 Newington Safe from Climate Risk?

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