📮 Winston Hills postcode: 2153

Is Winston Hills, NSW Climate Safe? 2026 Assessment

Winston Hills, New South Wales· Parramatta· 2153
Moderate climate risk — address-specificUpdated 14 Apr 2026

Climate Safety Score

5.5/10

Moderate climate risk — address-specific

Key Facts

Climate Safety
Medium
Flood
Winston Hills faces a moderate risk of flooding due to its proximity to waterways and local topography. Intense rainfall events can lead to flash flooding.
Bushfire
The bushfire risk in Winston Hills is moderate, with some areas bordering bushland. Hot, dry conditions during summer increase the potential for bushfires.
Heat
Winston Hills experiences a high risk of heatwaves, particularly during the summer months. Urban areas retain heat, leading to higher temperatures.
Storm
Moderate storm risk — East Coast Lows bring severe weather including hail and damaging winds
Postcode
2153
Highest high-risk exposure
10.9% of land (bushfire)

Climate Safety Analysis

Winston Hills in New South Wales has an overall climate safety rating of Medium. This multi-hazard assessment combines flood, bushfire, heat, coastal, and storm risk data with climate projections to 2050 from CSIRO and the Bureau of Meteorology.

Key factors affecting Winston Hills's climate safety include heat, flood. Each hazard is assessed independently and combined for an overall picture. Australia has warmed by approximately 1.5 °C since 1910, with flow-on effects to fire weather, extreme rainfall, and heatwave frequency.

Climate safety for property in Winston Hills is not uniform — it varies by address. Factors such as elevation, distance to waterways, proximity to bushland, and local drainage all influence actual risk at a specific property. Two nearby properties can have materially different risk profiles.

For a complete property-specific climate safety report for Winston Hills including address-level hazard mapping, insurance outlook, and adaptation recommendations, use the ClimateNest full analysis tool.

Winston Hills (postcode 2153) 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 (10.9% of land in high-risk zones), surface flood (5.5% of land in high-risk zones), riverine flood (3.6% of land in high-risk zones). Exposure is not uniform across Winston Hills — 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

Distance to BushlandSome properties border significant bushland areas.
BAL OverlayRFS Bush Fire Prone Land Map
Nearest WaterwayToongabbie Creek
Flood ZoneAreas near Toongabbie Creek are prone to flooding.
Avg January Max30.5 °C

Historical Events

2022
Moderate

Heavy rainfall caused flash flooding in parts of Winston Hills, affecting some residential areas.

2020
Moderate

A prolonged heatwave resulted in increased hospital admissions and strain on the electricity grid.

2016
Minor

A severe storm caused localized flooding and power outages in Winston Hills.

Adaptation & Mitigation Actions

Upgrade Drainage Infrastructure

Near-term

Invest in upgrading drainage systems to handle increased rainfall intensity and reduce the risk of flash flooding.

Est. cost: High

Implement Heatwave Management Plan

Immediate

Develop and implement a heatwave management plan to protect vulnerable populations during extreme heat events.

Est. cost: Medium

Increase Green Spaces

Long-term

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

Est. cost: Medium

Community Awareness Programs

Near-term

Conduct community awareness programs to educate residents about climate risks and preparedness measures.

Est. cost: Low

Council & Emergency Services

City of Parramatta Council
Emergency Services

Data last updated: 14 April 2026

Explore Winston Hills Risk Reports

Frequently Asked Questions

Is Winston Hills safe from climate change?

No location in Australia is entirely immune to climate change impacts. Winston Hills has an overall Medium climate risk rating. Understanding the specific hazards at your property address — not just the suburb average — provides the most reliable risk picture.

Which climate hazard poses the biggest risk in Winston Hills?

The dominant hazard for Winston Hills depends on geography and local environment. Proximity to waterways elevates flood risk, while proximity to bushland increases bushfire risk. ClimateNest's multi-hazard analysis identifies the highest-risk hazards for any specific address.

How does Winston Hills compare to nearby suburbs for climate safety?

Nearby suburbs may have different climate risk profiles depending on elevation, vegetation cover, drainage patterns, and land use. ClimateNest allows comparison of climate safety scores across New South Wales suburbs.

Should I be concerned about buying property in Winston Hills?

Climate risk should be one factor in your decision, alongside price, location, and amenity. An informed buyer understands the specific risks at a property address and factors insurance costs and climate projections into their assessment of long-term value.

What climate projections should I know for Winston Hills?

Key projections for New South Wales from CSIRO include increased average temperatures, more frequent hot days, changes in rainfall seasonality, longer fire seasons, and potential increases in extreme rainfall intensity. These trends inform the long-term outlook for Winston Hills.

What share of Winston Hills is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 10.9% of Winston Hills in high-risk zones for bushfire, with a further 73.8% 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 Winston Hills Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Winston Hills, 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