Is Wirrimah, NSW Climate Safe? 2026 Assessment

Wirrimah, New South Wales· Hilltops Council
Moderate climate risk — address-specificUpdated 30 May 2026

Climate Safety Score

5.2/10

Moderate climate risk — address-specific

Key Facts

Climate Safety
Medium
Flood
Wirrimah faces a moderate risk of flooding due to its location and rainfall patterns. Local waterways can overflow during heavy rain events.
Bushfire
The area around Wirrimah has a moderate bushfire risk, with surrounding grasslands and bushland posing a potential fire hazard during dry periods.
Heat
Wirrimah is likely to experience more frequent and intense heatwaves, potentially impacting vulnerable populations and infrastructure.
Storm
Moderate storm risk — East Coast Lows bring severe weather including hail and damaging winds
Postcode
2803
Highest high-risk exposure
10% of land (bushfire)

Climate Safety Analysis

Wirrimah 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 Wirrimah'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 Wirrimah 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 Wirrimah including address-level hazard mapping, insurance outlook, and adaptation recommendations, use the ClimateNest full analysis tool.

Wirrimah (postcode 2803) 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% of land in high-risk zones), surface flood (9.9% of land in high-risk zones), riverine flood (9.8% of land in high-risk zones). Exposure is not uniform across Wirrimah — 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 BushlandWithin 1km of significant bushland areas.
BAL OverlayRFS Bush Fire Prone Land Map
Nearest WaterwayHarden Murrumburrah Creek
Flood ZoneAreas near the creek are susceptible to flooding.
Avg January Max32.5 °C

Historical Events

2020
Moderate

A prolonged heatwave resulted in increased demand for electricity and placed stress on vulnerable populations.

2019
Major

Prolonged drought conditions impacted agricultural production and water resources in the region.

2017
Moderate

Heavy rainfall led to flash flooding in low-lying areas, disrupting transportation and damaging property.

2013
Minor

A bushfire near Wirrimah caused property damage and required emergency response.

2010
Moderate

Significant flooding occurred in the region, impacting local infrastructure and agriculture.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as improved drainage systems and levees.

Est. cost: High

Develop a Heat Action Plan

Immediate

Implement a community-based heat action plan to protect vulnerable populations during heatwaves.

Est. cost: Low

Enhance Bushfire Preparedness

Near-term

Support community education programs on bushfire preparedness and property maintenance.

Est. cost: Medium

Promote Water Conservation

Long-term

Encourage water conservation measures to address potential water shortages during droughts.

Est. cost: Low

Upgrade Building Standards

Long-term

Implement building standards that improve energy efficiency and resilience to extreme weather events.

Est. cost: High

Council & Emergency Services

Hilltops Council
Emergency Services

Data last updated: 30 May 2026

Explore Wirrimah Risk Reports

Frequently Asked Questions

Is Wirrimah safe from climate change?

No location in Australia is entirely immune to climate change impacts. Wirrimah 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 Wirrimah?

The dominant hazard for Wirrimah 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 Wirrimah 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 Wirrimah?

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 Wirrimah?

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 Wirrimah.

What share of Wirrimah is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 10% of Wirrimah in high-risk zones for bushfire, with a further 78.5% 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 Wirrimah Safe from Climate Risk?

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