Is Donnybrook, WA Climate Safe? 2026 Assessment
Climate Safety Score
5.8/10Moderate climate risk — address-specific
Key Facts
- Climate Safety
- Medium
- Flood
- Donnybrook faces a moderate risk of flooding, primarily from the Preston River. Increased rainfall intensity could exacerbate this risk.
- Bushfire
- The area surrounding Donnybrook has a high bushfire risk due to the presence of significant bushland. Drier conditions and higher temperatures are expected to increase this risk.
- Heat
- Donnybrook is likely to experience more frequent and intense heatwaves. This will increase the risk of heat stress, particularly for vulnerable populations.
- Storm
- Moderate storm risk — winter storms and occasional severe thunderstorms
- Postcode
- 6239
- Highest high-risk exposure
- 11.1% of land (bushfire)
Climate Safety Analysis
Donnybrook in Western Australia 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 Donnybrook's climate safety include flood, bushfire. 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 Donnybrook 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 Donnybrook including address-level hazard mapping, insurance outlook, and adaptation recommendations, use the ClimateNest full analysis tool.
Donnybrook (postcode 6239) 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 (11.1% of land in high-risk zones), riverine flood (7% of land in high-risk zones), extreme wind (6.1% of land in high-risk zones). Exposure is not uniform across Donnybrook — 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
Minor flooding occurred along the Preston River after a period of heavy rainfall.
A prolonged heatwave resulted in heat stress and health concerns for vulnerable populations.
A bushfire near Donnybrook threatened properties and required emergency response.
Heavy rainfall caused the Preston River to flood, impacting properties near the river.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in infrastructure to mitigate flood risk, such as levees and improved drainage systems.
Est. cost: High
Bushfire Preparedness
ImmediateImplement community education programs and support residents in preparing their properties for bushfires.
Est. cost: Medium
Heatwave Action Plan
Near-termDevelop a heatwave action plan to protect vulnerable populations during extreme heat events.
Est. cost: Low
Water Resource Management
Long-termImplement strategies to conserve water and ensure a sustainable water supply in the face of climate change.
Est. cost: Medium
Council & Emergency Services
Explore Donnybrook Risk Reports
View other climate risk assessments for Donnybrook:
Frequently Asked Questions
Is Donnybrook safe from climate change?
No location in Australia is entirely immune to climate change impacts. Donnybrook 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 Donnybrook?
The dominant hazard for Donnybrook 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 Donnybrook 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 Western Australia suburbs.
Should I be concerned about buying property in Donnybrook?
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 Donnybrook?
Key projections for Western Australia 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 Donnybrook.
What share of Donnybrook is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 11.1% of Donnybrook in high-risk zones for bushfire, with a further 73.5% 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 Donnybrook Safe from Climate Risk?
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*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections