📮 North Wonthaggi postcode: 3995

Is North Wonthaggi, VIC Climate Safe? 2026 Assessment

North Wonthaggi, Victoria· Bass Coast Shire Council· 3995
Moderate climate risk — address-specificUpdated 28 June 2026

Climate Safety Score

5.5/10

Moderate climate risk — address-specific

Key Facts

Climate Safety
Medium
Flood
Moderate flood risk due to proximity to waterways and low-lying areas.
Bushfire
Low to moderate bushfire risk due to distance from major bushland areas.
Heat
High heat risk due to increasing frequency and intensity of heatwaves.
Storm
Moderate storm risk — severe thunderstorms with hail and damaging winds
Postcode
3995
Highest high-risk exposure
8.5% of land (surface flood)

Climate Safety Analysis

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

North Wonthaggi (postcode 3995) 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 surface flood (8.5% of land in high-risk zones), bushfire (6.3% of land in high-risk zones), riverine flood (5.8% of land in high-risk zones). Exposure is not uniform across North Wonthaggi — 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 BushlandVariable, generally 1-3km from significant bushland reserves.
BAL OverlayFire Danger Rating Areas
Nearest WaterwayPowlett River
Flood ZoneSome low-lying areas near the river and coast are susceptible to inundation.
Avg January Max26.5 °C

Historical Events

2021
Moderate

Severe thunderstorms caused flash flooding and damage across parts of Gippsland, including localised impacts on drainage systems.

2016
Moderate

Significant rainfall led to localised flooding in low-lying areas of the Bass Coast Shire, impacting roads and properties.

2014
Major

A prolonged heatwave affected Victoria, with temperatures exceeding 40°C in many areas, including the Gippsland region.

2009
Catastrophic

The Black Saturday bushfires devastated parts of Victoria, highlighting the state's vulnerability to extreme fire conditions, though North Wonthaggi was not directly impacted.

Adaptation & Mitigation Actions

Enhance Urban Greening and Tree Canopy

Near-term

Increase tree planting in public spaces and encourage residents to plant trees to mitigate the urban heat island effect and improve air quality.

Est. cost: $$

Upgrade Stormwater Drainage Systems

Near-term

Invest in upgrading and expanding stormwater infrastructure to cope with increased rainfall intensity and reduce localised flooding.

Est. cost: $$$

Develop Heatwave Response Plan

Immediate

Create and implement a community-wide heatwave response plan, including identifying cooling centres and providing public health advice.

Est. cost: $

Coastal Adaptation Planning

Long-term

Undertake detailed studies for coastal erosion and sea level rise impacts, and develop long-term adaptation strategies for vulnerable coastal areas.

Est. cost: $$$$

Promote Water-Sensitive Urban Design (WSUD)

Near-term

Incorporate WSUD principles in new developments and retrofits to manage stormwater runoff, improve water quality, and reduce flood impacts.

Est. cost: $$

Council & Emergency Services

Bass Coast Shire Council
Emergency Services

Data last updated: 28 June 2026

Explore North Wonthaggi Risk Reports

Frequently Asked Questions

Is North Wonthaggi safe from climate change?

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

The dominant hazard for North Wonthaggi 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 North Wonthaggi 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 Victoria suburbs.

Should I be concerned about buying property in North Wonthaggi?

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 North Wonthaggi?

Key projections for Victoria 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 North Wonthaggi.

What share of North Wonthaggi is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 8.5% of North Wonthaggi in high-risk zones for surface flood, with a further 77.8% 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 North Wonthaggi Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for North Wonthaggi, Victoria, covering flood, bushfire, sea level rise and more.

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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