📮 Fumina South postcode: 3782

Heat Risk in Fumina South, VIC: 2026 Assessment

Fumina South, Victoria· Cardinia Shire Council· 3782
High heat risk driven by increasing frequency and intensity of heatwaves, exacerbated by urban heat island effects.Updated 28 June 2026

Heat Risk Score

7.0/10

High heat risk driven by increasing frequency and intensity of heatwaves, exacerbated by urban heat island effects.

Key Facts

Heat Risk
High heat risk driven by increasing frequency and intensity of heatwaves, exacerbated by urban heat island effects.
Trend
increasing
Suburb
Fumina South, VIC
Overall Risk
Medium
Postcode
3825
Region
Coastal VIC
Median property value
$725,000
Dominant hazard
damaging wind (5/10)
Highest high-risk exposure
11.1% of land (bushfire)

Heat Risk Analysis

Fumina South in Victoria 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 Fumina South 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.

The region experiences a number of days above 35°C annually, with projections indicating an increase in these extreme heat events.

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

Climate projections show heat risk in Fumina South is tied to the broader Coastal VIC climate. The suburb scores 4 on the 0–10 heat index, with the number of days above 35°C expected to grow through 2050 — a factor that affects cooling costs, garden viability and property desirability.

Fumina South located in Coastal VIC (postcode 3825), is a Victoria suburb tracked by ClimateNest. The suburb's median property value is $725,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Fumina South.

Across the six hazard axes ClimateNest models, the dominant climate risk in Fumina South is damaging wind (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Fumina South, damaging wind is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Fumina South are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Avg January Max Temp28.5 °C
Heat Stress Events/Year8
Urban Heat ContextThe region experiences a number of days above 35°C annually, with projections indicating an increase in these extreme heat events.

Historical Events

2020
Major

An extended period of extreme heat affected Victoria, with Fumina South experiencing multiple days above 40°C, straining infrastructure and posing health risks.

Adaptation & Mitigation Actions

Implement Sustainable Urban Drainage Systems (SuDS)

Near-term

Incorporate rain gardens, permeable pavements, and swales to manage stormwater runoff and reduce localized flooding.

Est. cost: $$

Enhance Bushfire Preparedness and Defensible Space

Immediate

Encourage property owners to create and maintain defensible space around homes, using fire-resistant landscaping and materials.

Est. cost: $

Promote Cool Roofs and Green Infrastructure

Near-term

Incentivize the use of cool roofing materials and increase tree canopy cover to mitigate the urban heat island effect.

Est. cost: $$

Develop Community Heatwave Response Plans

Immediate

Establish community hubs and communication networks to support vulnerable residents during extreme heat events.

Est. cost: $

Upgrade Stormwater Infrastructure

Long-term

Invest in upgrading existing stormwater drains and culverts to handle increased rainfall intensity and reduce flood risk.

Est. cost: $$$

Council & Emergency Services

Cardinia Shire Council
Emergency Services

Data last updated: 28 June 2026

Explore Fumina South Risk Reports

Frequently Asked Questions

How hot does Fumina South get in summer?

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

Is extreme heat increasing in Fumina South?

Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for Victoria. Continued warming is likely through 2050 under all emissions scenarios.

How does heat affect energy costs for Fumina South 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 Fumina South and the performance of your building envelope.

What heat mitigation measures work best in Fumina South?

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 are the main climate risks in Fumina South?

ClimateNest's suburb model rates Fumina South's dominant climate risk as damaging wind at 5/10 on a 0–10 index, followed by bushfire (4/10) and extreme heat (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Fumina South.

What share of Fumina South is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 11.1% of Fumina South in high-risk zones for bushfire, with a further 76.8% 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 Fumina South Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Fumina South, Victoria, 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