Heat Risk in Wyndham, NSW: 2026 Assessment

Wyndham, New South Wales· UNKNOWN
Wyndham is likely to experience heatwaves, particularly during the summer months. Increased temperatures can pose health risks to vulnerable populations.Updated 29 Apr 2026

Heat Risk Score

5.0/10

Wyndham is likely to experience heatwaves, particularly during the summer months. Increased temperatures can pose health risks to vulnerable populations.

Key Facts

Heat Risk
Wyndham is likely to experience heatwaves, particularly during the summer months. Increased temperatures can pose health risks to vulnerable populations.
Trend
increasing
Suburb
Wyndham, NSW
Overall Risk
Medium
Postcode
2550
Highest high-risk exposure
22.1% of land (bushfire)

Heat Risk Analysis

Wyndham in New South Wales 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 Wyndham 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.

Urban areas may experience higher temperatures due to the urban heat island effect.

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

Wyndham (postcode 2550) 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 (22.1% of land in high-risk zones), riverine flood (12.7% of land in high-risk zones), surface flood (5.8% of land in high-risk zones). Exposure is not uniform across Wyndham — 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

Avg January Max Temp32 °C
Heat Stress Events/Year3
Urban Heat ContextUrban areas may experience higher temperatures due to the urban heat island effect.

Historical Events

2017
Moderate

A prolonged heatwave affected Wyndham, with temperatures exceeding 40 degrees Celsius for several days.

Adaptation & Mitigation Actions

Develop and implement a comprehensive bushfire management plan

Immediate

This plan should include measures to reduce fuel loads, improve firebreaks, and enhance community preparedness.

Est. cost: Medium

Upgrade drainage infrastructure to mitigate flood risks

Near-term

This includes increasing the capacity of drainage channels and implementing stormwater management strategies.

Est. cost: High

Implement urban cooling strategies to reduce the urban heat island effect

Near-term

This includes planting trees, creating green spaces, and using reflective building materials.

Est. cost: Medium

Develop a community education program to raise awareness of climate risks

Long-term

This program should provide information on how to prepare for and respond to climate-related emergencies.

Est. cost: Low

Promote water conservation measures to address potential water scarcity

Long-term

Encourage residents to use water efficiently and invest in water-saving appliances.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 29 April 2026

Explore Wyndham Risk Reports

Frequently Asked Questions

How hot does Wyndham get in summer?

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

Is extreme heat increasing in Wyndham?

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

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

What heat mitigation measures work best in Wyndham?

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 share of Wyndham is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 22.1% of Wyndham in high-risk zones for bushfire, with a further 49.9% 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 Wyndham Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Wyndham, New South Wales, 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