📮 Tumbarumba postcode: 2653

Heat Risk in Tumbarumba, NSW: 2026 Assessment

Tumbarumba, New South Wales· Snowy Valleys· 2653
Tumbarumba experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. This can impact vulnerable populations and infrastructure.Updated 27 May 2026

Heat Risk Score

4.3/10

Tumbarumba experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. This can impact vulnerable populations and infrastructure.

Key Facts

Heat Risk
Tumbarumba experiences moderate heat risk, with increasing average temperatures and more frequent heatwaves projected. This can impact vulnerable populations and infrastructure.
Trend
increasing
Suburb
Tumbarumba, NSW
Overall Risk
Medium
Postcode
2653
Highest high-risk exposure
15.7% of land (bushfire)

Heat Risk Analysis

Tumbarumba 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 Tumbarumba 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.

Average January maximum temperatures are expected to increase in the coming decades. Heatwaves can put a strain on the local health system.

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

Tumbarumba (postcode 2653) 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 (15.7% of land in high-risk zones), surface flood (7.6% of land in high-risk zones), extreme wind (6.1% of land in high-risk zones). Exposure is not uniform across Tumbarumba — 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 Temp28.5 °C
Heat Stress Events/Year2
Urban Heat ContextAverage January maximum temperatures are expected to increase in the coming decades. Heatwaves can put a strain on the local health system.

Historical Events

2009
Moderate

A prolonged heatwave resulted in increased demand for electricity and put a strain on the local health system.

Adaptation & Mitigation Actions

Improve bushfire preparedness

Immediate

Implement community education programs, maintain fire breaks, and develop evacuation plans.

Est. cost: Low

Upgrade flood mitigation infrastructure

Near-term

Improve drainage systems, construct levees, and implement early warning systems.

Est. cost: Medium

Develop a heatwave response plan

Near-term

Establish cooling centers, provide assistance to vulnerable populations, and promote water conservation.

Est. cost: Low

Promote sustainable land management practices

Long-term

Reduce deforestation, improve soil health, and implement water-wise farming techniques.

Est. cost: Medium

Council & Emergency Services

Snowy Valleys Council
Emergency Services

Data last updated: 27 May 2026

Explore Tumbarumba Risk Reports

Frequently Asked Questions

How hot does Tumbarumba get in summer?

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

Is extreme heat increasing in Tumbarumba?

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 Tumbarumba 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 Tumbarumba and the performance of your building envelope.

What heat mitigation measures work best in Tumbarumba?

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 Tumbarumba is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 15.7% of Tumbarumba in high-risk zones for bushfire, with a further 63.6% 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 Tumbarumba Safe from Climate Risk?

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