📮 New Norfolk postcode: 7140

Heat Risk in New Norfolk, TAS: 2026 Assessment

New Norfolk, Tasmania· UNKNOWN· 7140
New Norfolk experiences moderate heat, but climate change is projected to increase the frequency and intensity of heatwaves, impacting vulnerable populations.Updated 2 Apr 2026

Heat Risk Score

6.0/10

New Norfolk experiences moderate heat, but climate change is projected to increase the frequency and intensity of heatwaves, impacting vulnerable populations.

Key Facts

Heat Risk
New Norfolk experiences moderate heat, but climate change is projected to increase the frequency and intensity of heatwaves, impacting vulnerable populations.
Trend
increasing
Suburb
New Norfolk, TAS
Overall Risk
Medium
Postcode
7140
Highest high-risk exposure
11% of land (extreme wind)

Heat Risk Analysis

New Norfolk in Tasmania 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 New Norfolk 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.

Heatwaves are becoming more frequent in Tasmania.

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

New Norfolk (postcode 7140) 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 extreme wind (11% of land in high-risk zones), surface flood (9% of land in high-risk zones), riverine flood (8.6% of land in high-risk zones). Exposure is not uniform across New Norfolk — 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 Temp25.5 °C
Heat Stress Events/Year1.2
Urban Heat ContextHeatwaves are becoming more frequent in Tasmania.

Historical Events

2019
Moderate

Record high temperatures were recorded in Tasmania, including New Norfolk, during a prolonged heatwave.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as levees and improved drainage systems.

Est. cost: High

Develop Heatwave Response Plan

Immediate

Create a community plan to protect vulnerable residents during heatwaves, including cooling centers and outreach programs.

Est. cost: Medium

Bushfire Preparedness

Near-term

Promote bushfire safety awareness and encourage residents to prepare their properties for bushfire season.

Est. cost: Low

Upgrade Building Standards

Long-term

Implement stricter building codes to ensure new constructions are more resilient to climate-related hazards.

Est. cost: Medium

Community Education Programs

Near-term

Run workshops and provide resources to educate the community about climate change risks and adaptation strategies.

Est. cost: Low

Council & Emergency Services

Derwent Valley Council
Emergency Services

Data last updated: 2 April 2026

Explore New Norfolk Risk Reports

Frequently Asked Questions

How hot does New Norfolk get in summer?

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

Is extreme heat increasing in New Norfolk?

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

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

What heat mitigation measures work best in New Norfolk?

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 New Norfolk is exposed to high extreme wind risk?

ClimateNest's hazard overlay maps 11% of New Norfolk in high-risk zones for extreme wind, with a further 80.8% 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 New Norfolk Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for New Norfolk, Tasmania, 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