What the mapping shows for Legana
Part of Legana is mapped as subject to coastal inundation.
9.2% of Legana is mapped as subject to coastal inundation (coastal inundation hazard band, including 1% AEP storm tide at 2100)
48.6% of Legana is mapped as subject to coastal erosion (coastal erosion hazard band mapped for the Tasmanian planning system)
Tasmanian Coastal Inundation Hazard Bands (20161201), State of Tasmania (Department of Premier and Cabinet), Creative Commons Attribution 4.0, retrieved 2026-10-23
This is a share of the suburb's land area from a published state dataset, not an assessment of any property. A ClimateNest report scores the individual address across eight hazards, with insurance and value projections to 2050.
Check an address in Legana →Heat Risk in Legana, TAS: 2026 Assessment
9.2% of Legana is mapped as subject to coastal inundation (coastal inundation hazard band, including 1% AEP storm tide at 2100)
That figure covers the suburb. Check whether your address is inside it - address-level, sourced, A$49.
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Heat Risk Score
Not assessedLegana experiences moderate heat risk, with average maximum temperatures in January around 24°C. Climate change is projected to increase the frequency and intensity of heatwaves, potentially impacting vulnerable populations.
Key Facts
- Heat Risk
- Legana experiences moderate heat risk, with average maximum temperatures in January around 24°C. Climate change is projected to increase the frequency and intensity of heatwaves, potentially impacting vulnerable populations.
- Trend
- increasing
- Suburb
- Legana, TAS
- Overall Risk
- Low
- Postcode
- 7277
Heat Risk Analysis
Legana in Tasmania faces location-specific 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 Legana 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 can impact vulnerable populations, such as the elderly and those with chronic health conditions.
Get an address-level heat risk assessment from ClimateNest for Legana including cooling cost estimates, heatwave vulnerability scoring, and adaptation recommendations tailored to your property.
ClimateNest assesses hazards at the address rather than the suburb, because exposure varies street by street within Legana. An address-level check is what tells you about a specific property before you buy, sell or insure it.
Local Hazard Evidence
Historical Events
A prolonged heatwave impacted Tasmania, with record temperatures recorded in some areas.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in flood defenses, such as levees and improved drainage systems, to protect properties near the Tamar River.
Est. cost: Medium
Enhance Bushfire Preparedness
Near-termImplement bushfire mitigation measures, such as fuel reduction and community education programs.
Est. cost: Low
Develop Heat Action Plan
Near-termDevelop a heat action plan to protect vulnerable populations during heatwaves, including establishing cooling centers and providing public awareness campaigns.
Est. cost: Low
Monitor Coastal Erosion
Long-termImplement a coastal monitoring program to assess erosion rates and develop strategies to protect coastal assets.
Est. cost: Medium
Upgrade Building Codes
Long-termUpdate building codes to incorporate climate resilience measures, such as improved insulation and flood-resistant materials.
Est. cost: High
Council & Emergency Services
Explore Legana Risk Reports
View other climate risk assessments for Legana:
Frequently Asked Questions
How hot does Legana get in summer?
Legana in Tasmania experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Legana. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Legana?
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 Legana 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 Legana and the performance of your building envelope.
What heat mitigation measures work best in Legana?
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.
Is Legana Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Legana, Tasmania, covering flood, bushfire, sea level rise and more.
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*Industry sources: ICA, APRA, RBA
Full report from A$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections