What the mapping shows for Tewantin
Part of Tewantin is mapped as subject to coastal inundation.
19.2% of Tewantin is mapped as part of the Queensland coastal management district (coastal management district declared under the Coastal Management Act 2016)
Queensland Coastal Management District, State of Queensland (Department of Environment, Tourism, Science and Innovation), 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 Tewantin →Heat Risk in Tewantin, QLD: 2026 Assessment
19.2% of Tewantin is mapped as part of the Queensland coastal management district (coastal management district declared under the Coastal Management Act 2016)
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 assessedTewantin is likely to experience more frequent and intense heatwaves. Higher average temperatures can impact vulnerable populations and infrastructure.
Key Facts
- Heat Risk
- Tewantin is likely to experience more frequent and intense heatwaves. Higher average temperatures can impact vulnerable populations and infrastructure.
- Trend
- increasing
- Suburb
- Tewantin, QLD
- Overall Risk
- Medium
- Postcode
- 4565
Heat Risk Analysis
Tewantin in Queensland 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 Tewantin 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.
Elderly residents are particularly vulnerable during heatwaves.
Get an address-level heat risk assessment from ClimateNest for Tewantin 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 Tewantin. An address-level check is what tells you about a specific property before you buy, sell or insure it.
Local Hazard Evidence
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in infrastructure to mitigate flood risks, such as levees, drainage improvements, and flood-proofing of buildings.
Est. cost: High
Enhance Bushfire Preparedness
Near-termImplement bushfire management strategies, including vegetation clearing, fire breaks, and community education programs.
Est. cost: Medium
Develop Heatwave Response Plan
Near-termCreate a heatwave response plan to protect vulnerable populations, including cooling centers and public awareness campaigns.
Est. cost: Low
Plan for Coastal Adaptation
Long-termDevelop a coastal adaptation plan to address sea level rise and storm surge, including managed retreat and infrastructure upgrades.
Est. cost: High
Council & Emergency Services
Explore Tewantin Risk Reports
View other climate risk assessments for Tewantin:
Frequently Asked Questions
How hot does Tewantin get in summer?
Tewantin in Queensland experiences summer temperatures consistent with the regional climate. BOM publishes historical temperature data for weather stations near Tewantin. Get a property-specific heat exposure assessment with projected cooling costs from ClimateNest.
Is extreme heat increasing in Tewantin?
Australia-wide, extreme heat events have become more frequent since the mid-20th century, and this trend is consistent with CSIRO climate projections for Queensland. Continued warming is likely through 2050 under all emissions scenarios.
How does heat affect energy costs for Tewantin 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 Tewantin and the performance of your building envelope.
What heat mitigation measures work best in Tewantin?
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 Tewantin Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Tewantin, Queensland, covering flood, bushfire, sea level rise and more.
What A$49 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections