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Climate Risk in Darwin, Northern Territory

Darwin, Northern Territory· City of Darwin· 0800
High Risk
Updated Mar 2026

Darwin faces significant climate change risks, particularly from heat, coastal hazards, and flooding. Rising temperatures and sea levels pose a threat to infrastructure and the community. Adaptation measures are crucial to mitigate these impacts.

Overall Risk Score

72/100
High

Confidence: Medium

Hazard Breakdown

Flood
6.8
Bushfire
4.5
Heat
8.5
Coastal
9.0

Climate Hazard Breakdown for Darwin

increasing

Flood

68/100

Darwin faces a moderate risk of flooding due to its low-lying coastal areas and intense rainfall events during the monsoon season. Climate change is expected to increase the frequency and intensity of these events.

Key drivers:

  • ·Increased rainfall intensity
  • ·Sea level rise
increasing

Bushfire

45/100

While not as prominent as in southern Australia, Darwin experiences a bushfire risk, particularly in the dry season. Increased temperatures and prolonged dry periods can exacerbate this risk.

Key drivers:

  • ·Increased temperatures
  • ·Prolonged dry periods
increasing

Heat

85/100

Darwin already experiences high temperatures and humidity. Climate change is projected to significantly increase the number of extremely hot days, posing a risk to vulnerable populations.

Key drivers:

  • ·Rising average temperatures
  • ·Increased frequency of heatwaves
increasing

Coastal

90/100

Darwin is highly vulnerable to coastal hazards due to sea level rise and storm surges. Low-lying areas are at risk of inundation and erosion, impacting infrastructure and communities.

Key drivers:

  • ·Sea level rise
  • ·Increased storm intensity
increasing

Wind

60/100

Notable wind risk — tropical cyclone winds

increasing

Storm

60/100

Notable storm risk — cyclones and monsoonal storms

stable

Social

35/100

Moderate social stability — remote communities

increasing

Energy

60/100

Elevated energy costs — year-round cooling

In-Depth Climate Risk Guides for Darwin

Should I Buy

Property buying guide with climate risk assessment

Flood Risk

Flood zone mapping, historical events, and projections

Bushfire Risk

BAL assessment, vegetation proximity, and fire history

Climate Safety

Multi-hazard safety assessment to 2050

Storm Risk

Severe weather, hail, and wind risk analysis

Heat Risk

Extreme heat days, urban heat island, and cooling costs

Insurance Costs

Premium estimates and insurance availability

Investment Score

Climate-adjusted property investment analysis

Detailed Hazard Analysis

heat Risk

85/100

Darwin already experiences high temperatures and humidity. Climate change is projected to significantly increase the number of extremely hot days, posing a risk to vulnerable populations.

Primary Drivers

  • ·Rising average temperatures
  • ·Increased frequency of heatwaves
  • ·High humidity

Projections (RCP8.5)

2030

9.0

2050

9.5

Data source

flood Risk

68/100

Darwin faces a moderate risk of flooding due to its low-lying coastal areas and intense rainfall events during the monsoon season. Climate change is expected to increase the frequency and intensity of these events.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Sea level rise
  • ·Storm surges

Projections (RCP8.5)

2030

7.3

2050

7.8

Data source

coastal Risk

90/100

Darwin is highly vulnerable to coastal hazards due to sea level rise and storm surges. Low-lying areas are at risk of inundation and erosion, impacting infrastructure and communities.

Primary Drivers

  • ·Sea level rise
  • ·Increased storm intensity
  • ·Coastal erosion

Projections (RCP8.5)

2030

9.3

2050

9.6

Data source

bushfire Risk

45/100

While not as prominent as in southern Australia, Darwin experiences a bushfire risk, particularly in the dry season. Increased temperatures and prolonged dry periods can exacerbate this risk.

Primary Drivers

  • ·Increased temperatures
  • ·Prolonged dry periods
  • ·Vegetation dryness

Projections (RCP8.5)

2030

5.0

2050

5.5

Data source

What This Means for Property Owners

Insurance Outlook

Premiums are likely to increase due to climate change risks.

Price Impact

Properties in high-risk areas may experience price reductions.

Buyer Checklist

  • 1.Check flood maps and coastal erosion risk assessments.
  • 2.Assess the property's vulnerability to heatwaves.
  • 3.Inquire about insurance costs and coverage.
  • 4.Consider the long-term impacts of climate change on property value.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Darwin Harbour
Elevation Range
0-30m
Flood Zone
Coastal and riverine floodplains

Darwin has experienced several significant flood events in the past, highlighting its vulnerability to this hazard. The council has implemented measures to improve drainage and manage flood risks.

View council flood map

Bushfire Evidence

Distance to Bushland
Within 5km of urban areas
Planning Overlay
Bushfire-prone area overlay
Bushfire Prone Area
Yes

While not as frequent as in southern states, bushfires can pose a threat to Darwin, particularly during the dry season. Residents are advised to maintain their properties and be aware of fire danger ratings.

Heat Evidence

Avg January Max Temp
31.8°C
Heat Stress Days/Year
15 days

Darwin experiences high levels of heat stress due to its tropical climate. Climate change is projected to increase the frequency and intensity of heatwaves, posing a risk to public health.

Coastal Evidence

Distance to Coast
0.5 km
Sea Level Rise Exposure
High
Erosion Risk
Moderate to High

Historical Climate Events

1937
floodModerate

A significant flood event impacted Darwin, causing damage to infrastructure and homes.

Source
1974
stormCatastrophic

Cyclone Tracy devastated Darwin, causing widespread destruction and loss of life.

Source
2015
floodModerate

Heavy rainfall caused flash flooding in Darwin, disrupting traffic and damaging property.

Source
2018
heatwaveModerate

Darwin experienced a prolonged heatwave, with temperatures exceeding 35 degrees Celsius for several consecutive days.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP8.5

HazardToday20302050
flood687.1(+0.3)7.4(+0.6)
bushfire454.7(+0.2)5.0(+0.5)
heat859.2(+0.7)9.7(+1.2)
coastal909.4(+0.4)9.8(+0.8)

By 2030, Darwin is projected to experience more frequent and intense heatwaves, increased coastal inundation, and a higher risk of flooding due to more intense rainfall events. Bushfire risk will also increase slightly.

CSIRO Climate Projections

Adaptation Recommendations

Upgrade stormwater drainage systems

Immediate

Improve the capacity and resilience of stormwater drainage systems to manage increased rainfall intensity and reduce the risk of flooding.

Est. cost: High

Learn more

Implement coastal protection measures

Near-term

Construct seawalls, restore mangroves, and implement other coastal protection measures to mitigate the impacts of sea level rise and storm surges.

Est. cost: Very High

Learn more

Develop a heatwave management plan

Immediate

Create a comprehensive heatwave management plan that includes public awareness campaigns, cooling centers, and support for vulnerable populations.

Est. cost: Medium

Learn more

Strengthen building codes

Near-term

Update building codes to ensure that new buildings are resilient to climate change impacts, such as extreme heat, flooding, and coastal hazards.

Est. cost: Medium

Learn more

Community education programs

Long-term

Implement community education programs to raise awareness about climate change risks and promote adaptation measures at the household level.

Est. cost: Low

Learn more

About Darwin's Climate Risk Profile

Darwin's climate is characterized by a wet and dry season, with high temperatures and humidity throughout the year. Climate change is exacerbating existing vulnerabilities, leading to increased risks from heatwaves, sea level rise, and intense rainfall events.

The city's coastal location makes it particularly susceptible to sea level rise and storm surges. Low-lying areas are at risk of inundation, and coastal erosion can damage infrastructure and property. The frequency and intensity of extreme weather events are projected to increase, further compounding these risks.

Rising temperatures pose a significant threat to public health, especially for vulnerable populations such as the elderly and those with pre-existing conditions. The number of extremely hot days is expected to increase, placing strain on healthcare systems and impacting outdoor activities.

Flooding is another major concern, with intense rainfall events during the monsoon season causing widespread disruption. Climate change is projected to increase the intensity of these events, leading to more frequent and severe flooding.

Addressing these challenges requires a comprehensive adaptation strategy that includes measures to reduce greenhouse gas emissions, protect coastal areas, improve infrastructure resilience, and enhance community preparedness.

Data sources: BOM · CSIRO · NT Emergency Service · City of Darwin

Local Government Resources

City of Darwin

Climate StrategyFlood MapsEmergency Services

Frequently Asked Questions

What are the main climate change risks facing Darwin?

Darwin is primarily at risk from rising temperatures, sea level rise, increased flooding, and more intense storms. These changes can impact infrastructure, public health, and the natural environment.

How is the City of Darwin addressing climate change?

The City of Darwin has developed a climate change strategy that includes measures to reduce greenhouse gas emissions, adapt to the impacts of climate change, and engage the community in climate action.

What can I do to prepare for heatwaves in Darwin?

Stay hydrated, seek air-conditioned environments, avoid strenuous activities during the hottest part of the day, and check on vulnerable neighbors and family members.

How can I protect my property from flooding in Darwin?

Elevate your home, install flood barriers, improve drainage around your property, and purchase flood insurance.

Where can I find information about emergency preparedness in Darwin?

The NT Emergency Service (NTES) website provides information about emergency preparedness, including flood, cyclone, and bushfire safety.

Is Darwin prepared for future climate scenarios?

Darwin is actively working to adapt to future climate scenarios through infrastructure upgrades, community awareness programs, and policy changes. However, ongoing efforts are needed to address the increasing risks.

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30-120%
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