📮 Kojonup postcode: 6395

Heat Risk in Kojonup, WA: 2026 Assessment

Kojonup, Western Australia· UNKNOWN· 6395
Kojonup experiences moderately high temperatures during summer, with the potential for heatwaves. Climate change is expected to increase the frequency and intensity of heat events.Updated 10 Mar 2026

Heat Risk Score

5.0/10

Kojonup experiences moderately high temperatures during summer, with the potential for heatwaves. Climate change is expected to increase the frequency and intensity of heat events.

Key Facts

Heat Risk
Kojonup experiences moderately high temperatures during summer, with the potential for heatwaves. Climate change is expected to increase the frequency and intensity of heat events.
Trend
increasing
Suburb
Kojonup, WA
Overall Risk
Medium
Postcode
6395
Highest high-risk exposure
8.9% of land (surface flood)

Heat Risk Analysis

Kojonup in Western Australia 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 Kojonup 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 and those with chronic health conditions are particularly vulnerable to heat stress.

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

Kojonup (postcode 6395) 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 surface flood (8.9% of land in high-risk zones), bushfire (7.6% of land in high-risk zones), riverine flood (5.8% of land in high-risk zones). Exposure is not uniform across Kojonup — 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 Temp32.5 °C
Heat Stress Events/Year3
Urban Heat ContextElderly residents and those with chronic health conditions are particularly vulnerable to heat stress.

Historical Events

2019
Moderate

Kojonup experienced a prolonged heatwave with temperatures exceeding 40°C for several days.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage infrastructure and implement flood control measures to reduce the impact of flooding.

Est. cost: Medium

Enhance Bushfire Preparedness

Immediate

Implement bushfire mitigation strategies, such as fuel reduction and community education programs.

Est. cost: Medium

Develop Heat Action Plan

Near-term

Create a heat action plan to protect vulnerable populations during heatwaves, including establishing cooling centers and providing public awareness campaigns.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water conservation practices to reduce water stress during periods of drought and heat.

Est. cost: Low

Council & Emergency Services

Shire of Kojonup
Emergency Services

Data last updated: 10 March 2026

Explore Kojonup Risk Reports

Frequently Asked Questions

How hot does Kojonup get in summer?

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

Is extreme heat increasing in Kojonup?

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

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

What heat mitigation measures work best in Kojonup?

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 Kojonup is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 8.9% of Kojonup in high-risk zones for surface flood, with a further 70.9% 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 Kojonup Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Kojonup, Western Australia, 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