Is Mount Saint Thomas, NSW Climate Safe? 2026 Assessment
Climate Safety Score
5.5/10Moderate climate risk — address-specific
Key Facts
- Climate Safety
- Medium
- Flood
- Mount Saint Thomas faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby creeks. The risk is expected to increase with climate change.
- Bushfire
- The bushfire risk in Mount Saint Thomas is moderate due to its proximity to bushland areas. Hot, dry conditions during summer increase the likelihood of bushfires.
- Heat
- Mount Saint Thomas experiences a high risk of heatwaves, particularly during the summer months. Climate change is expected to increase the frequency and intensity of heatwaves.
- Storm
- Moderate storm risk — East Coast Lows bring severe weather including hail and damaging winds
- Postcode
- 2500
- Highest high-risk exposure
- 18% of land (bushfire)
Climate Safety Analysis
Mount Saint Thomas in New South Wales has an overall climate safety rating of Medium. This multi-hazard assessment combines flood, bushfire, heat, coastal, and storm risk data with climate projections to 2050 from CSIRO and the Bureau of Meteorology.
Key factors affecting Mount Saint Thomas's climate safety include heat, flood. Each hazard is assessed independently and combined for an overall picture. Australia has warmed by approximately 1.5 °C since 1910, with flow-on effects to fire weather, extreme rainfall, and heatwave frequency.
Climate safety for property in Mount Saint Thomas is not uniform — it varies by address. Factors such as elevation, distance to waterways, proximity to bushland, and local drainage all influence actual risk at a specific property. Two nearby properties can have materially different risk profiles.
For a complete property-specific climate safety report for Mount Saint Thomas including address-level hazard mapping, insurance outlook, and adaptation recommendations, use the ClimateNest full analysis tool.
Mount Saint Thomas (postcode 2500) 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 bushfire (18% of land in high-risk zones), riverine flood (8.8% of land in high-risk zones), surface flood (3.8% of land in high-risk zones). Exposure is not uniform across Mount Saint Thomas — 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
Historical Events
A severe storm brought heavy rain and strong winds to the area, causing some property damage.
A prolonged heatwave affected the region, with temperatures exceeding 40 degrees Celsius for several days.
A bushfire occurred in nearby bushland, but did not directly impact Mount Saint Thomas.
Heavy rainfall caused localized flooding in parts of the region, impacting some properties.
Adaptation & Mitigation Actions
Improve Drainage Infrastructure
Near-termUpgrade local drainage systems to better manage heavy rainfall and reduce the risk of flooding.
Est. cost: Medium
Implement Heatwave Early Warning System
ImmediateDevelop a system to alert residents of impending heatwaves and provide guidance on how to stay safe.
Est. cost: Low
Promote Energy Efficiency
Long-termEncourage residents to adopt energy-efficient practices to reduce their carbon footprint and lower energy bills.
Est. cost: Low to Medium
Bushfire Preparedness
Near-termProvide education and resources to residents on how to prepare their properties for bushfires.
Est. cost: Low
Council & Emergency Services
Explore Mount Saint Thomas Risk Reports
View other climate risk assessments for Mount Saint Thomas:
Frequently Asked Questions
Is Mount Saint Thomas safe from climate change?
No location in Australia is entirely immune to climate change impacts. Mount Saint Thomas has an overall Medium climate risk rating. Understanding the specific hazards at your property address — not just the suburb average — provides the most reliable risk picture.
Which climate hazard poses the biggest risk in Mount Saint Thomas?
The dominant hazard for Mount Saint Thomas depends on geography and local environment. Proximity to waterways elevates flood risk, while proximity to bushland increases bushfire risk. ClimateNest's multi-hazard analysis identifies the highest-risk hazards for any specific address.
How does Mount Saint Thomas compare to nearby suburbs for climate safety?
Nearby suburbs may have different climate risk profiles depending on elevation, vegetation cover, drainage patterns, and land use. ClimateNest allows comparison of climate safety scores across New South Wales suburbs.
Should I be concerned about buying property in Mount Saint Thomas?
Climate risk should be one factor in your decision, alongside price, location, and amenity. An informed buyer understands the specific risks at a property address and factors insurance costs and climate projections into their assessment of long-term value.
What climate projections should I know for Mount Saint Thomas?
Key projections for New South Wales from CSIRO include increased average temperatures, more frequent hot days, changes in rainfall seasonality, longer fire seasons, and potential increases in extreme rainfall intensity. These trends inform the long-term outlook for Mount Saint Thomas.
What share of Mount Saint Thomas is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 18% of Mount Saint Thomas in high-risk zones for bushfire, with a further 57% 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 Mount Saint Thomas Safe from Climate Risk?
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Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections