Climate Change Increases Australian Bushfire Risks

Longer fire seasons and extreme weather events are projected to cost Australia billions in annual economic losses.

Updated on Oct. 22, 2026 in Severe Weather

Climate Change Increases Australian Bushfire Risks

Live Poll

Is your local community becoming better prepared for the rising risks of extreme fire weather?

Experts project that climate change will drive bushfire seasons that cost Australia 6 billion Australian dollars annually over the next 30 years. These longer, more intense seasons are being exacerbated by heat and drought conditions linked to El Nino.

Why it matters

Climate change is driving more frequent major bushfires and extending fire seasons, creating significant economic and safety challenges. The trend threatens communities across Australia as the country faces higher risks of extreme fire weather.

Fire seasons have grown 21 percent longer since 1979, with Southeast Australia now experiencing 14 more days of extreme fire weather annually than in 1998. The number of extreme fire-generated storms between 2004 and 2024 was six-fold higher than in the preceding 20 years.

The details

The increasing severity of bushfire conditions is coupled with a shifting landscape of emergency personnel, as the country saw 10,336 fewer volunteer firefighters in 2023-24 compared to four years prior. While the number of paid firefighting positions grew by 433 in that same period, the nation remains under significant pressure as the next two summers pose major risks.

1979 marked the beginning of official fire season duration measurements.
1998 serves as the comparison baseline for extreme fire weather days.
2004 to 2024 was the period used to count extreme fire-generated storms.
2023-24 is the latest reporting period for volunteer firefighter numbers.
Projections for annual bushfire economic costs cover the next 30 years.

Seasonal Patterns

These trends align with data from the Australian Bureau of Meteorology fire weather monitoring programme, which consistently documents shifts toward longer and more volatile fire seasons. The findings confirm a clear departure from 20th-century climate norms in the region.

Residents should remain vigilant as the next two summers present a significant risk to local communities. Familiarise yourself with official safety advisories and fire preparedness plans in your specific state or territory.

The takeaway

Proactive investment in fire preparedness is essential to mitigate the rising economic and safety costs of an evolving climate. Residents are encouraged to monitor local fire danger ratings and prepare emergency kits well in advance of the summer season.