Victoria's Country Fire Authority is predicting larger and more severe fires because of climate change, warning emergency service workers will have less time to recover and prepare from one disaster to the next.

A CFA planning strategy document identifies climate change as a key threat, concluding there will be ''more record hot weather'', more heatwaves, more drought and less autumn and winter rain.

CFA chief Euan Ferguson helps (centre). Credit:Michael Copp

''The conditions for large and intense fires - low humidity, high winds and extreme temperatures - are likely to become more common in the future,'' it said.

The state and federal governments have largely dismissed the link between climate change and bushfires. But the strategy to prepare the authority for challenges likely to arise after 2025 concluded there was ''no doubt'' the atmosphere was warming.