The AA Insurance Premium Index for Q3 2017 shows a small rise but includes warning that costs could increase if bad weather and IPT bite.
Ageas statistics reveal that December claims cost on average nearly three times those of the rest of the year.
Advisory firm expects first industry loss since 2007.
Specialists say impact is unlikely to affect the ratings of insurers.
PwC estimates that costs of storms Eva, Desmond and Frank could top £3bn as flooding impacts SME businesses.
Accountants warn of impact of UK storm as winds gust up to 99mph
Home insurance premiums could rise by up to 10% in 2012 according to Deloitte.
First quarter results for Markel International have revealed a combined operating ratio of 152% compared to 109% for the same period of 2010.
RSA has announced the impact of adverse weather in November and December 2010 to be around £142m above normal levels with full year costs predicted to hit £255m.
This month's power hour, sponsored by Ecclesiastical and held in Bristol, looks at the growing impact of climate change on the industry - particularly that of flooding. Martin Friel reports.
Insurer LV has issued guidance over disruption caused by the eruption of icelandic volcano Eyjafjallajökull.
Virgin cites EC regulations and says it will pay for hotel accommodation and meals for passengers.
A specialist travel insurance broker has questioned how anybody can check in when the airports are closed and wants more consensus from insurers over the volcano.
UK's largest insurer attempts to clarify its position over the disruption from the volcano
Munich Re says it can help airlines with ash and snowfall given sufficient demand
The air traffic control body Nats has extended its restrictions on UK airspace until at least 1am on Tuesday.
Ash from Icelandic volcano causes major disruption to UK airspace.
Return of wintry conditions cause chaos