Although the cause of each blaze has yet to be determined, they all burned in or near foothill communities amid gusty winds and dry air and vegetation.

A recent rule change could cause a spike in insurance premium for homeowners across California, as the costs of the Los Angeles area wildfires are passed onto them in a way that was not allowed in the past.

The wildfires sweeping through Los Angeles County communities have destroyed at least 10,000 homes so far and more are in the path of still-uncontrolled flames.

Analysts at Goldman Sachs warn that the recent fires in Los Angeles County might become the most costly in California's history. Losses could reach up to $40 billion (€38 billion), making it one of the 20 most expensive natural disasters in the US relative to GDP.