Storms that hit the US last month are expected to generate insurance losses of more than $US325 million ($442.42 million), according to Impact Forecasting.

Two separate storm events struck, with most damage in the midwest, plains region, southeast and northeast from tornadoes, hail and wind, the Aon Benfield subsidiary says.

Severe storms also hit western Europe, killing at least three people. Widespread damage was reported in multiple countries, primarily due to hail and fallen trees. The Dutch Association of Insurers estimates losses at $US14 million ($19 million), with the figure expected to rise.

In southern Asia monsoon rains caused flooding and landslides, killing more than 250 people and injuring hundreds, Impact Forecasting’s monthly global catastrophe report says. Significant damage was reported in parts of China, Pakistan, India, Nepal, Vietnam, Myanmar, Bangladesh and Afghanistan. Total economic losses are estimated at more than $US2 billion ($2.72 billion), mostly in China.

Typhoon Chan-hom hit China and other parts of Asia last month, causing $US1.6 billion ($2.17 billion) of economic losses.

At least six people died and more than 30 were injured. In China more than 5000 homes were destroyed in Zhejiang Province. Agriculture and infrastructure sustained the most damage.

Two cyclones in Asia generated economic losses of $US214 million ($291.41 million).

Typhoon Linfa hit the Philippines and China, and Super Typhoon Nangka hit Japan, killing two people and forcing the evacuation of 100,000.