Stock indices traded lower on uncertainty over Britain's membership in the European Union (EU).

Market participants also eyed the economic data from the Eurozone. Eurostat released its industrial production data for the Eurozone on Tuesday. Industrial production in the Eurozone climbed 1.1% in April, exceeding expectations for a 0.8% gain, after a 0.7% drop in March. March's figure was revised up from a 0.8% decrease.

On a yearly basis, Eurozone's industrial production rise 2.0% in April, beating expectations for a 1.4% rise, after a 0.2% increase in March.

Eurozone's employment increased by 0.3% in the first quarter, after a 0.3% rise in the fourth quarter.

The Office for National Statistics (ONS) released the consumer price inflation data for the U.K. on Tuesday. The U.K. consumer price index remained unchanged at 0.3% year-on-year in May. Analysts had expected to rise to 0.4%.

The increase was mainly driven by rises in transport costs, restaurant and hotel bills and the price of telecommunication services.

On a monthly basis, U.K. consumer prices increased 0.2% in May, missing expectations for a 0.3% gain, after a 0.1% rise in April.

Consumer price inflation excluding food, energy, alcohol and tobacco prices remained unchanged at 1.2% year-on-year in May, missing expectations for an increase to 1.3%.

The consumer price inflation is below the Bank of England's 2% target.

Current figures:

Name Price Change Change %

FTSE 100 5,967.77 -77.20 -1.28 %

DAX 9,550.41 -107.03 -1.11 %

CAC 40 4,167.15 -59.87 -1.42 %