Eurostat data showed that industrial production in the 19 countries sharing the euro grew 0.6 percent month-on-month in October for a 1.9 percent year-on-year rise.
Economists polled by Reuters had expected a rises of respectively 0.3 and 1.3 percent.
Production of durable consumer goods increased by themost in October - 1.8 percent month-on-month and 4.2 percent year-on-year.
The output of capital goods, used in investment, grew by 1.4 percent during the month and 3.5 percent from a year earlier.
Production of energy and non-durable consumer goods, such as food or toiletries, also increased both on a monthly and on a yearly basis.
The only decrease was for output of intermediate goods, used in the production of other goods, falling by 0.1 percent in the month, while increasing by 1.5 percent year-on-year.