Official figures show that industrial production in the euro zone rose by 0.9% in August but fell 15.4% over 12 months.
The figures, adjusted for seasonal variations, showed an accelerated improvement from July and marked four monthly gains in a row.
Revised manufacturing figures for the previous month showed a rise of 0.2%, against a decrease of 0.3% initially announced.
Production of durable consumer goods like fridges and televisions rose by 5.3% in the euro area in August, while production of energy also rose 0.6%. Rises were recorded in 11 countries, the highest seen in Italy at 7%. But Ireland's industrial production collapsed by 16.7% between July and August.