Italy's seasonally adjusted industrial production fell 0.3% in October from September, when output was down 0.4%, according to the Italian National Institute of Statistics.
The consensus estimate of economists polled by Econoday was for a monthly dip of 0.2%.
After calendar adjustments, industrial output fell 2.4% year over year and by 1.2% in the 10 months to October.
Seasonally adjusted industrial output was down 0.6% in the three months to October from the May-July period.
Meanwhile, France's industrial output rose 0.4% month over month in October, unchanged from the growth rate in September, data from the National Institute of Statistics and Economic Studies showed.
This was higher than the Econoday consensus estimate of 0.1%.
Manufacturing production grew 0.5%, following a 0.8% rise in September. Growth eased on the back of a 16.8% decline in coke and refined petroleum product output. In contrast, production increased 8.3% in pharmaceuticals.