Heat and hail have also contributed to a decline in production potential.” France 's wine output may drop by up to 20 % YoY in 2019 due to extreme weather conditions . The country 's ministry of agriculture said it expected production levels to drop by at least 20 % , with a combination of wind , snow and rain disrupting vineyards across different regions of France .
France 's wine output may drop by up to 20 % YoY in 2019 due to extreme weather conditions . The country 's ministry of agriculture said it expected production levels to drop by at least 20 % , with a combination of wind , snow and rain disrupting vineyards across different regions of France .