One Day in Three: How the Mistral Shaped Rhone Valley Farming
The Mistral blows on more than 100 days a year over the lower Rhone valley, roughly one day in three, at about 50 km/h with gusts of 80 to 100 km/h. Its relentless frequency, not rare record gusts, is what shaped Provence's windbreaks, low-trained vines and south-leaning trees.