The prevailing wind is the mistral for which the windspeed can be beyond 110 km/h. It blows between 120 and 160 days per year with an average speed of 90 km/h in gusts. The following table shows the different speeds of the mistral recorded by Orange and Carpentras Serres stations in the southern Rhone valley and its frequency in 2006. "Normal" corresponds to the average of the last 53 years from Orange weather reports and that of the last 42 at Carpentras.