Physics and Chemistry. Diffusion is the movement of particles from an area of high concentration to an area of low concentration. Diffusion is not to be confused with osmosis, which is the movement of water through a semi-permeable membrane. However, osmosis is a special case of diffusion.
Avignon: Annual Weather Averages. July is the hottest month in Avignon with an average temperature of 24Â°C (75Â°F) and the coldest is January at 6Â°C (43Â°F) with the most daily sunshine hours at 13 in July.The wettest month is September with an average of 65.8mm of rain.vignon: Annual Weather Averages. July is the hottest month in Avignon with an average temperature of 24Â°C (75Â°F) and the coldest is January at 6Â°C (43Â°F) with the most daily sunshine hours at 13 in July.
Average Weather at Marseille Provence Airport France. Marseille Provence Airport has a cold semi-arid steppe climate. The temperature typically varies from 37Â°F to 87Â°F over the course of the year, and is rarely below 28Â°F or above 92Â°F. The hot season lasts for 89 days, from June 13 to September 10, with an average daily high temperature above 79Â°F.