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.
Climate and Weather in Provence in February. Average temperatures in Provence in February: 2Â°C to 12Â°C (36Â°F to 54Â°F) Average sea temperatures in Provence in February: 13Â°C (55Â°F) Average rainfall in Provence in February: 50mm to 75mm (2in to 3in) Events: One of the worldâs major carnival events takes place in Nice in February.