This lecture focus to describe on Weather and Climate. Weather is a description of the changeable aspects of the atmosphere, the temperature, rainfall, pressure, and so forth, at a particular time. These changes usually affect your daily life one way or another, but some of them seem more inconvenient than others. Climate is a generalized pattern for weather over a period of time. The climate determines what types of plants and animals live in a location, the types of houses that people build, and the life-styles of people.