Climate is the average of weather conditions over a period of time, usually over several years. Climate may be local, regional, or global. In contrast, weather is the condition of the air in the atmosphere of a local environment at any moment. The locality may be as small as the place where a person is standing, or it may be as large as a region affected by a giant air mass. The weather or atmospheric conditions may be hot or cold, dry or humid, rainy or dry, windy or calm, cloudy or clear in combination.

Climate is usually defined with two measures of atmospheric conditions: temperature and precipitation. Therefore, the climate of every country, land formation, region, town, continent, or even the whole planet is defined ...